Eligibility Module
The Eligibility Module contains detailed information about who can participate in the clinical trial. This includes eligibility criteria, age restrictions, gender requirements, healthy volunteer status, and study population descriptions, helping researchers understand who is eligible to participate in the study.
Eligibility Module path is as follows:
Study -> Protocol Section -> Eligibility Module
Eligibility Module
Ignite Creation Date:
2025-12-25 @ 3:20 AM
Ignite Modification Date:
2025-12-25 @ 3:20 AM
NCT ID:
NCT03628105
Eligibility Criteria:
Inclusion Criteria:
1. Self-reported proficiency in English language.
2. High claustrophobic fear as demonstrated by:
1. Self-report of moderate anxiety (score of at least 2 out of 4) if participant had to lie down in small dark chamber without windows for several minutes.
2. Endorsement of claustrophobia according to the DSM-5 criteria for Specific Phobia, with or without Criterion F.
3. Exiting of wooden claustrophobic chamber before 2 minutes have passed, or self-reported fear rating at or exceeding 50/100 fear while in the chamber.
Exclusion Criteria:
1. Current or past cognitive behavioral therapy (i.e., cognitive therapy, exposure) for claustrophobia or anxiety and related disorders in the past year
2. Change in dose of psychotropic medication in the past 3 months.
3. Use of benzodiazepine more frequently than once per week in the past 3 months.
4. Diagnosis of current (past month) panic disorder or agoraphobia.
5. Claustrophobia due to or worsened by current (past month) posttraumatic stress disorder (PTSD).
6. Participants with current (past month) diagnosis of severe depression, bipolar disorder, alcohol/substance use, or psychosis.
7. Presence of imminent suicidality or homicidality.
8. Self-reported medical condition that may make it dangerous for participant to experience heightened emotions or arousal (e.g., heart condition/disease, respiratory problem, asthma triggered by intense emotion/arousal).
9. Participation in professional treatment for claustrophobia between the end of the first lab meeting and the 1-month follow-up (Note: This does not include self-help exposure practice).
10. Weight or height exceeding maximum capacity of claustrophobic chamber (e.g., weight over 250 lbs, height over 6 feet 5 inches).
Healthy Volunteers:
False
Sex:
ALL
Minimum Age:
17 Years
Maximum Age:
65 Years
Study:
NCT03628105
Study Brief:
Protocol Section:
NCT03628105