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Routine quality parameters of paired RBC components stored refrigerated in SAGM or AS-1 additive solutions for 42 days. (A) pH and (B) % hemolysis. SAGM (closed symbol); AS-1 (open symbol). * Significant difference (p < 0.04) between SAGM RBCs and AS-1 RBCs, by paired t-test. # Significant change (p < 0.001) across storage period, by RM-ANOVA. Results are mean ± SD (n = 6 pairs).
