The accuracy of the optical heart rate and sleep measurement of two multi-sport activity trackers in a sleep laboratory study

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

DRKS

Registry ID

DRKS00021701

Enrollment

Registered

2020-05-14

Start date

2020-04-23

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

Patients with normal and abnormal sleep Z00-Z13

Interventions

Group 1: During the sleep examination polysomnography (PSG), the vital data and sleep data of the patients are recorded by two specially worn Multi Sport Activity Tracker (Smartwatches). This recorded

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: Grown up from 18 years Diseases related to sleep disorders PSG and MSLT test patients Voluntary participation

Exclusion criteria

Exclusion criteria: Minors mentally ill with judgment and other limitations on legal capacity

Design outcomes

Primary

Measure	Time frame
Accuracy of sleep stages Time in Bed (TIB) Total sleep time (TST) Wake after sleep onset (WASO) Sleep onset Latency (SOL) Awake Count Sleep Efficiency (SE) Rapid Eye Movement Sleep (REM) Light sleep Slow Wave Sleep (SWS)	—

Secondary

Measure	Time frame
Measuring accuracy of the vital parameters Heart rate (HR) Heart rate variability (HRV) Respiratory rate (AF) Acidification (SpO2)	—

Countries

Germany

Contacts

Public ContactRiccardo Stoohs

Somnolab: Private Schlafklinik in Dortmund

r.stoohs@gmail.com+49 (0) 231 94113040

Outcome results

None listed

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