Determination of Heart Rate Cutoff Values and Elucidation of the Interaction Between Heart Rate and Blood Pressure During Anesthesia

Determination of Heart Rate Cutoff Values and Elucidation of the Interaction Between Heart Rate and Blood Pressure During Anesthesia - Determination of Heart Rate Cutoff Values and Elucidation of the Interaction Between Heart Rate and Blood Pressure During Anesthesia

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000058155

Enrollment

50000

Registered

2025-06-12

Start date

2025-06-20

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

Tachycardia, bradycardia, hypertension, and hypotension

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients who underwent surgery under general anesthesia at the University of Tsukuba Hospital between April 1, 2012, and March 31, 2023. If a patient underwent multiple surgeries during a single hospitalization, only the first surgery will be included in the analysis.

Exclusion criteria

Exclusion criteria: Patients with errors or missing values in key data (e.g., age, sex, BMI, ASA-PS, etc.)

Design outcomes

Primary

Measure	Time frame
Occurrence of major postoperative complications (defined as any of the following: death, cardiovascular complications, or acute kidney injury)	—

Secondary

Measure	Time frame
>Postoperative mortality >Occurrence of cardiovascular complications (e.g., myocardial infarction, stroke, etc.) >Acute kidney injury >Length of hospital stay As this is an exploratory study, other clinically important complications will also be examined and evaluated as appropriate.	—

Countries

Japan

Contacts

Public ContactKensuke Shimada

University of Tsukuba Institute of Medicine

kensukeshimada@gwe.md.tsukuba.ac.jp+81-29-853-3914

Outcome results