Table 3.
Predicting Mortality at 3 Years Using Logistic Regression
| Characteristics | Odds Ratio (95% CI) | P Value |
|---|---|---|
| Univariate analysis (N = 92) | ||
| 3-level APACHE II score | 2.31 (1.24 to 4.30) | .009 |
| Male sex | 0.57 (0.25 to 1.32) | .189 |
| 60 pack-years or more | 1.84 (0.76 to 4.48) | .179 |
| Current smoker | 0.62 (0.25 to 1.51) | .290 |
| pCO2 greater than or equal to 60 mmHg | 4.18 (1.15 to 15.21) | .030 |
| Any comorbidity | 2.24 (0.95 to 5.28) | .065 |
| Length of stay | 1.01 (0.97 to 1.06) | .555 |
| Multivariate analysis (N = 65) | ||
| 3-level APACHE II score | 2.62 (1.12 to 6.16) | .027 |
| Male sex | 0.63 (0.20 to 2.01) | .436 |
| 60 pack-years or more | 2.57 (0.77 to 8.57) | .124 |
| pCO2 greater than or equal to 60 mmHg | 4.04 (0.90 to 18.06) | .068 |
| Any comorbidity | 2.16 (0.68 to 6.84) | .190 |
pCO2, partial presence of carbon dioxide.