Table 2.
Multivariable logistic regression analysis for predictors of acquiring secondary infections.
| Predictors | B | P value | OR | 95% CI | |
|---|---|---|---|---|---|
| Lower | Upper | ||||
| Female gender | .40 | .330 | 1.49 | .67 | 3.37 |
| Saudi nationality | .79 | .142 | 2.19 | .77 | 6.26 |
| Age in years | .46 | .266 | 1.58 | .71 | 3.53 |
| Admission age | -.04 | .143 | .96 | .90 | 1.01 |
| BMI | .00 | .082 | 1.00 | .99 | 1.00 |
| Oxygen treatment | -.20 | .692 | .82 | .30 | 2.21 |
| ICU admission | .61 | .231 | 1.83 | .68 | 4.93 |
| Invasive treatment procedures | .58 | .202 | 1.79 | .73 | 4.40 |
| Length of stay | .00 | .673 | 1.00 | 1.00 | 1.01 |
| Co-morbidities | |||||
| Cardiovascular disease | -.17 | .729 | .84 | .31 | 2.24 |
| Diabetes mellitus | .50 | .242 | 1.64 | .71 | 3.78 |
| Respiratory disease | -.08 | .887 | .92 | .29 | 2.90 |
| Chronic kidney disease | .61 | .221 | 1.85 | .69 | 4.92 |
| Stroke | .69 | .284 | 1.99 | .56 | 7.04 |
| Pregnancy | -.88 | .531 | .41 | .03 | 6.52 |
| Immunocompromised | -.38 | .787 | .68 | .04 | 10.87 |
| Others | .16 | .701 | 1.17 | .53 | 2.59 |
| Overweight | .27 | .648 | 1.31 | .41 | 4.25 |
| Obese | 1.26 | .036 | 3.54 | 1.09 | 11.51 |
| Extreme obesity | .39 | .548 | 1.48 | .41 | 5.25 |
Model summary measures: Omnibus test, chi-square=101.986, P>.001; -2 likelihood= 185.951, Nagelkerke R square=.435