The effectiveness of the personalized normative feedback for Japanese gamblers students: Randomized controlled trial

The effectiveness of the personalized normative feedback for Japanese gamblers students: Randomized controlled trial - The effectiveness of the personalized normative feedback for Japanese gamblers students: Randomized controlled trial

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000040003

Enrollment

200

Registered

2020-03-31

Start date

2020-03-31

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

gambling disorder

Interventions

Personalized Normative Feedback Assessment only

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 3 <= Japanese version of the Problem Gambling Severity Index Gives full informed consent to participate in the study

Exclusion criteria

Exclusion criteria: Experience using the Gambling professional tretament

Design outcomes

Primary

Measure	Time frame
Gambling symptoms measured by the Japanese version of the Gambling Symptom Assessment Scale	—

Secondary

Measure	Time frame
Gambling behaviors (frequency, amount of money) Gambling distortion measured by Japanese version of Gambling Related Cognitions Scale Dropout ratio Treatment seeking behaviors Active treatment use Net promoter score	—

Countries

Japan

Contacts

Public ContactKengo Yokomitsu

Ritsumeikan University College of Comprehensive Psychology

k-yoko@fc.ritsumei.ac.jp072-665-2490

Outcome results

None listed

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