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Written Exposure Therapy and App-Delivered Mindfulness-Based Meditation for PTSD and Subthreshold PTSD in China: A Randomized Controlled Trial

Written Exposure Therapy and App-Delivered Mindfulness-Based Meditation for PTSD and Subthreshold PTSD in China: A Randomized Controlled Trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2000034119
Enrollment
Unknown
Registered
2020-06-24
Start date
2020-10-12
Completion date
Unknown
Last updated
2020-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Post-traumatic Stress Disorder

Interventions

WET + MBA:written exposure therapy plus a mindfulness-based application
WET:written exposure therapy
MCC:minimal contact

Sponsors

Peking University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: 1. Adult male and female aged between 18-65 years old; 2. A diagnosis of PTSD or subthreshold PTSD (PTSD Symptom Scale, Interview Version for DSM-5, PSSI-5), meeting either of the following 2 criteria: (1) Meeting full criteria for re-experiencing and at least 2 of 3 other symptom clusters (i.e., avoidance, negative cognitions or hyperarousal); (2) Having at least 1 symptom in every symptom cluster; (3) If currently taking psychotropic medication, taking a stable one for at least 4 weeks; (4) A smartphone owner and no obstacle to the Now Meditation App; (5) Scoring eight or more on Insomnia Severity Index (ISI; the symptoms appear after the diagnosis of full/subthreshold PTSD).

Exclusion criteria

Exclusion criteria: 1. A diagnosis of bipolar disorder or other psychotic disorder; 2. Current substance dependence; 3. Evidence of a moderate or severe traumatic brain injury (as determined by the obstacle to comprehending the baseline screening questionnaires); 4. Serious suicidal ideation (as determined by the Scale for Suicidal Ideation); 5. Other psychiatric disorders severe enough to warrant designation as the primary disorder; 6. Taking psychotherapy for PTSD currently.

Design outcomes

Primary

MeasureTime frame
PTSD symptom severity;Insomnia symptom;

Countries

China

Contacts

Public ContactYinyin Zang

School of Psychological and Cognitive Sciences, Peking University

yinyin.zang@pku.edu.cn+86 15553201610

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 24, 2026