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Observational study demonstrates reduced return rates among whole-blood donors experiencing adverse reactions, suggesting that mitigating post-donation symptoms could improve retention.
Donor reaction had the most negative impact on the BDRR. There appears to be a synergistic effect between donor reaction, fatigue, and sore arm. Theoretically, amelioration of some AEs has the potential to improve BDRRs.
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Newman et al. (2006) studied this question.
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