Trauma prevalence study - general population > Trauma prevalence study - general population

Single Wave Study

General Information

Title
Trauma prevalence study - general population
Project Number
412.1.1
Abstract
The survey is about traumatic and/or stressful events.
Longitudinal Type
Single Wave Study
Begin date
02-10-2023
End date
31-10-2023
Researcher
Miranda Olff (Amsterdam UMC); Chris Hoeboer (Amsterdam UMC)
Publisher
Centerdata
Copyright
© 2026 Centerdata
DOI
https://doi.org/10.57990/m034-y829
Funding Organization
ODISSEI, OCW (Domeinplan SSH), Amsterdam UMC

Datasets and documentation

View Documentation

Codebook in English
Codebook in Dutch

Data Files

English SPSS file
English STATA file
English CSV file

Variables

Variable name Variable Label
nomem_encrNumber of the household member encrypted
zk23a_mYear and month of the field work period
zk23a001calculated variable: Number of (different types of) events experienced by respondent
zk23a002Natural disaster (for example, flood, hurricane, tornado or earthquake): Happened to me
zk23a003Natural disaster (for example, flood, hurricane, tornado or earthquake): Witnessed it
zk23a004Natural disaster (for example, flood, hurricane, tornado or earthquake): Heard about it
zk23a005Natural disaster (for example, flood, hurricane, tornado or earthquake): Context of my job
zk23a006Natural disaster (for example, flood, hurricane, tornado or earthquake): Don’t know
zk23a007Natural disaster (for example, flood, hurricane, tornado or earthquake): Doesn’t apply
zk23a008Fire or explosion: Happened to me
zk23a009Fire or explosion: Witnessed it
zk23a010Fire or explosion: Heard about it
zk23a011Fire or explosion: Context of my job
zk23a012Fire or explosion: Don’t know
zk23a013Fire or explosion: Doesn’t apply
zk23a014Accident (for example, car accident, boat accident, train wreck or plane crash): Happened to me
zk23a015Accident (for example, car accident, boat accident, train wreck or plane crash): Witnessed it
zk23a016Accident (for example, car accident, boat accident, train wreck or plane crash): Heard about it
zk23a017Accident (for example, car accident, boat accident, train wreck or plane crash): Context of my job
zk23a018Accident (for example, car accident, boat accident, train wreck or plane crash): Don’t know
zk23a019Accident (for example, car accident, boat accident, train wreck or plane crash): Doesn’t apply
zk23a020Serious accident at work, home, or during recreational activity: Happened to me
zk23a021Serious accident at work, home, or during recreational activity: Witnessed it
zk23a022Serious accident at work, home, or during recreational activity: Heard about it
zk23a023Serious accident at work, home, or during recreational activity: Context of my job
zk23a024Serious accident at work, home, or during recreational activity: Don’t know
zk23a025Serious accident at work, home, or during recreational activity: Doesn’t apply
zk23a026Exposure to toxic substance (for example, dangerous chemicals or radiation): Happened to me
zk23a027Exposure to toxic substance (for example, dangerous chemicals or radiation): Witnessed it
zk23a028Exposure to toxic substance (for example, dangerous chemicals or radiation): Heard about it
zk23a029Exposure to toxic substance (for example, dangerous chemicals or radiation): Context of my job
zk23a030Exposure to toxic substance (for example, dangerous chemicals or radiation): Don’t know
zk23a031Exposure to toxic substance (for example, dangerous chemicals or radiation): Doesn’t apply
zk23a032Physical assault (for example, being attacked, hit, slapped, kicked or beaten up): Happened to me
zk23a033Physical assault (for example, being attacked, hit, slapped, kicked or beaten up): Witnessed it
zk23a034Physical assault (for example, being attacked, hit, slapped, kicked or beaten up): Heard about it
zk23a035Physical assault (for example, being attacked, hit, slapped, kicked or beaten up): Context of my job
zk23a036Physical assault (for example, being attacked, hit, slapped, kicked or beaten up): Don’t know
zk23a037Physical assault (for example, being attacked, hit, slapped, kicked or beaten up): Doesn’t apply
zk23a038Assault with a weapon (for example, being shot, stabbed, threatened with a knife, gun or bomb): Happened to me
zk23a039Assault with a weapon (for example, being shot, stabbed, threatened with a knife, gun or bomb): Witnessed it
zk23a040Assault with a weapon (for example, being shot, stabbed, threatened with a knife, gun or bomb): Heard about it
zk23a041Assault with a weapon (for example, being shot, stabbed, threatened with a knife, gun or bomb): Context of my job
zk23a042Assault with a weapon (for example, being shot, stabbed, threatened with a knife, gun or bomb): Don’t know
zk23a043Assault with a weapon (for example, being shot, stabbed, threatened with a knife, gun or bomb): Doesn’t apply
zk23a044Sexual assault (rape, attempted rape, made to perform any type of sexual act through force or threat of harm): Happened to me
zk23a045Sexual assault (rape, attempted rape, made to perform any type of sexual act through force or threat of harm): Witnessed it
zk23a046Sexual assault (rape, attempted rape, made to perform any type of sexual act through force or threat of harm): Heard about it
zk23a047Sexual assault (rape, attempted rape, made to perform any type of sexual act through force or threat of harm): Context of my job
zk23a048Sexual assault (rape, attempted rape, made to perform any type of sexual act through force or threat of harm): Don’t know
zk23a049Sexual assault (rape, attempted rape, made to perform any type of sexual act through force or threat of harm): Doesn’t apply
zk23a050Other unwanted or unpleasant sexual experience: Happened to me
zk23a051Other unwanted or unpleasant sexual experience: Witnessed it
zk23a052Other unwanted or unpleasant sexual experience: Heard about it
