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

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

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000015481

Enrollment

Registered

2014-10-20

Start date

2014-10-21

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

Preoperative patients who undergo autologous blood donation

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Witten informed consent Age>=20 years The patients who undergo elective operation to require transfusion Hb>=11.0g/dL

Exclusion criteria

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)

Design outcomes

Primary

Measure	Time frame
Autonomic nerve activity (Heart rate variability)	—

Secondary

Measure	Time frame
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	—

Countries

Japan

Contacts

Public ContactMiho Kamakura

Tohoku Medical and Pharmaceutical University Faculty of Medicine

miho_kamakura_16@yahoo.co.jp022-290-8970

Outcome results