Table 4. Multivariate analysis of factors related to ICU admission and mortality (stepwise binary logistic regression model), significant adjusted odds ratios (95% CI).
| Variables | Age-adjusted odds ratio (95% CI) | Multivariate adjusted odds ratio (95% CI)a | |
|---|---|---|---|
| Gender | |||
| Women | 1.00 | 1.00 | |
| Men | 1.60 (0.71, 3.61) | 2. 16 (1.01, 4.66)b | |
| CT severity score | |||
| <12.5 | 1.00 | 1.00 | |
| ≥12.5 | 4.49 (1.96, 10.29)c | 3.93 (1.66, 9.29)c | |
| Hypertension | |||
| No | 1.00 | - | |
| Yes | 0.68 (0.29, 1.55) | - | |
| Diabetes mellitus | |||
| No | 1.00 | - | |
| Yes | 0.67 (0.27, 1.69) | - | |
| Cardiovascular disease | |||
| No | 1.00 | - | |
| Yes | 1.95 (0.82, 4.62) | - | |
| Chronic respiratory disease | |||
| No | 1.00 | - | |
| Yes | 0.65 (0.16, 2.68) | - | |
| Chronic Kidney disease | |||
| No | 1.00 | - | |
| Yes | 1.54 (0.44, 5.36) | - | |
| Age (year) | 1.06 (1.03, 1.09)c | 1.04 (1.01, 1.06)d | |
| CT severity score (continues variable) | 1.19 (1.10, 1.30)c | 1.24 (1.05, 1.46)b | |
| O2 saturation (continues variable) | 0.93 (0.88, 0.98)d | 0.94 (0.89, 0.99)b | |
| Respiratory rate (continues variable) | 1.05 (0.98, 1.13) | - | |
aOdds ratio (with 95% CI) calculated using binary logistic regression.
bP <0.05, cP <0.01, dP <0.001.
ICU; intensive care unit; CI, confidence interval; CT, computed tomography.