Geneva, Jan. 12 -- International Clinical Trials Registry received information related to the study (ChiCTR2500114960) titled 'Adjustment of the Upper Age Limit for Blood Donation in China: A Multicenter, Retrospective Study' on Dec. 19, 2025.

Study Type: Observational study

Study Design: Cohort study

Primary Sponsor: Chinese Academy of Medical Sciences and Peking Union Medical College, Institute of Blood Transfusion

Condition: Blood donation

Intervention: Blood donors = 55 years:no intervention

Recruitment Status: Not Recruiting

Phase: Retrospective study

Date of First Enrollment: 2025-12-22

Target Sample Size: Blood donors = 55 years:4617;Blood donors > 55 , = 65 years:1539;

Countries of Recruitment: China

To know mor...