Non-transfusion group | Transfusion group | P | |
---|---|---|---|
Age (year) | 14.7 ± 1.7 | 14.7 ± 1.8 | 0.803 |
BMI (kg/m2)) | 18.8 ± 3.1 | 18.9 ± 3.9 | 0.928 |
Gender, male/total (%) | 54/308 | 15/64 | 0.269 |
Osteotomy pattern, n(%) | 308 (100%) | 64 (100%) | 0.000 |
Fusion without osteotomy, n(%) | 304 (98.7%) | 57 (89.1%) | |
Ponte osteotomy, n(%) | 4 (1.3%) | 7 (10.9%) | |
Cobb angle of major curve-preoperative, degree | 57.5 ± 11.5 | 59.5 ± 12.5 | 0.068 |
Cobb angle of major curve-postoperative, degree | 13.5 ± 6.0 | 12.5 ± 5.5 | 0.189 |
Major curve correction rate, % | 72.0 ± 9.5 | 74.5 ± 8.4 | 0.091 |
Fusion segments | 9.6 ± 2.7 | 12.1 ± 2.6 | 0.000 |
Preoperative HGB, g/L | 134.9 ± 11.7 | 133.3 ± 17.1 | 0.366 |
Intraoperative Blood loss, mL | 400.2 ± 243.9 | 713.6 ± 394.1 | 0.000 |
Intraoperative cell salvage, mL | 190.7 ± 165.8 | 358.6 ± 246.6 | 0.000 |
HGB POD1, g/L | 107.6 ± 14.4 | 109.2 ± 19.3 | 0.452 |
HGB POD3, g/L | 102.3 ± 13.7 | 104.6 ± 15.2 | 0.335 |
HGB POD5, g/L | 102.4 ± 15.1 | 107.5 ± 11.8 | 0.268 |