Demographic difference and influencing factors of motivations between whole blood and plasmapheresis donors: a comparative study

Objective To explore the difference of demographics and influencing factors of motivations between whole blood donors and plasmapheresis donors, so as to provide scientific reference for effective recruitment strategy. Methods A total of 200 whole blood donors from Guangyuan Blood Center and 200 plasmapheresis donors from Jiange Plasmapheresis Station were selected in August 2021 for on-site questionnaire survey using the method of cross-sectional survey. Statistical analysis was performed by chi-square test, univariate and multivariate logistic regression. Results There were significant differences in gender, age, occupation, education level and annual family income between whole blood donors and plasmapheresis donors (P