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Table 1 Demographic data between group MSS and group AIS (x ± SD)

From: Comparison of posterior correction results between Marfan syndrome scoliosis and adolescent idiopathic scoliosis—a retrospective case-series study

  Group MSS (n = 42) Group AIS (n = 168)
Age (year) 15.2 (10~20) 14.5 (10~20)
Gender ratio (M:F) 11:31 34:134
Fusion level (vertebra) 11.5 ± 2.8 (5~15) 11.0 ± 2.7 (5~16)
Operation duration (hour) 4.6 ± 1.5 (2.2~9) 4.0 ± 1.1 (2.2~8)*
Total EBL (ml) 845 ± 441 (300~2500) 698 ± 458 (200~5000)*
EBL per vertebra fused (ml) 74.6 ± 37.2 (29~208) 63.1 ± 31.7 (20~313)*
Auto-transfusion (ml) 487 ± 318 (33 cases) (100~1300) 367 ± 233 (136 cases) (100~1900)*
RBC transfusion (U) 3.5 ± 2.1 (13 cases) (2~9) 2.8 ± 1.2 (63 cases) (2~8)
Whole blood transfusion (ml) 700 ± 316 (10 cases) (400~1200) 511 ± 219 (18 cases) (200~1000)
Plasma transfusion (ml) 475 ± 237 (8 cases) (200~800) 385 ± 112 (26 cases) (200~800)
Total transfusion (ml) 1151 ± 1018 (39 cases) (100~4640) 894 ± 790 (156 cases) (100~4847)
Body height change (cm) 4.5 ± 2.4 (1~12) 4.1 ± 1.6 (1~10)
  1. *Compared between group MSS and group AIS, P < 0.05