A survey for Japanese Office workers to Assess Stress Issues and Sleep problems

A survey for Japanese Office workers to Assess Stress Issues and Sleep problems - A survey for Japanese Office workers to Assess Stress Issues and Sleep problems (J-OASIS)

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000045528

Enrollment

100

Registered

2021-10-01

Start date

2021-10-01

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

High-stress workers

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. 20-65 aged regular employees 2. Individuals who can provide written informed consent. 3. Individuals without difficulty in visiting research interviews 4. High-stress workers showing points under 2.14 (national average) in workload domain and 2.53 (national average) in work control domain of the Brief Job Stress Questionnaire.

Exclusion criteria

Exclusion criteria: 1. Workers on leave 2. Workers having night shift (10 pm-5 am) 3. Workers being directly engaged in manufacturing processes/field works, such as manufacturing, construction, restaurant, mining, agriculture, forestry, fishing industry 4. Workers with any psychiatric histories and/or any psychiatric illnesses 5. Workers taking any psychoactive drugs 6. Workers with difficulty in wearing an Apple watch in an appropriate way and over a given time period 7. Workers whom principal investigator/member of this research project consider inappropriate to participate in this study

Design outcomes

Primary

Measure	Time frame
Sleep architecture based on the analysis of deep sleep (N3) ratio measured by Apple watch.	—

Countries

Japan

Contacts

Public ContactMitsuhiro Sado

Keio University, School of Medicine Department of Neuropsychiatry

mitsusado@keio.jp03-5363-3971

Outcome results