Table 3.
Matched pairs based on propensity score.
| Characteristic | Orthopaedic Surgery Value N (%) |
Patients for whom characteristic was determined, (N) | Neurosurgery Value N (%) |
Patients for whom characteristic was determined, (N) | McNemar Test or Paired T-test p-Value |
|---|---|---|---|---|---|
| Age, mean (SD) | 53.3(11.3) | 4581 | 53.3(11.2) | 4581 | 0.6769 |
| Operative Time, min, mean ± SD | 124.1 ± 72.8 | - | 126.8 ± 71.5 | - | 0.0784 |
| Overall Complications | 112(2.4) | 4582 | 118(2.6) | 4582 | 0.7373 |
| Major Systemic Complications | 60(1.3) | - | 55(1.2) | - | 0.7018 |
| Mortality | 11(0.24) | - | 11(0.24) | - | 1.0000 |
| Hospital Length of Stay, mean (SD) | 1.9(6.2) | 4578 | 2.0(6.4) | 4578 | 0.8567 |
*Significant value.
SD – standard deviation.