Table 3.
Risk factors | B | s.e. | Wald | P Value | OR (95% CI) |
---|---|---|---|---|---|
Current and former smokers | 0.601 | 0.369 | 2.655 | 0.103 | 1.824 (0.885–3.756) |
TPN | 0.93 | 0.442 | 4.432 | 0.035 | 2.535 (1.066–6.026) |
Presence of urinary catheter | −0.831 | 0.362 | 5.263 | 0.022 | 0.436 (0.214–0.886) |
Constant | 0.205 | 0.426 | 0.232 | 0.63 | 1.227 (–) |
B, coefficient; s.e., standard error; Wald test statistic; OR, odds ratio; CI, confidence interval; TPN, total parenteral nutrition.