zk23a053Other unwanted or unpleasant sexual experience: Context of my job
zk23a054Other unwanted or unpleasant sexual experience: Don’t know
zk23a055Other unwanted or unpleasant sexual experience: Doesn’t apply
zk23a056Combat or exposure to a war-zone (in the military or as a civilian): Happened to me
zk23a057Combat or exposure to a war-zone (in the military or as a civilian): Witnessed it
zk23a058Combat or exposure to a war-zone (in the military or as a civilian): Heard about it
zk23a059Combat or exposure to a war-zone (in the military or as a civilian): Context of my job
zk23a060Combat or exposure to a war-zone (in the military or as a civilian): Don’t know
zk23a061Combat or exposure to a war-zone (in the military or as a civilian): Doesn’t apply
zk23a062Captivity (for example, being kidnapped, held hostage or taken prisoner of war): Happened to me
zk23a063Captivity (for example, being kidnapped, held hostage or taken prisoner of war): Witnessed it
zk23a064Captivity (for example, being kidnapped, held hostage or taken prisoner of war): Heard about it
zk23a065Captivity (for example, being kidnapped, held hostage or taken prisoner of war): Context of my job
zk23a066Captivity (for example, being kidnapped, held hostage or taken prisoner of war): Don’t know
zk23a067Captivity (for example, being kidnapped, held hostage or taken prisoner of war): Doesn’t apply
zk23a068Life-threatening illness or injury: Happened to me
zk23a069Life-threatening illness or injury: Witnessed it
zk23a070Life-threatening illness or injury: Heard about it
zk23a071Life-threatening illness or injury: Context of my job
zk23a072Life-threatening illness or injury: Don’t know
zk23a073Life-threatening illness or injury: Doesn’t apply
zk23a074Severe human suffering: Happened to me
zk23a075Severe human suffering: Witnessed it
zk23a076Severe human suffering: Heard about it
zk23a077Severe human suffering: Context of my job
zk23a078Severe human suffering: Don’t know
zk23a079Severe human suffering: Doesn’t apply
zk23a080Sudden violent death (for example, homicide, suicide): Happened to me
zk23a081Sudden violent death (for example, homicide, suicide): Witnessed it
zk23a082Sudden violent death (for example, homicide, suicide): Heard about it
zk23a083Sudden violent death (for example, homicide, suicide): Context of my job
zk23a084Sudden violent death (for example, homicide, suicide): Don’t know
zk23a085Sudden violent death (for example, homicide, suicide): Doesn’t apply
zk23a086Sudden accidental death: Happened to me
zk23a087Sudden accidental death: Witnessed it
zk23a088Sudden accidental death: Heard about it
zk23a089Sudden accidental death: Context of my job
zk23a090Sudden accidental death: Don’t know
zk23a091Sudden accidental death: Doesn’t apply
zk23a092Serious injury, harm, or death you caused to someone else: Happened to me
zk23a093Serious injury, harm, or death you caused to someone else: Witnessed it
zk23a094Serious injury, harm, or death you caused to someone else: Heard about it
zk23a095Serious injury, harm, or death you caused to someone else: Context of my job
zk23a096Serious injury, harm, or death you caused to someone else: Don’t know
zk23a097Serious injury, harm, or death you caused to someone else: Doesn’t apply
zk23a098Violence related to someone from the criminal circuit: Happened to me
zk23a099Violence related to someone from the criminal circuit: Witnessed it
zk23a100Violence related to someone from the criminal circuit: Heard about it
zk23a101Violence related to someone from the criminal circuit: Context of my job
zk23a102Violence related to someone from the criminal circuit: Don’t know
zk23a103Violence related to someone from the criminal circuit: Doesn’t apply
zk23a104Any other very stressful event or experience: Happened to me
zk23a105Any other very stressful event or experience: Witnessed it
zk23a106Any other very stressful event or experience: Heard about it
zk23a107Any other very stressful event or experience: Context of my job
zk23a108Any other very stressful event or experience: Don’t know
zk23a109Any other very stressful event or experience: Doesn’t apply
zk23a110You indicated that you have experienced Physical assault. What was the sex of the perpetrator or perpetrators?
zk23a111Physical assault: Who were the perpetrators? a romantic partner or former romantic partner
zk23a112Physical assault: Who were the perpetrators? a family member (father, mother, brother, sister etc.)
zk23a113Physical assault: Who were the perpetrators? another familiar figure, e.g. a friend or acquaintance
zk23a114Physical assault: Who were the perpetrators? a stranger
zk23a115Physical assault: Who were the perpetrators? someone else, namely
zk23a116Physical assault: Who were the perpetrators? I don’t know
zk23a117Physical assault: Who were the perpetrators? someone else, namely [text]
zk23a118You indicated that you have experienced Assault with a weapon. What was the sex of the perpetrator or perpetrators?
zk23a119Assault with a weapon: Who were the perpetrators? a romantic partner or former romantic partner
zk23a120Assault with a weapon: Who were the perpetrators? a family member (father, mother, brother, sister etc.)
zk23a121Assault with a weapon: Who were the perpetrators? another familiar figure, e.g. a friend or acquaintance
zk23a122Assault with a weapon: Who were the perpetrators? a stranger
zk23a123Assault with a weapon: Who were the perpetrators? someone else, namely
zk23a124Assault with a weapon: Who were the perpetrators? I don’t know
zk23a125Assault with a weapon: Who were the perpetrators? someone else, namely [text]
zk23a126You indicated that you have experienced Sexual assault. What was the sex of the perpetrator or perpetrators?
zk23a127Sexual assault: Who were the perpetrators? a romantic partner or former romantic partner
zk23a128Sexual assault: Who were the perpetrators? a family member (father, mother, brother, sister etc.)
