Development of technology for prediction of vasovagal reaction on blood donation by continuous monitoring using laser Doppler flowmetry
Not Applicable
- Conditions
- Vasovagal reaction
- Registration Number
- JPRN-UMIN000034874
- Lead Sponsor
- Hokkaido Red Cross Blood Center Blood Collection
- Brief Summary
npublished result In the second series,204 subjects were studied, and 8 cases of VVR were observed. 6 of 8 cases were able to be analyzed without any abnormalities such as data interruption. In 4 VVR donors, the onset of VVR could be recognized by the alarm warning, and supposed to be succeeded in eraly detection. One of the other was assessed as VVR due to hypotention, although there were no symptoms.
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete: follow-up complete
- Sex
- All
- Target Recruitment
- 519
Inclusion Criteria
Not provided
Exclusion Criteria
Subjects who are deferred by pre-donation examination
Study & Design
- Study Type
- Interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Reduction of VVR cases
- Secondary Outcome Measures
Name Time Method Development of preventive procedures for VVR