Mental health · Clinical screener

ACE Questionnaire

The Adverse Childhood Experiences Questionnaire (ACE) is a 10-item self-report screen that measures a person's exposure to abuse, neglect, and household dysfunction before age 18. Each item is answered yes or no, and a summed score from 0 to 10 reflects the cumulative burden of childhood adversity that research links to later physical and mental health risk.

Why healthcare providers use the ACE

  • Cumulative risk signal. A higher ACE score is associated with greater lifetime risk of chronic disease, mental health conditions, and substance use, helping you gauge trauma exposure.
  • Fast to complete. Ten yes or no questions take only a few minutes, making the ACE practical to fit into busy intake workflows.
  • Trauma-informed care. Knowing a patient's adversity history guides clinical decision-making and supports a more sensitive, informed conversation.
  • Population insight. Aggregated scores help a practice understand the prevalence of childhood adversity across its patient panel.

Which settings use the ACE?

  • Primary care. Clinicians screen for early adversity that may shape long-term physical and behavioral health.
  • Behavioral health. Therapists and psychiatrists use the ACE to contextualize trauma history during assessment and treatment planning.
  • Pediatric and family practices. Providers use age-appropriate versions to identify adversity that can affect development and family wellbeing.
  • Community and public health programs. Organizations use the ACE to inform trauma-informed services and appropriate referrals.

What does the ACE measure?

The ACE captures exposure to potentially traumatic experiences that occurred before age 18, grouped into three broad areas. It is a cumulative index of how many categories of adversity a person reports, rather than a measure of symptom severity.

  • Abuse. Emotional, physical, and sexual abuse experienced during childhood.
  • Neglect. Emotional and physical neglect by caregivers.
  • Household dysfunction. Exposure to household substance use, mental illness, domestic violence, parental separation, or incarceration of a household member.

Scoring the ACE

  • Number of items: 10.
  • Per-item scale: each item is answered yes (1 point) or no (0 points).
  • Total score range: 0 to 10.
  • Score direction: higher scores indicate greater exposure to childhood adversity.

The ACE is a screening and risk-stratification tool, not a diagnostic instrument. The score reflects the number of adversity categories endorsed, not their severity, frequency, or timing, and a low score does not rule out significant trauma. In the original CDC-Kaiser study, a score of 4 or higher marked a recognized threshold for elevated health risk. Use results to guide clinical decision-making and consider further assessment.

ScoreInterpretationSuggested next step
0 to 3Lower cumulative childhood adversity reportedMonitor, consider further assessment if indicated
4 to 10High cumulative adversity, associated with elevated health riskConsider further assessment

Best practices for administration

  • Introduce the purpose. Explain why you are asking about childhood experiences and how the information will be used.
  • Offer privacy. Let patients complete the ACE in a private, unhurried setting to support honest responses.
  • Be prepared to respond. Have a plan for supportive follow-up when a patient discloses difficult experiences.
  • Pair with clinical judgment. Interpret the score alongside history and presentation rather than in isolation.
  • Use trauma-informed language. Normalize the questions and reassure patients that answering is optional.

How Zentake helps with the ACE

  • Automatic scoring. Zentake totals ACE responses on submit, so there is no hand-tallying.
  • Before the visit. Patients complete the ACE from home on any device, so results are ready before the visit for mental health practices.
  • HIPAA compliant. Every submission is encrypted and backed by a signed BAA on every plan.

References

Felitti VJ, Anda RF, Nordenberg D, et al. Relationship of childhood abuse and household dysfunction to many of the leading causes of death in adults: the Adverse Childhood Experiences (ACE) Study. American Journal of Preventive Medicine, 1998. This foundational study established the 10 adversity categories and identified a score of 4 or higher as a threshold for markedly increased health risk.

For scoring guidance and administration notes, see the NovoPsych ACE-Q summary. The original 10-item ACE questionnaire is freely available for clinical and research use.

Last updated: August 2026

Frequently asked

Adverse Childhood Experiences Questionnaire questions, answered.

What is the ACE used for?

The Adverse Childhood Experiences Questionnaire screens for exposure to abuse, neglect, and household dysfunction before age 18. Clinicians use it to gauge cumulative childhood adversity, support trauma-informed care, and identify patients who may benefit from further assessment. It is a risk-stratification tool, not a diagnostic test.

How many items are on the ACE?

The standard ACE has 10 items, each answered yes or no. Every yes counts as one point, producing a total score from 0 to 10. The score reflects how many categories of childhood adversity a person reports, not the severity or frequency of any single experience.

What is a high ACE score?

Scores range from 0 to 10. Research by Felitti and colleagues found that a score of 4 or higher is associated with markedly elevated risk for chronic disease, mental health conditions, and substance use. Any score can warrant a supportive conversation and, when appropriate, consider further assessment.

Is the ACE copyrighted?

The original 10-item ACE questionnaire from the CDC-Kaiser study is freely available for clinical and research use at no cost, so practices can administer it without licensing fees. Always confirm you are using an unmodified, validated version and cite the original source appropriately.

Is the ACE a diagnostic tool?

No. The ACE is a screening and risk-stratification instrument, not a diagnostic test. It counts categories of childhood adversity but does not measure current symptoms, severity, or timing. A low score does not rule out significant trauma, so results should guide clinical decision-making alongside a full evaluation.

Who can complete the ACE?

Adults typically complete the ACE by recalling experiences before age 18. Adapted versions exist for adolescents and for caregivers reporting on a child. Choose the version appropriate to your population and setting, and administer it in a private, trauma-informed way that supports honest, comfortable responses.

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