zk23a129Sexual assault: Who were the perpetrators? another familiar figure, e.g. a friend or acquaintance
zk23a130Sexual assault: Who were the perpetrators? a stranger
zk23a131Sexual assault: Who were the perpetrators? someone else, namely
zk23a132Sexual assault: Who were the perpetrators? I don’t know
zk23a133Sexual assault: Who were the perpetrators? someone else, namely [text]
zk23a134You indicated that you have experienced Other unwanted or uncomfortable sexual experience. What was the sex of the perpetrator or perpetrators?
zk23a135Other unwanted or unpleasant sexual experience: Who were the perpetrators? a romantic partner or former romantic partner
zk23a136Other unwanted or unpleasant sexual experience: Who were the perpetrators? a family member (father, mother, brother, sister etc.)
zk23a137Other unwanted or unpleasant sexual experience: Who were the perpetrators? another familiar figure, e.g. a friend or acquaintance
zk23a138Other unwanted or unpleasant sexual experience: Who were the perpetrators? a stranger
zk23a139Other unwanted or unpleasant sexual experience: Who were the perpetrators? someone else, namely
zk23a140Other unwanted or unpleasant sexual experience: Who were the perpetrators? I don’t know
zk23a141Other unwanted or unpleasant sexual experience: Who were the perpetrators? someone else, namely [text]
zk23a142Have you experienced a traumatic event that had to do with your sexual orientation?
zk23a143Have you experienced a traumatic event that had to do with your sexual orientation? A different kind of traumatic event, namely [text]
zk23a144Have you experienced a traumatic event that had to do with your gender identity?
zk23a145Have you experienced a traumatic event that had to do with your gender identity? A different kind of traumatic event, namely [text]
zk23a146Which of these events most bothers you today?
zk23a148I have not experienced any difficult and/or stressful events.
zk23a150This event happended: last month
zk23a151This event happended: a month to six months ago
zk23a152This event happended: six months to a year ago
zk23a153This event happended: longer ago
zk23a154This event:
zk23a155This event: was a single event occurring, when I was (approximately) … years old
zk23a156This event: happened during a longer period / multiple times, between [zk23a157] and ... years old (approximately)
zk23a157This event: happened during a longer period / multiple times, between … and [zk23a156] years old (approximately)
zk23a158Which of the below characterize the event (more answers possible): Physical violence that happened to yourself
zk23a159Which of the below characterize the event (more answers possible): Physical violence that happened to someone else
zk23a160Which of the below characterize the event (more answers possible): Sexual violence that happened to yourself
zk23a161Which of the below characterize the event (more answers possible): Sexual violence that happened to someone else
zk23a162Which of the below characterize the event (more answers possible): Emotional abuse that happened to yourself
zk23a163Which of the below characterize the event (more answers possible): Emotional abuse that happened to someone else
zk23a164Which of the below characterize the event (more answers possible): Serious injury that happened to yourself
zk23a165Which of the below characterize the event (more answers possible): Serious injury that happened to someone else
zk23a166Which of the below characterize the event (more answers possible): Life threatening that happened to yourself
zk23a167Which of the below characterize the event (more answers possible): Life threatening that happened to someone else
zk23a168Which of the below characterize the event (more answers possible): Sudden death of a loved one
zk23a169Which of the below characterize the event (more answers possible): You caused harm to someone else
zk23a170Which of the below characterize the event (more answers possible): None of the descriptions above characterize the event
zk23a171Considering the above event, in the past month have you ...had nightmares about the past traumatic life event(s) you have experienced or thought about the event(s) when you did not want to?
zk23a172Considering the above event, in the past month have you ...tried hard not to think about past traumatic life event(s) or went out of your way to avoid situations that reminded you of the event(s)?
zk23a173Considering the above event, in the past month have you ...been constantly on guard, watchful, or easily startled?
zk23a174Considering the above event, in the past month have you ...felt numb or detached from people, activities, or your surroundings?
zk23a175Considering the above event, in the past month have you ...felt guilty or unable to stop blaming yourself or others for past traumatic life event(s) or any problems the event(s) caused?
zk23a176Considering the above event, in the past month have you ...tended to feel worthless?
zk23a177Considering the above event, in the past month have you ...experienced angry outbursts that you could not control?
zk23a178Considering the above event, in the past month have you ...been feeling nervous, anxious, or on edge?
zk23a179Considering the above event, in the past month have you ...been unable to stop or control worrying?
zk23a180Considering the above event, in the past month have you ...been experiencing little interest or pleasure in doing things?
zk23a181Considering the above event, in the past month have you ...been feeling down, depressed, or hopeless?
zk23a182Considering the above event, in the past month have you ...had any problems falling or staying asleep?
zk23a183Considering the above event, in the past month have you ...tried to intentionally hurt yourself?
zk23a184Considering the above event, in the past month have you ...perceived or experienced the world or other people differently, so that things seem dreamlike, strange or unreal?
zk23a185Considering the above event, in the past month have you ...felt detached or separated from your body?
zk23a186Considering the above event, in the past month have you ..had any other physical, emotional or social problems that bothered you?
zk23a187Considering the above event, in the past month have you ...experienced other stressful events?
zk23a188Considering the above event, in the past month have you ...tried to reduce tensions by using alcohol, tobacco, drugs or medication?
zk23a189Considering the above event, in the past month have you ...missed supportive people near you that you could readily count on for help in times of difficulty?
zk23a190During your childhood (0-18 years), did you experience any traumatic life events?
zk23a191Have you ever received a psychiatric diagnosis or have you ever been treated for psychological problems?
zk23a192Do you generally consider yourself to be a resilient person?
zk23a193How would you rate your present functioning (at work/home)?
