Table 2.
Comparison of results between the study groups
| Group A | Group B | p value | |
|---|---|---|---|
| Low energy trauma | 71.4% | 83.3% | |
| Fracture type (Roy-Camille) | |||
| Posterior oblique | 33.3% | 83.3% | p < 0.01040 |
| Initial displacement | |||
| Slight | 23.8% | 33.3% | |
| Significant | 76.2% | 66.7% | |
| Fracture gap (mm) | 2.51 | 2.48 | |
| Angulation (°) | 15.7 | 15.3 | |
| Severe comminution | 50.0% | 13.3% | p < 0.04544 |
| Severity of osteoporosis | 2.47 | 3.00 | p < 0.02435 |
| Severity of osteoarthritis | |||
| Atlanto-dental | 2.38 | 3.25 | p < 0.00661 |
| Atlanto-occipital | 2.20 | 2.33 | |
| Atlanto-axial | 2.13 | 2.08 | |
| Ankylosis | 6.3% | 25.0% | |
| Number of screws | |||
| 2 | 85.7% | 58.3% | |
| 1 | 14.3% | 41.7% | |
| Demanding surgical conditions | 9.5% | 25.0% | |
| Duration of surgery (min) | 79.7 | 71.6 | |
| Delay of treatment (days) | 6.8 | 6.0 | |
| Optimal fracture compression | 81.0% | 25.0% | p < 0.00629 |
| Optimal fracture reduction | 85.0% | 41.6% | p < 0.03075 |
| Optimal implant positioning | 90.1% | 41.6% | p < 0.00460 |
| Associated injuries | 33.3% | 33.3% | |
| Pre-existing diseases | 38.1% | 41.6% | |
| Morbidity | 23.8% | 16.7% | |