Research Article
Blood Management and Risk Assessment for Transfusion in Pediatric Spinal Deformity Surgery
Table 1
Characterization of the population under study before and after the implementation of the QSP program (Group A).
| Characteristic | Before QSP (A1) % (N) | After QSP (A2) % (N) | Pearson chi-squared (Mann–Whitney) | value | OR (95% CI) (eta-squared) |
| Gender | 63% (49) | 83.3% (60) | 5.69 | 0.017 | 2.9 [1.18; 7.09] | Weight (kg) | 57 ± 19.5 (36) | 50 ± 12 (56) | −3.11 | 0.002 | 0.1 | Age (years) | 15 ± 3(49) | 14 ± 2 (60) | 0.219 | 0.820 | 0.0004 | Cobb angle (°) | 64 ± 25.75 (49) | 62.3 ± 24.7 (60) | −0.198 | 0.843 | 0.0003 | Adit. procedure | 22% (11) | 10% (6) | 3.175 | 0.076 | 0.384 [0.13; 1.13] | Pre-op hb | 12.5 ± 1.8 (49) | 13.8 ± 1.3 (58) | 3.406 | 0.01 | 0.11 | Levels | 13 ± 3 (49) | 12 ± 3 (60) | −2.511 | 0.01 | 0.05 | OP time (m) | 254.5 ± 48 (46) | 285 ± 57 (60) | 2.859 | 0.004 | 0.077 |
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∗indicates anterior releases.
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