borderline significanceP = 0.057
Perioperative: haemoglobin and transfusions Hb values were lower in SCD patients both preoperatively (8.1 [7.1–9.4] vs 11.8 [10.0–13.0] g/dl, P < 0.001) and at discharge, with a borderline significance (7.9 [7,2–9.5] vs 9.3 [9.1–10.5] g/dl, P = 0.057).