Effects of a digital cognitive-behavior therapy for insomnia (CBT-I)

Effects of a digital cognitive-behavior therapy for insomnia (CBT-I) - ONSET

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

DRKS

Registry ID

DRKS00024477

Enrollment

158

Registered

2021-02-11

Start date

2021-02-23

Completion date

Unknown

Last updated

2025-04-07

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

Conditions

F51.0

Interventions

Group 1: Intervention group: Digital cognitive-behavior psychotherapy for insomnia (CBT-I). The therapy consists of 11 modules of different lengths (about 20 minutes per module, treatment time in tota

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: Diagnosis F51.0 Insomnia

Exclusion criteria

Exclusion criteria: excessive use of alcohol and drugs; suicidality; schizophrenia/acute psychosis; epilepsy

Design outcomes

Primary

Measure	Time frame
- insomnia: ISI Insomnia Severity Index (pre, post, follow-up 6 mon, follow-up 12 mon)	—

Secondary

Measure	Time frame
- dysfunctional beliefs: DBAS-16 dysfunctional beliefs and attitudes about sleep (pre, post, follow-up 6 mon, follow-up 12 mon) - fatigue: FSS Fatigue Severity Index (pre, post, follow-up 6 mon, follow-up 12 mon) - sleepiness: ESS Epworth Sleepiness Scale (pre, post, follow-up 6 mon, follow-up 12 mon) - depression: CES-D Center for Epidemiologic Studies Depression Scale, short version (pre, post, follow-up 6 mon, follow-up 12 mon) - anxiety: STAI-T State-Trait Anxiety Inventory (pre, post, follow-up 6 mon, follow-up 12 mon) - quality of life: WHOQOL_BREF WHO Quality of Life Questionnaire, brief version (pre, post, follow-up 6 mon, follow-up 12 mon) - well-being: WHO-5 WHO-Five Well-Being Index (pre, post, follow-up 6 mon, follow-up 12 mon) - dreaming: MADRE Mannheim Dream Questionnaire; DTI Düsseldorf Dream Inventory (pre, post, follow-up 6 mon, follow-up 12 mon, respectively) - nightmares: frequency, NDQ Nightmare Distress Questionnaire; CAN Cognitive Appraisal of Nightmares (pre, post, follow-up 6 mon, follow-up 12 mon, respectively)	—

Measure

Time frame

- dysfunctional beliefs: DBAS-16 dysfunctional beliefs and attitudes about sleep (pre, post, follow-up 6 mon, follow-up 12 mon) - fatigue: FSS Fatigue Severity Index (pre, post, follow-up 6 mon, follow-up 12 mon) - sleepiness: ESS Epworth Sleepiness Scale (pre, post, follow-up 6 mon, follow-up 12 mon) - depression: CES-D Center for Epidemiologic Studies Depression Scale, short version (pre, post, follow-up 6 mon, follow-up 12 mon) - anxiety: STAI-T State-Trait Anxiety Inventory (pre, post, follow-up 6 mon, follow-up 12 mon) - quality of life: WHOQOL_BREF WHO Quality of Life Questionnaire, brief version (pre, post, follow-up 6 mon, follow-up 12 mon) - well-being: WHO-5 WHO-Five Well-Being Index (pre, post, follow-up 6 mon, follow-up 12 mon) - dreaming: MADRE Mannheim Dream Questionnaire; DTI Düsseldorf Dream Inventory (pre, post, follow-up 6 mon, follow-up 12 mon, respectively) - nightmares: frequency, NDQ Nightmare Distress Questionnaire; CAN Cognitive Appraisal of Nightmares (pre, post, follow-up 6 mon, follow-up 12 mon, respectively)

—

Countries

Germany

Contacts

Public ContactAnnika Gieselmann

Heinrich-Heine-Universität Institut für Experimentelle Psychologie Abteilung Klinische Psychologie

Annika.Gieselmann@hhu.de+49 211 81-10584

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026