Evaluation of the change in autonomic nerve activity and risk factor during circulating blood volume change using autologous blood donatio

Not Applicable

Recruiting

• Conditions: Preoperative patients who undergo autologous blood donation

• Registration Number: JPRN-UMIN000015481
• Lead Sponsor: Tohoku Medical and Pharmaceutical University

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2014-10-20
• Last Update Posted: 17 October 2023
• Study Completion: 2024-03-31

Recruitment & Eligibility

• Status: Recruiting
• Sex: All
• Target Recruitment: 80

Inclusion Criteria

Not provided

Exclusion Criteria

Withdrawal of the agreement Frequent arrhythmia Bacterial infection Unstable angina Moderate or severe aortic stenosis(the pressure gradient between left ventricle to the aorta is more than 50mmHg, or the status to need surgery) NYHA:IV Fever(a rise in body temperature above 1 degree from normal, or more than 37.2 degrees)

Study & Design

• Study Type: Observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Autonomic nerve activity (Heart rate variability)

Secondary Outcome Measures

Name	Time	Method
Blood pressure Heart rate Respiratory rate Laboratory data(Total cholesterol, LDL cholesterol, HDL cholesterol, Triglyceride, HbA1C, Hemoglobin, Hematocrit, Leukocyte, C-reactive protein, Cortisol, etc) Incidence of Vaso-vagal reaction State-Trait Anxiety Inventory-Form JYZ