zk23a194How much did the problem bother you in the past month: Repeated, disturbing, and unwanted memories of the stressful experience?
zk23a195How much did the problem bother you in the past month: Repeated, disturbing dreams of the stressful experience?
zk23a196How much did the problem bother you in the past month: Suddenly feeling or acting as if the stressful experience were actually happening again?
zk23a197How much did the problem bother you in the past month: Feeling very upset when something reminded you of the stressful experience?
zk23a198How much did the problem bother you in the past month: Having strong physical reactions when something reminded you of the stressful experience?
zk23a199How much did the problem bother you in the past month: Avoiding memories, thoughts, or feelings related to the stressful experience?
zk23a200How much did the problem bother you in the past month: Avoiding external reminders of the stressful experience?
zk23a201How much did the problem bother you in the past month: Trouble remembering important parts of the stressful experience?
zk23a202How much did the problem bother you in the past month: strong negative beliefs about yourself, other people, or the world?
zk23a203How much did the problem bother you in the past month: Blaming yourself or someone else for the stressful experience or what happened after it?
zk23a204How much did the problem bother you in your entire life: Repeated, disturbing, and unwanted memories of the stressful experience?
zk23a205How much did the problem bother you in your entire life: Repeated, disturbing dreams of the stressful experience?
zk23a206How much did the problem bother you in your entire life: Suddenly feeling or acting as if the stressful experience were actually happening again?
zk23a207How much did the problem bother you in your entire life: Feeling very upset when something reminded you of the stressful experience?
zk23a208How much did the problem bother you in your entire life: Having strong physical reactions when something reminded you of the stressful experience?
zk23a209How much did the problem bother you in your entire life: Avoiding memories, thoughts, or feelings related to the stressful experience?
zk23a210How much did the problem bother you in your entire life: Avoiding external reminders of the stressful experience?
zk23a211How much did the problem bother you in your entire life: Trouble remembering important parts of the stressful experience?
zk23a212How much did the problem bother you in your entire life: strong negative beliefs about yourself, other people, or the world?
zk23a213How much did the problem bother you in your entire life: Blaming yourself or someone else for the stressful experience or what happened after it?
zk23a214How much did the problem bother you in the past month: Having strong negative feelings such as fear, horror, anger, guilt, or shame?
zk23a215How much did the problem bother you in the past month: Loss of interest in activities that you used to enjoy?
zk23a216How much did the problem bother you in the past month: Feeling distant or cut off from other people?
zk23a217How much did the problem bother you in the past month: Trouble experiencing positive feelings?
zk23a218How much did the problem bother you in the past month: Irritable behavior, angry outbursts, or acting aggressively?
zk23a219How much did the problem bother you in the past month: Taking too many risks or doing things that could cause you harm?
zk23a220How much did the problem bother you in the past month: Having difficulty concentrating?
zk23a221How much did the problem bother you in the past month: Having trouble falling or staying asleep?
zk23a222How much did the problem bother you in your entire life: Having strong negative feelings such as fear, horror, anger, guilt, or shame?
zk23a223How much did the problem bother you in your entire life: Loss of interest in activities that you used to enjoy?
zk23a224How much did the problem bother you in your entire life: Feeling distant or cut off from other people?
zk23a225How much did the problem bother you in your entire life: Trouble experiencing positive feelings?
zk23a226How much did the problem bother you in your entire life: Irritable behavior, angry outbursts, or acting aggressively?
zk23a227How much did the problem bother you in your entire life: Taking too many risks or doing things that could cause you harm?
zk23a228How much did the problem bother you in your entire life: Having difficulty concentrating?
zk23a229How much did the problem bother you in your entire life: Having trouble falling or staying asleep?
zk23a230How much did the problem bother you in your entire life: Being “super alert”, watchful or on guard?
zk23a231How much did the problem bother you in your entire life: Feeling jumpy or easily startled?
zk23a232Did you seek professional help for any of the complaints you may have experienced as a result of the following event or events? Natural disaster
zk23a233Did you seek professional help for any of the complaints you may have experienced as a result of the following event or events? Fire or explosion
zk23a234Did you seek professional help for any of the complaints you may have experienced as a result of the following event or events? Accident
zk23a235Did you seek professional help for any of the complaints you may have experienced as a result of the following event or events? Serious accident at work, home, or during recreational activity
zk23a236Did you seek professional help for any of the complaints you may have experienced as a result of the following event or events? Exposure to toxic substance
zk23a237Did you seek professional help for any of the complaints you may have experienced as a result of the following event or events? Physical assault
zk23a238Did you seek professional help for any of the complaints you may have experienced as a result of the following event or events? Assault with a weapon
zk23a239Did you seek professional help for any of the complaints you may have experienced as a result of the following event or events? Sexual assault
zk23a240Did you seek professional help for any of the complaints you may have experienced as a result of the following event or events? Other unwanted or unpleasant sexual experience
zk23a241Did you seek professional help for any of the complaints you may have experienced as a result of the following event or events? Combat or exposure to a war-zone
zk23a242Did you seek professional help for any of the complaints you may have experienced as a result of the following event or events? Captivity
