Investigation of the effect of circadian rhythm on body temperature changes before and after general anesthesia

Investigation of the effect of circadian rhythm on body temperature changes before and after general anesthesia - Body temperature changes and circadian rhythm before and after general anesthesia

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000058219

Enrollment

400

Registered

2025-07-01

Start date

2025-07-01

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

thoracic surgery cases (malignancy/no malignancy)

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients who underwent elective thoracic surgery under general anesthesia at Osaka Metropolitan University Hospital between January 1, 2022 and December 31, 2024

Exclusion criteria

Exclusion criteria: 1. Cases where surgery was performed using only local anesthesia 2. Cases where surgery took 5 hours or more 3. Cases where surgery took less than 1 hour 4. Cases where ASA (America Society of Anesthesiologist) Physical Status was 4 or higher 5. Cases where the patient was under 20 years old on the day of surgery

Design outcomes

Primary

Measure	Time frame
Body temperature when leaving the operating room.	—

Countries

Japan

Contacts

Public ContactYohei Fujimoto

Osaka Metropolitan University Department of Anesthesiology, School of Medicine

v21794t@omu.ac.jp0666452186

Outcome results