Table 4.
Univariate analysis between the postoperative transfusion group and the nontransfusion group of scoliosis corrective surgery patients
| Parameters | Transfusion group | Non-Transfusion group | P |
|---|---|---|---|
| Age | 14.3 ± 1.8 | 14.5 ± 1.7 | 0.504 |
| Gender,male/total(%) | 17/205(8.3 %) | 111/560(19.8 %) | 0.000 |
| BMI, kg/m2 | 18.0 ± 3.3 | 18.6 ± 3.0 | 0.018 |
| Preoperative Hb, g/L | 130.3 ± 11.5 | 136.8 ± 11.2 | 0.000 |
| Preoperative Cobb angle, degree | 48.9 ± 12.6 | 47.2 ± 10.6 | 0.055 |
| Preoperative Hct(%) | 38.7 ± 3.0 | 40.3 ± 2.9 | 0.949 |
| Preoperative PLT,109/l | 228.7 ± 52.7 | 232.4 ± 48.1 | 0.364 |
| Preoperative INR | 1.06 ± 0.07 | 1.05 ± 0.08 | 0.151 |
| Preoperative PT, s | 12.1 ± 0.9 | 12.0 ± 0.9 | 0.061 |
| Preoperative APTT, s | 32.4 ± 4.0 | 30.9 ± 4.0 | 0.983 |
| Preoperative BUN, mmol/L | 4.4 ± 1.1 | 4.4 ± 1.1 | 0.593 |
| Preoperative SCR, µmol/L | 47.2 ± 9.5 | 49.5 ± 10.0 | 0.536 |
| ASA (I/II) | 94/111 | 296/264 | 0.087 |
| Segment number, n | 10.7 ± 2.3 | 9.9 ± 2.5 | 0.028 |
| Operation time, min | 256.0 ± 63.3 | 247.9 ± 59.3 | 0.101 |
| Pedicle screw number, n | 15.6 ± 2.3 | 15.0 ± 2.7 | 0.010 |
| Osteotomy, n(%) | 30(14.6 %) | 72(12.9 %) | 0.549 |
| Postoperative drainage, ml | 545.3 ± 225.1 | 434.5 ± 181.6 | 0.009 |
| Tranexamic acid, n(%) | 22(10.7 %) | 80(14.3 %) | 0.230 |
| Intraoperative blood loss, ml | 997.6 ± 641.1 | 900.9 ± 555.9 | 0.057 |
| HBL, ml | 1005.9 ± 594.1 | 579.2 ± 358.7 | 0.000 |