zk23a243Did you seek professional help for any of the complaints you may have experienced as a result of the following event or events? Life-threatening illness or injury
zk23a244Did you seek professional help for any of the complaints you may have experienced as a result of the following event or events? Severe human suffering
zk23a245Did you seek professional help for any of the complaints you may have experienced as a result of the following event or events? Sudden violent death
zk23a246Did you seek professional help for any of the complaints you may have experienced as a result of the following event or events? Sudden accidental death
zk23a247Did you seek professional help for any of the complaints you may have experienced as a result of the following event or events? Serious injury, harm, or death you caused to someone else
zk23a248Did you seek professional help for any of the complaints you may have experienced as a result of the following event or events? Violence related to someone from the criminal circuit
zk23a249Did you seek professional help for any of the complaints you may have experienced as a result of the following event or events? Any other very stressful event or experience
zk23a250What kind of treatment or support did you get […]? I sought help, but did not receive it because
zk23a251What kind of treatment or support did you get […]? medication, namely
zk23a252What kind of treatment or support did you get […]? EMDR
zk23a253What kind of treatment or support did you get […]? exposure therapy (PE)
zk23a254What kind of treatment or support did you get […]? cognitive behavioral therapy (CBT)
zk23a255What kind of treatment or support did you get […]? cognitive therapy (CT)
zk23a256What kind of treatment or support did you get […]? imagery rescripting (IR)
zk23a257What kind of treatment or support did you get […]? narrative exposure therapy (NET)
zk23a258What kind of treatment or support did you get […]? mindfulness or yoga
zk23a259What kind of treatment or support did you get […]? stabilization therapy, e.g. STAIR or ‘Vroeger en verder’
zk23a260What kind of treatment or support did you get […]? therapy or medication provided by a psychiatrist
zk23a261What kind of treatment or support did you get […]? support by a practice nurse for mental health and/or practice nurse for somatic care
zk23a262What kind of treatment or support did you get […]? peer support
zk23a263What kind of treatment or support did you get […]? support by a lived experience expert
zk23a264What kind of treatment or support did you get […]? support by a company doctor
zk23a265What kind of treatment or support did you get […]? animal therapy (e.g. a dog or a horse)
zk23a266What kind of treatment or support did you get […]? therapy involving movement (e.g. psychomotor therapy, body-centered therapy, dance therapy, sports therapy)
zk23a267What kind of treatment or support did you get […]? a form of alternative therapy
zk23a268What kind of treatment or support did you get […]? help at the Sexual Assault Center
zk23a269What kind of treatment or support did you get […]? support by a student psychologist
zk23a270What kind of treatment or support did you get […]? treatment by a sexologist/sexological help
zk23a271What kind of treatment or support did you get […]? support by a coach
zk23a272What kind of treatment or support did you get […]? a treatment whose name I don’t remember
zk23a273What kind of treatment or support did you get […]? something else, namely
zk23a274What kind of treatment or support did you get […]? I sought help, but did not receive it because [text]
zk23a275What kind of treatment or support did you get […]? medication, namely [text]
zk23a276What kind of treatment or support did you get […]? something else, namely [text]
zk23a277During the treatment or support I received, I felt well-understood as a man, woman or person with a different gender identity.
zk23a278During the treatment or support I received, I felt free to talk about my sexual orientation.
zk23a279I wish there had been more attention for gender and/or sexual orientation in the treatment or support I received.
zk23a280What is the reason why you did not seek help (for all or some events)? I did not need help
zk23a281What is the reason why you did not seek help (for all or some events)? I did not know help was available
zk23a282What is the reason why you did not seek help (for all or some events)? I could not afford to pay for help
zk23a283What is the reason why you did not seek help (for all or some events)? I did not feel that I deserved help
zk23a284What is the reason why you did not seek help (for all or some events)? I was too ashamed to seek help
zk23a285What is the reason why you did not seek help (for all or some events)? I sought help from my friends/family/coworkers/neighbors
zk23a286What is the reason why you did not seek help (for all or some events)? I was not confident that it would help me
zk23a287What is the reason why you did not seek help (for all or some events)? I had bad experiences with help in the past
zk23a288What is the reason why you did not seek help (for all or some events)? I was too afraid or did not feel well enough to seek help
zk23a289What is the reason why you did not seek help (for all or some events)? I want to forget about it / I don’t want to give it any attention
zk23a290What is the reason why you did not seek help (for all or some events)? Other, namely
zk23a291What is the reason why you did not seek help (for all or some events)? Other, namely [text]
zk23a292In the future, would you seek help if you were to experience a lot of mental problems after experiencing a stressful or unpleasant event?
zk23a293Why would you not seek help? there is no suitable help for me, because
zk23a294Why would you not seek help? I cannot afford to pay for help
zk23a295Why would you not seek help? I do not feel that I deserve help
zk23a296Why would you not seek help? I am too ashamed to seek help
zk23a297Why would you not seek help? I don’t think I need help, because I can handle it myself
zk23a298Why would you not seek help? I seek help from my friends/family
zk23a299Why would you not seek help? I am not confident that it will help me
zk23a300Why would you not seek help? I have bad experiences with help in the past
zk23a301Why would you not seek help? Other, namely
zk23a302Why would you not seek help? there is no suitable help for me, because [text]
zk23a303Why would you not seek help? Other, namely [text]
zk23a304The sex, gender identity or sexual preference of the therapist would be important to me if I were to get treatment in the future.
