Non-Transfusion group | Transfusion group | Transfusion rate | P | |
---|---|---|---|---|
Age (year) | 14.4 ± 1.8 | 14.0 ± 2.0 | 0.013 | |
BMI (kg/m2)) | 19.0 ± 3.4 | 18.5 ± 3.7 | 0.205 | |
Gender, male/total (%) | 128/485 (26.4%) | 85/237 (35.9%) | 0.009 | |
Diagnosis, n(%) | 485 (100%) | 237 (100%) | 0.000 | |
Idiopathic, n(%) | 308 (63.5%) | 64 (27%) | 17.2% | |
Congenital, n(%) | 116 (23.9%) | 108 (45.5%) | 48.2% | |
Neurofibromatosis, n(%) | 11 (2.3%) | 17 (7.2%) | 60.7% | |
Syndromic, n(%) | 21 (4.3%) | 35 (14.8%) | 62.5% | |
Neuromuscular, n(%) | 29 (6.0%) | 13 (5.5%) | 31.0% | |
Osteotomy pattern, n(%) | 485 (100%) | 237 (100%) | 0.000 | |
Fusion without osteotomy, n(%) | 443 (91.3%) | 152 (64.1%) | 25.5% | |
Ponte osteotomy, n(%) | 12 (2.5%) | 18 (7.6%) | 60% | |
Hemivertebrae resection, n(%) | 19 (3.9%) | 39 (16.5%) | 67.2% | |
PSO, n(%) | 9 (1.9%) | 15 (6.3%) | 62.5% | |
VCR, n(%) | 2 (0.4%) | 13 (5.5%) | 86.7% | |
Cobb angle of major curve-preoperative, degree | 53.5 ± 10.6 | 57.5 ± 11.5 | 0.108 | |
Cobb angle of major curve-postoperative, degree | 18.5 ± 9.0 | 16.5 ± 8.5 | 0.309 | |
Major curve correction rate,% | 62 ± 7.6 | 59.5 ± 6.4 | 0.205 | |
Fusion segments | 9.8 ± 2.7 | 11.6 ± 3.4 | 0.000 | |
Preoperative HGB, g/L | 136.2 ± 11.7 | 135.3 ± 14.0 | 0.356 | |
Intraoperative Blood loss, mL | 414.5 ± 235.6 | 839.4 ± 573.7 | 0.000 | |
Intraoperative cell salvage, mL | 200.9 ± 166.8 | 397.6 ± 323.7 | 0.000 | |
HGB POD1, g/L | 108.2 ± 15.0 | 111.1 ± 16.0 | 0.018 | |
HGB POD3, g/L | 102.7 ± 14.1 | 105.4 ± 14.9 | 0.041 | |
HGB POD5, g/L | 103.2 ± 13.9 | 105.8 ± 15.2 | 0.273 |