Effectiveness of a smartphone intervention for the mitigation of depression. A randomized controlled trial.

Status

Active, not recruiting

Phases

Phase 1

Study type

Interventional

Source

DRKS

Registry ID

DRKS00012769

Enrollment

Registered

2017-08-15

Start date

2017-05-01

Completion date

Unknown

Last updated

2025-10-06

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

Conditions

Depression F32

Interventions

Group 1: Arm 1: The intervention group will play a gamified smartphone app utilizing techniques derived from cognitive bias modification and operant conditioning for a period of 14 days. Group 2: Arm

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: PHQ-9 scores >5

Exclusion criteria

Exclusion criteria: Under 18 years of age. no access to iPhone (5 or newer), PHQ-9 scores < 5

Design outcomes

Primary

Measure	Time frame
After 14 days: Depressiveness collected by means of PHQ-9 questionnaire using an online survey assessment	—

Secondary

Measure	Time frame
After 14 days: Impairment by depressive symptoms within the last week collected by means of ADS questionnaire using an online survey assessment, well-being via WHO-5	—

Countries

Germany

Contacts

Public ContactMatthias Berking

Friedrich-Alexander-University Erlangen-NurembergDepartment of Clinical Psychology and Psychotherapy

matthias.berking@fau.de004991318567575

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 15, 2026