zk23a305The sex, gender identity or sexual preference of the therapist would be important to me if I were to get treatment in the future. Other, namely [text]
zk23a306Over the last two weeks, how often have you been bothered by one or more of the following problems? Feeling nervous, anxious, or on edge
zk23a307Over the last two weeks, how often have you been bothered by one or more of the following problems? Not being able to stop or control worrying
zk23a308Over the last two weeks, how often have you been bothered by one or more of the following problems? Worrying too much about different things
zk23a309Over the last two weeks, how often have you been bothered by one or more of the following problems? Trouble relaxing
zk23a310Over the last two weeks, how often have you been bothered by one or more of the following problems? Being so restless that it is hard to sit still
zk23a311Over the last two weeks, how often have you been bothered by one or more of the following problems? Becoming easily annoyed or irritable
zk23a312Over the last two weeks, how often have you been bothered by one or more of the following problems? Feeling afraid, as if something awful might happen
zk23a313Over the last two weeks, how often have you been bothered by one or more of the following problems? Little interest or pleasure in doing things
zk23a314Over the last two weeks, how often have you been bothered by one or more of the following problems? Feeling down, depressed, or hopeless
zk23a315Over the last two weeks, how often have you been bothered by one or more of the following problems? Trouble falling or staying asleep, or sleeping too much
zk23a316Over the last two weeks, how often have you been bothered by one or more of the following problems? Feeling tired or having little energy
zk23a317Over the last two weeks, how often have you been bothered by one or more of the following problems? Poor appetite or overeating
zk23a318Over the last two weeks, how often have you been bothered by […]? Feeling bad about yourself or feeling that you are a failure or feeling that you have let yourself or your family down
zk23a319Over the last two weeks, how often have you been bothered by one or more of the following problems? Trouble concentrating on things, such as reading the newspaper or watching television
zk23a320Over the last two weeks, how often have you been bothered by […]? Moving or speaking so slowly that other people could have noticed. Or the opposite […]
zk23a321Over the last two weeks, how often have you been bothered by one or more of the following problems? Thoughts that you would be better off dead, or thoughts of hurting yourself
zk23a322Please indicate how your health is TODAY, by clicking on the scale.
zk23a323In your life, which of the following substances have you ever used? Tobacco products (cigarettes, cigars, chewing tobacco, etc.)
zk23a324In your life, which of the following substances have you ever used? Alcoholic beverages (beer, wine, spirits, shooters, alcopops, mixed drinks, etc.)
zk23a325In your life, which of the following substances have you ever used? Cannabis (marijuana, pot, grass, hash, etc.)
zk23a326In your life, which of the following substances have you ever used? Cocaine (coke, crack, basecoke, etc.)
zk23a327In your life, which of the following substances have you ever used? Amphetamine-type stimulants (speed, ecstasy, some diet pills, Rilatine®, Captagon®, mephedrone, ephedrine, pseudo-ephedrine, etc.)
zk23a328In your life, which of the following substances have you ever used? (Volatile) inhalants (glue, petrol, thinner, solvent, nitrous (from a lighter, spray can, ...), ether, poppers etc.)
zk23a329In your life, which of the following substances have you ever used? Sleeping pills or sedatives (Benzo’s; Lexotan®, bromazepam; Rohypnol®, flunitrazepam; Stilnoct®, zolpidem; Temesta®, […] etc.)
zk23a330In your life, which of the following substances have you ever used? Hallucinogens (LSD, mushrooms, PCP, Ketamine, special K, mescaline, etc.)
zk23a331In your life, which of the following substances have you ever used? Opioids (heroine, morphine, methadone, Subutex®, Suboxone®, buprenorphine, codeine, etc.)
zk23a332In your life, which of the following substances have you ever used? Other*
zk23a333*Please enter any other substances you may have used at any point:
zk23a334In the past three months, how often have you used the substances you mentioned? Tobacco products (cigarettes, cigars, chewing tobacco, etc.)
zk23a335In the past three months, how often have you used the substances you mentioned? Alcoholic beverages (beer, wine, spirits, shooters, alcopops, mixed drinks, etc.)
zk23a336In the past three months, how often have you used the substances you mentioned? Cannabis (marijuana, pot, grass, hash, etc.)
zk23a337In the past three months, how often have you used the substances you mentioned? Cocaine (coke, crack, basecoke, etc.)
zk23a338In the past three months, how often have you used the substances you mentioned? Amphetamine-type stimulants (speed, ecstasy, some diet pills, Rilatine®, Captagon®, mephedrone, ephedrine, pseudo-ephedrine, etc.)
zk23a339In the past three months, how often have you used the substances you mentioned? (Volatile) inhalants (glue, petrol, thinner, solvent, nitrous (from a lighter, spray can, ...), ether, poppers etc.)
zk23a340In the past three months, how often have you used the substances you mentioned? Sleeping pills or sedatives (Benzo’s; Lexotan®, bromazepam; Rohypnol®, flunitrazepam; Stilnoct®, zolpidem; Temesta®, […] etc.)
zk23a341In the past three months, how often have you used the substances you mentioned? Hallucinogens (LSD, mushrooms, PCP, Ketamine, special K, mescaline, etc.)
zk23a342In the past three months, how often have you used the substances you mentioned? Opioids (heroine, morphine, methadone, Subutex®, Suboxone®, buprenorphine, codeine, etc.)
zk23a343In the past three months, how often have you used the substances you mentioned? [zk23a333]
zk23a344During the past three months, how often have you had a strong desire or urge to use the substance? Tobacco products (cigarettes, cigars, chewing tobacco, etc.)
zk23a345During the past three months, how often have you had a strong desire or urge to use the substance? Alcoholic beverages (beer, wine, spirits, shooters, alcopops, mixed drinks, etc.)
zk23a346During the past three months, how often have you had a strong desire or urge to use the substance? Cannabis (marijuana, pot, grass, hash, etc.)
zk23a347During the past three months, how often have you had a strong desire or urge to use the substance? Cocaine (coke, crack, basecoke, etc.)
zk23a348During the past three months, how often have you had a strong desire or urge to use the substance? Amphetamine-type stimulants (speed, ecstasy, some diet pills, Rilatine®, Captagon®, mephedrone, ephedrine, pseudo-ephedrine, etc.)
zk23a349During the past three months, how often have you had a strong desire or urge to use the substance? (Volatile) inhalants (glue, petrol, thinner, solvent, nitrous (from a lighter, spray can, ...), ether, poppers etc.)
