Table 3. Logistic Regression Analysis for ICU Admission in Trauma and COVID-19 Patients .
| Variables and Setting | Univariate Logistic Regression | Multiple Logistic Regression | ||||
| OR (95% CI) | P Value | OR (95% CI) | P Value | |||
| Trauma | Age | 1.01 (1.0, 1.02) | < 0.001 | 1.01 (1.00, 1.02) | < 0.001 | |
| Gender | Female | REF | — | REF | — | |
| Male | 0.87 (0.75, 1.01) | 0.066 | 0.94 (0.80, 1.09) | 0.39 | ||
| Nationality | IRI | REF | REF | — | ||
| AFG | 1.24 (1.01, 1.51) | 0.04 | 1.38 (1.12, 1.69) | < 0.01 | ||
| COVID-19 | Age | 1.031 (1.03, 1.035) | < 0.001 | 1.03 (1.02, 1.04) | < 0.001 | |
| NRFCD | 1.24 (1.18, 1.30) | < 0.001 | 1.11 (1.04, 1.19) | < 0.01 | ||
| Gender | Female | REF | — | REF | — | |
| Male | 1.20 (1.06, 1.36) | 0.004 | 1.17 (1.00, 1.38) | 0.06 | ||
| Nationality | IRI | REF | — | — | — | |
| AFG | 1.17 (0.81, 1.71) | 0.40 | 1.30 (0.80, 2.11) | 0.29 | ||
| Vaccine | No | REF | — | REF | — | |
| Yes | 1.36 (1.10, 1.68) | < 0.01 | 1.08 (0.87, 1.34) | 0.42 | ||
Note. OR, odds ratio; CI, Confidence interval; LOH: Length of hospitalization; IQR: Interquartile range; ICU: Intensive care unit; AFG: Afghan; IRI: Iranian; NRFCD: Number of risk factors and chronic diseases.