Skip to content

Research on Predictors of Recovery in Mood Disorders

PREP-MD study: PRedictors of functional Recovery in Patients with Mood Disorder - PREP-MD study

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-UMIN000044818
Enrollment
240
Registered
2021-07-20
Start date
2021-06-21
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

Major Depressive Disorder, Bipolar disorder

Interventions

None listed

Sponsors

Jikei University School of Medicine Department of Psychiatry
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Patients undergoing outpatient treatment at the Department of Neuropsychiatry, The Jikei University School of Medicine or the Katsushika Medical Center, The Jikei University School of Medicine. Patients with a DSM-5 diagnosis of major depressive disorder or bipolar affective disorder Patients who have achieved functional recovery (defined as those who have a score of 7 or less on the 17-point version of the Hamilton Depression Rating Scale and have been working for at least 6 months at the time of the survey), or those who have not yet achieved functional recovery (those who do not meet the aforementioned criteria for functional recovery). Patients who are able to read and understand the notice regarding consent explanation.

Exclusion criteria

Exclusion criteria: Patients with psychiatric symptoms such as depressed mood, anxiety, agitation, elated mood, aggression, etc., who have poor judgment and have difficulty in participating in the study voluntarily. Patients who are found to be in a manic or hypomanic state by the attending physician or physician in charge. Patients who have been diagnosed with intellectual disability, substance-related disorder, or organic mental disorder. Patients who are judged as inappropriate by the attending physician or the physician in charge.

Design outcomes

Primary

MeasureTime frame
Psychological, social, and biological factors predicting functional recovery in mood disorders

Secondary

MeasureTime frame
Differences in social adjustment between the "recovery" and "non-recovery" groups on the Japanese version of the Self-Administered Social Adjustment Scale (SASS). Differences between the "recovery" and "non-recovery" groups in physician-administered objective depression ratings (HAM-D) and subjective depression ratings (BDI-II). Comparison of job titles between the "recovery" and "non-recovery" groups. Differences in social networks using the LSNS-6 between the "recovery" and "non-recovery" groups Differences in developmental disability-related scales (AQ-J, ASRS) between the "recovery" and "non-recovered" groups. Differences between the "recovery" and "non-recovered" groups on the UCLA Loneliness Scale (loneliness) Differences in self-esteem between the "recovery" and "non-recovery" groups. Differences in self-esteem between the "recovery" and "non-recovery" groups on the Lazarus Stress Coping Inventory of stress coping behaviors. Differences in the Mood and Fatigue Checklist between the "recovery" and "non-recovery" groups. Differences between the "recovery" and "non-recovery" groups in attention and memory using the THINC-it tablet cognitive function test. Difference in imipramine equivalents of antidepressants between the "recovery" and "non-recovery" groups Difference in diazepam equivalents of benzodiazepines between the "recovery" and "non-recovery" groups.

Countries

Japan

Contacts

Public ContactJunpei Ishii

Jikei University School of Medicine Department of Psychiatry

jishii@jikei.ac.jp03-3433-1111

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026