Table 5.
Multivariate logistic regression, regressing background characteristics and comorbidities against mortality.
| Variable | OR | 95% CI | p-value |
|---|---|---|---|
| (intercept) | <0.01 | <0.01; 0.003 | <0.001 |
| NAG (ref = control) | 0.34 | 0.09; 1.07 | 0.081 |
| Age | 1.05 | 1.01; 1.09 | 0.035 |
| White (ref = Hispanic) | 0.42 | 0.08; 1.76 | 0.264 |
| Time from symptom onset | 1.03 | 0.99; 1.08 | 0.146 |
| CAD | 2.13 | 0.61; 7.54 | 0.235 |
| CHF | 4.54 | 0.59; 33.39 | 0.132 |
| COPD | 2.89 | 0.56; 14.22 | 0.188 |
| ESRD | 7.11 | 1.77; 30.64 | 0.006 |
| Severity | 4.51 | 1.91; 12.33 | 0.001 |
| Antibiotics | 0.18 | 0.02; 2.59 | 0.174 |
| Steroids | 2.74 | 0.61; 18.72 | 0.231 |
| SUMMARY | ROC | Adjusted pseudo-R2 | p-value |
| 0.875 | 0.444 | <0.001 |
CAD = Coronary artery disease; CHF = Congestive heart failure; CI = Confidence interval; COPD = Chronic obstructive pulmonary disease; ESRD = End-stage renal disease; OR = Odds Ratio; ROC = Area under the receiver operating characteristic curve.