Table 6.
Independent associated factors for acute foot wounds using multivariate logistical regression (odds ratios [95% CI])
| Risk factor | Unadjusted | P value | Adjusted | P value |
|---|---|---|---|---|
| Model 1 | ||||
| Nil | All | >0·05 | All | >0·05 |
| Model 1 results: | ||||
| Model 2 | ||||
| Age groups | 0·002 | 0·006 | ||
| 18–40 years | Referent | Referent | ||
| 41–60 years | 0·25 [0·07–0·82] | 0·023 | 0·24 [0·07–0·82] | 0·023 |
| 61–80 years | 0·11 [0·03–0·41] | 0·001 | 0·07 [0·01–0·38] | 0·002 |
| 81+ years | 0·10 [0·01–0·78] | 0·028 | 0·11 [0·01–1·04] | 0·054 |
| Model 2 results | Pseudo R 2:0·103 omnibus: df = 3, P = 0·002 | Missing: 4 (0·5%); H&L, P = 1·00 | Pseudo R 2: 0·166 omnibus: df = 7, P = 0·002 | Missing: 30 (4·1%); H&L: P = 0·642 |
Pseudo R 2, Nagelkerke R 2; omnibus, omnibus tests of model coefficients; df, degrees of freedom; missing, excluded missing cases; H&L, Hosmer and Lemeshow test.