Skip to main content
. 2023 Jun 14;6(6):e1329. doi: 10.1002/hsr2.1329

Table 4.

Predictors of hospital LOS.

Covariates Level Univariate Multivariate
OR 95% CI for OR p Value OR 95% CI for OR p Value
Lower Upper Lower Upper
Age group ≥60 1.92 1.37 2.67 <0.001 2.29 1.55 3.39 <0.001
20–59 1.43 1.03 1.98 0.033 1.45 0.98 2.13 0.062
0–19 Reference Reference
Gender Male 1.06 0.98 1.14 0.153 1.05 0.97 1.14 0.185
Female Reference Reference
Ward ICU 2.06 1.61 2.63 <0.001 1.81 1.41 2.32 <0.001
Ordinary or isolated Reference Reference
Fever Yes 0.98 0.91 1.06 0.561 Not included in the multivariate analysis
No Reference
Coughs Yes 1.11 1.03 1.19 0.006 1.15 1.06 1.24 0.000
No Reference Reference
Sore muscles Yes 1.00 0.93 1.08 0.930 Not included in the multivariate analysis
No Reference
Respiratory distress Yes 1.33 1.23 1.43 <0.001 1.19 1.10 1.29 <0.001
No Reference Reference
Gastrointestinal symptoms Yes 1.09 0.99 1.18 0.054 1.06 0.97 1.16 0.219
No Reference Reference
Headache/dizziness Yes 0.99 0.90 1.09 0.843 Not included in the multivariate analysis
No Reference
Sore throat Yes 1.30 1.10 1.54 0.001 1.30 0.97 1.72 0.076
No Reference Reference
Intubated Yes 1.75 1.33 2.29 <0.001 1.74 1.35 2.25 <0.001
No Reference Reference
PO2 <93 2.30 2.09 2.53 <0.001 1.94 1.74 2.16 <0.001
>93 Reference Reference
CT Positive 1.64 1.25 2.15 <0.001 1.45 1.10 1.90 0.008
Negative Reference Reference
Cigarette or drug abuse Yes 1.50 1.13 1.98 <0.001 1.58 1.38 2.29 0.003
No Reference Reference
Cancer Yes 1.23 0.82 1.85 0.311 Not included in the multivariate analysis
No Reference
Chronic liver disease yes 2.15 0.97 4.74 0.058 1.13 0.97 1.27 0.088
No Reference Reference
Diabetes Yes 1.24 1.12 1.38 <0.001 1.16 1.04 1.30 0.007
No Reference Reference
Cardiac disease Yes 1.51 1.33 1.72 <0.001 1.27 1.11 1.46 0.000
No Reference Reference
Renal disease Yes 1.43 1.06 1.94 0.021 1.47 1.08 2.02 0.016
No Reference Reference
Asthma/chronic pulmonary Yes 1.32 1.07 1.64 0.008 1.24 1.09 1.49 0.010
No Reference Reference
Chronic neurological Yes 1.17 0.77 1.78 0.461 Not included in the multivariate analysis
No Reference
Hypertension Yes 1.14 1.03 1.25 0.009 1.43 1.03 1.98 0.034
No Reference Reference