Table 5 Univariate analysis between allogeneic blood transfusion group and non-transfusion group in congenital scoliosis

Age (year)

13.7 ± 1.8

13.7 ± 2.0

0.894

BMI (kg/m2))

19.2 ± 3.7

19.1 ± 3.9

0.865

Gender, male/total (%)

46/116 (39.7%)

43/108 (39.8%)

0.981

Osteotomy pattern, n(%)

116 (100%)

108 (100%)

0.000

Fusion without osteotomy, n(%)

82 (70.7%)

41 (38.0%)

Ponte osteotomy, n(%)

4 (3.4%)

6 (5.6%)

Hemivertebrae resection, n(%)

19 (16.4%)

39 (36.1%)

PSO, n(%)

9 (7.8%)

13 (12.0%)

VCR, n(%)

2 (1.7%)

9 (8.3%)

Cobb angle of major curve-preoperative, degree

60.5 ± 9.5

61.3 ± 8.8

0.338

Cobb angle of major curve-postoperative, degree

23.5 ± 7.5

25.5 ± 8.4

0.209

Major curve correction rate,%

58.4 ± 10.5

59.3 ± 9.4

0.101

Fusion segments

10.3 ± 2.7

10.6 ± 4.1

0.518

Preoperative HGB, g/L

137.7 ± 10.3

136.6 ± 12.6

0.444

Intraoperative Blood loss, mL

425.8 ± 229.4

843.7 ± 678.9

0.000

Intraoperative cell salvage, mL

204.7 ± 168.6

398.7 ± 361.9

0.000

HGB POD1, g/L

109.3 ± 15.4

113.6 ± 15.1

0.039

HGB POD3, g/L

102.5 ± 15.2

108.4 ± 14.9

0.016

HGB POD5, g/L

103.1 ± 13.3

109.7 ± 17.0

0.158