Circadian Data Collection from Sleep-Onset Insomnia Patients

Circadian Data Collection from Sleep-Onset Insomnia Patients - CDC_SOIP

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

DRKS

Registry ID

DRKS00005629

Enrollment

Registered

2014-01-21

Start date

2014-01-20

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

G47.0 G47.2

Interventions

Group 1: circadian data from sleep-onset insomnia patients

Eligibility

Sex/Gender

All

Age

18 Years to 65 Years

Inclusion criteria

Inclusion criteria: Diagnosed sleep-onset insomnia

Exclusion criteria

Exclusion criteria: Diagnosed neurological, psychiatric, cardiovascular disorders. Diagnosed sleep apnea or restless legs syndrome. Use of sleep or antidepressants. Shift workers. Caretaker of babies or small children. Having travelled across 2 or more time yones in the past 2 weeks. Drug or excessive alcohol consumption. Caffeine consumption above 350mg per day. Frequent exercisers (>4hours/week).

Design outcomes

Primary

Measure	Time frame
The ECG and actigraphy data will be used to train and test mathematical models to estimate circadian phase. The output of the models will be compared to the reference value, DLMO.	—

Secondary

Measure	Time frame
Insights into the differences in HRV features in healthy versus sleep-onset insomnia patients will be assessed.	—

Countries

Germany

Contacts

Public ContactEnrique Gil

Philips Research

enrique.gil@philips.com+31631784276

Outcome results

None listed

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