Table 2 Regression Analysis for fracture classification. Nagelkerke R2 regarding AO/OTA = 0.388. Nagelkerke R2 regarding Rommens and Hofmann = 0.357. CI = confidence interval. FFP IV was not analyzed due to the small number of cases
Classification | B (regression coefficient) | Odds Ratio (OR) | 95% CI of OR | p-value |
|---|---|---|---|---|
AO/OTA | ||||
A/B | 3.74 | 41.98 | [5.5;319.2] | < 0.0005 |
A/C | 5.55 | 258.0 | [14.2;4690.9] | < 0.0005 |
C/B | −1.82 | 0.16 | [0.02;1.41] | 0.1 |
FFP | ||||
FFP I / II | 3.52 | 33.64 | [4.4;256.6] | 0.001 |
FFP I / III | 5.08 | 160.0 | [12.9;1983.9] | < 0.0005 |
FFP III / II | −1.56 | 0.21 | [0.04;1.05] | 0.06 |