Status:
UNKNOWN
Message Framing on Recruiting Rh-D Negative Blood Donors
Lead Sponsor:
Guangzhou Blood Center
Conditions:
Blood Donation
Eligibility:
All Genders
18-60 years
Phase:
NA
Brief Summary
Rh negative blood group is a rare blood group in China, as it only accounts for 0.3-0.4 percent of the Han population. Therefore, low inventory is often found in blood collection and supply agencies i...
Eligibility Criteria
Inclusion
- \- O and A Rh- negative blood donors Last donations were between January 1, 2018 and December 31, 2019
Exclusion
- \- With an obviously invalid phone number Serological results of the last donation were positive
Key Trial Info
Start Date :
July 22 2020
Trial Type :
INTERVENTIONAL
Allocation :
ESTIMATED
End Date :
July 30 2020
Estimated Enrollment :
1082 Patients enrolled
Trial Details
Trial ID
NCT04484896
Start Date
July 22 2020
End Date
July 30 2020
Last Update
July 28 2020
Active Locations (1)
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1
Guangzhou Blood Center
Guangzhou, Guangdong, China, 510095