Table 3.
Patient Comorbidities
| Factor | Infection, n (%) | No Infection, n (%) | P Value | Odds Ratio | 95% Confidence Interval |
| Alcohol use | 332 (0.23) | 135,587 (91.9) | <0.0001 | 2.26 | 1.73-2.96 |
| Bleeding disorders | 364 (0.25) | 144,322 (97.8) | <0.001 | 4.50 | 3.13-6.48 |
| CHF | 380 (0.26) | 145,259 (98.5) | <0.0001 | 3.25 | 1.97-5.38 |
| Diabetes | 345 (0.23) | 135,565 (91.9) | 0.0002 | 1.73 | 1.29-2.32 |
| Psychiatric illness | 105 (0.15) | 66,665 (92.9) | <0.0001 | 2.17 | 1.30-3.63 |
| Hypertension | 292 (0.20) | 119,746 (81.2) | <0.0001 | 1.56 | 1.23-1.95 |
| Obesity | 315 (0.25) | 119,640 (93.4) | <0.0001 | 3.05 | 2.33-3.99 |
| COPD | 356 (0.24) | 139,643 (94.7) | <0.0001 | 2.09 | 1.51-2.91 |
| Smoking | 335 (0.23) | 123,617 (83.8) | 0.722 | 0.957 | 0.728-1.26 |
| Drug use | 112 (0.16) | 66,283 (92.4) | 0.761 | 1.11 | 0.579-2.11 |
Statistical significance was set of P < 0.01. Bold items met that level. CHF = congestive heart failure, COPD = chronic obstructive pulmonary disease