Effect of prolonged working hour to heart rate variability in Internal Medical doctors

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Interventional

Source

TCTR

Registry ID

TCTR20210903003

Enrollment

Registered

2021-09-03

Start date

2021-07-13

Completion date

Unknown

Last updated

2026-08-03

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

Conditions

healthy doctor who had oncall duty 24 hours and working in the next day Heart rate variability doctor long working time job stress autonomic function

Interventions

heart rate variability in normal working hours doctors,heart rate variability in prolong working hours doctors

No Intervention No treatment,Active Comparator Other

normal working hour,prolong working hours

Eligibility

Sex/Gender

All

Age

18 Years to 35 Years

Inclusion criteria

Inclusion criteria: Age > 18-35 years No underlying disease No substance abuse

Exclusion criteria

Exclusion criteria: participant who not give inform consent participant who have drink alcohol, caffeine, stimulant drug, tobacco 8 hours before participate to the study

Design outcomes

Primary

Measure	Time frame
heart rate variability 8 hour during working 24-hours holter monitoring	—

Secondary

Measure	Time frame
prevalence of cardiac arythmia 8 hour during working 24-hour holter monitoring	—

Countries

Thailand

Contacts

Public ContactPongsatorn Tungsuk

Faculty of Medicine, Chiang Mai University

ptungsuk@gmail.com0946014604

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026