zk23a350During the past three months, how often have you had a strong desire or urge to use the substance? Sleeping pills or sedatives (Benzo’s; Lexotan®, bromazepam; Rohypnol®, flunitrazepam; Stilnoct®, zolpidem; Temesta®, […] etc.)
zk23a351During the past three months, how often have you had a strong desire or urge to use the substance? Hallucinogens (LSD, mushrooms, PCP, Ketamine, special K, mescaline, etc.)
zk23a352During the past three months, how often have you had a strong desire or urge to use the substance? Opioids (heroine, morphine, methadone, Subutex®, Suboxone®, buprenorphine, codeine, etc.)
zk23a353During the past three months, how often have you had a strong desire or urge to use the substance? [zk23a333]
zk23a354During the past three months, how often has your use of the substance led to health, social, legal or financial problems? Tobacco products (cigarettes, cigars, chewing tobacco, etc.)
zk23a355During the past three months, how often has your use of the substance led to health, social, legal or financial problems? Alcoholic beverages (beer, wine, spirits, shooters, alcopops, mixed drinks, etc.)
zk23a356During the past three months, how often has your use of the substance led to health, social, legal or financial problems? Cannabis (marijuana, pot, grass, hash, etc.)
zk23a357During the past three months, how often has your use of the substance led to health, social, legal or financial problems? Cocaine (coke, crack, basecoke, etc.)
zk23a358During the past three months, how often has your use of the substance led to health, social, legal or financial problems? Amphetamine-type stimulants (speed, ecstasy, some diet pills, Rilatine®, Captagon®, mephedrone, ephedrine, pseudo-ephedrine, etc.)
zk23a359During the past three months, how often has your use of the substance led to health, social, legal or financial problems? (Volatile) inhalants (glue, petrol, thinner, solvent, nitrous (from a lighter, spray can, ...), ether, poppers etc.)
zk23a360During the past three months, how often has your use of the substance led to health, social, legal or financial problems? Sleeping pills or sedatives (Benzo’s; Lexotan®, bromazepam; Rohypnol®, flunitrazepam; Stilnoct®, zolpidem; Temesta®, […] etc.)
zk23a361During the past three months, how often has your use of the substance led to health, social, legal or financial problems? Hallucinogens (LSD, mushrooms, PCP, Ketamine, special K, mescaline, etc.)
zk23a362During the past three months, how often has your use of the substance led to health, social, legal or financial problems? Opioids (heroine, morphine, methadone, Subutex®, Suboxone®, buprenorphine, codeine, etc.)
zk23a363During the past three months, how often has your use of the substance led to health, social, legal or financial problems? [zk23a333]
zk23a364During the past three months, how often have you failed to do what was normally expected of you because of your use of the substance? Tobacco products (cigarettes, cigars, chewing tobacco, etc.)
zk23a365During the past three months, how often have you failed to do what was normally expected of you because of your use of the substance? Alcoholic beverages (beer, wine, spirits, shooters, alcopops, mixed drinks, etc.)
zk23a366During the past three months, how often have you failed to do what was normally expected of you because of your use of the substance? Cannabis (marijuana, pot, grass, hash, etc.)
zk23a367During the past three months, how often have you failed to do what was normally expected of you because of your use of the substance? Cocaine (coke, crack, basecoke, etc.)
zk23a368During the past three months, how often have you failed to do what was normally expected of you because of your use of the substance? Amphetamine-type stimulants (speed, ecstasy, some diet pills, Rilatine®, Captagon®, mephedrone, [...] etc.)
zk23a369During the past three months, how often have you failed to do what was normally expected of you because of your use of the substance? (Volatile) inhalants (glue, petrol, thinner, solvent, nitrous (from a lighter, spray can, ...), ether, poppers etc.)
zk23a370During the past three months, how often have you failed to do what was normally expected of you because of your use of the substance? Sleeping pills or sedatives (Benzo’s; Lexotan®, bromazepam; Rohypnol®, flunitrazepam; Stilnoct®, […] etc.)
zk23a371During the past three months, how often have you failed to do what was normally expected of you because of your use of the substance? Hallucinogens (LSD, mushrooms, PCP, Ketamine, special K, mescaline, etc.)
zk23a372During the past three months, how often have you failed to do what was normally expected of you because of your use of the substance? Opioids (heroine, morphine, methadone, Subutex®, Suboxone®, buprenorphine, codeine, etc.)
zk23a373During the past three months, how often have you failed to do what was normally expected of you because of your use of the substance? [zk23a333]
zk23a374Has a friend or relative or anyone else ever expressed concern about your use of the substance? Tobacco products (cigarettes, cigars, chewing tobacco, etc.)
zk23a375Has a friend or relative or anyone else ever expressed concern about your use of the substance? Alcoholic beverages (beer, wine, spirits, shooters, alcopops, mixed drinks, etc.)
zk23a376Has a friend or relative or anyone else ever expressed concern about your use of the substance? Cannabis (marijuana, pot, grass, hash, etc.)
zk23a377Has a friend or relative or anyone else ever expressed concern about your use of the substance? Cocaine (coke, crack, basecoke, etc.)
zk23a378Has a friend or relative or anyone else ever expressed concern about your use of the substance? Amphetamine-type stimulants (speed, ecstasy, some diet pills, Rilatine®, Captagon®, mephedrone, ephedrine, pseudo-ephedrine, etc.)
zk23a379Has a friend or relative or anyone else ever expressed concern about your use of the substance? (Volatile) inhalants (glue, petrol, thinner, solvent, nitrous (from a lighter, spray can, ...), ether, poppers etc.)
zk23a380Has a friend or relative or anyone else ever expressed concern about your use of the substance? Sleeping pills or sedatives (Benzo’s; Lexotan®, bromazepam; Rohypnol®, flunitrazepam; Stilnoct®, zolpidem; Temesta®, […] etc.)
