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Table 5 Comparison of the number of recipients of allogeneic blood transfusion between the two groups

From: Efficacy of a problem, intervention, control, and outcomes (PICO)-based perioperative blood management plan developed for patients undergoing long-segment lumbar spine posterior surgery

Group

Cases

Allogeneic blood transfusion (yes/no)

Observation group

51

2/49

Control group

51

18/33

χ2 value

15.92

P value

 < 0.001