zk23a381Has a friend or relative or anyone else ever expressed concern about your use of the substance? Hallucinogens (LSD, mushrooms, PCP, Ketamine, special K, mescaline, etc.)
zk23a382Has a friend or relative or anyone else ever expressed concern about your use of the substance? Opioids (heroine, morphine, methadone, Subutex®, Suboxone®, buprenorphine, codeine, etc.)
zk23a383Has a friend or relative or anyone else ever expressed concern about your use of the substance? [zk23a333]
zk23a384Have you ever tried to get your use of the substance under control, cut down on its use, or stop using it, only to find that you were unable to? Tobacco products (cigarettes, cigars, chewing tobacco, etc.)
zk23a385Have you ever tried to get your use of the substance under control, cut down on its use, or stop using it, only to find that you were unable to? Alcoholic beverages (beer, wine, spirits, shooters, alcopops, mixed drinks, etc.)
zk23a386Have you ever tried to get your use of the substance under control, cut down on its use, or stop using it, only to find that you were unable to? Cannabis (marijuana, pot, grass, hash, etc.)
zk23a387Have you ever tried to get your use of the substance under control, cut down on its use, or stop using it, only to find that you were unable to? Cocaine (coke, crack, basecoke, etc.)
zk23a388Have you ever tried to get your use of the substance under control, cut down on its use, or stop using it, only to find that you were unable to? Amphetamine-type stimulants (speed, ecstasy, some diet pills, Rilatine®, Captagon®, [...] etc.)
zk23a389Have you ever tried to get your use of the substance under control, cut down on its use, or stop using it, only to find that you were unable to? (Volatile) inhalants (glue, petrol, thinner, solvent, nitrous (from a lighter, spray can, ...), [...] etc.)
zk23a390Have you ever tried to get your use of the substance under control, cut down on its use, or stop using it, only to find that you were unable to? Sleeping pills or sedatives (Benzo’s; Lexotan®, bromazepam; Rohypnol®, flunitrazepam; […] etc.)
zk23a391Have you ever tried to get your use of the substance under control, cut down on its use, or stop using it, only to find that you were unable to? Hallucinogens (LSD, mushrooms, PCP, Ketamine, special K, mescaline, etc.)
zk23a392Have you ever tried to get your use of the substance under control, cut down on its use, or stop using it, only to find that you were unable to? Opioids (heroine, morphine, methadone, Subutex®, Suboxone®, buprenorphine, codeine, etc.)
zk23a393Have you ever tried to get your use of the substance under control, cut down on its use, or stop using it, only to find that you were unable to? [zk23a333]
zk23a394Indicate how much you have been bothered by it in the past month: Having upsetting dreams that replay part of the experience or are clearly related to the experience?
zk23a395Indicate how much you have been bothered by it in the past month: Having powerful images or memories that sometimes come into your mind in which you feel the experience is happening again in the here and now?
zk23a396Indicate how much you have been bothered by it in the past month: Avoiding thoughts, feelings, or physical sensations that remind you of the experience?
zk23a397Indicate how much you have been bothered by it in the past month: Avoiding internal reminders of the experience (for example, people, places, conversations, objects, activities, or situations)?
zk23a398Indicate how much you have been bothered by it in the past month: “Being “super-alert”, watchful, or on guard?
zk23a399Indicate how much you have been bothered by it in the past month: Feeling jumpy or easily startled?
zk23a400In the past month have the mentioned problems: Affected your relationships or social life?
zk23a401In the past month have the mentioned problems: Affected your work or ability to work?
zk23a402In the past month have the mentioned problems: Affected any other important part of your life such as parenting, school or college, or other important activities?
zk23a403When I am upset, it takes me a long time to calm down.
zk23a404I feel emotionally numb or emotionally shut down.
zk23a405I feel like a failure.
zk23a406I feel worthless.
zk23a407I feel distant or cut off from people.
zk23a408I find it hard to stay emotionally close to people.
zk23a409In the past month, have the mentioned problems in emotions, in beliefs about yourself and in relationships: Created concern or distress about your relationships or social life?
zk23a410In the past month, have the mentioned problems in emotions, in beliefs about yourself and in relationships: Affected your work or ability to work?
zk23a411In the past month, have the mentioned problems […]: Affected any other important parts of your life such as parenting, school or college, or other important activities?
zk23a412Have you experienced a traumatic event that you find difficult to explain, or that other people do not believe happened?
zk23a413Have you experienced a traumatic event that you find difficult to explain, or that other people do not believe happened? Yes, namely [text]
zk23a414Are you prepared to take part in a follow-up interview?
zk23a415You just indicated that you are prepared to take part in a follow-up interview. In what way would you like to take part in this interview?
zk23a417Was it difficult to answer the questions?
zk23a418Were the questions sufficiently clear?
zk23a419Did the questionnaire get you thinking about things?
zk23a420Was it an interesting subject?
zk23a421Did you enjoy answering the questions?
zk23a422Starting date questionnaire.
zk23a423Starting time questionnaire.
zk23a424End date questionnaire.
zk23a425End time questionnaire.
zk23a426Duration in seconds.

Response Information

Response Overview
Selected number of household members: 1,947 (100.0%)
Non-response: 366 (18.8%)
Response: 1,581 (81.2%)
Complete: 1,556 (79.9%)
Incomplete: 25 (1.3%)
Collection Events
Period
02-10-2023 to 31-10-2023
Sample
Random sample of panel members aged 16 years or older. Panel members who were selected for a similar questionnaire for students (September/October 2023) (Trauma prevalence study - student population) were excluded.
Collection Mode
Internet Survey
Fieldwork Note
A reminder was sent twice to non-respondents.