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Factors Associated with ICU Admission
| Unadjusted Odds Ratio (95% CI) for ICU admission | P-value | Adjusted* Odds Ratio (95% CI) for ICU admission | P-value | |
|---|---|---|---|---|
| Cigarette smoking | 2.69 (1.21–6.02) | 0.02 | 2.77 (1.19–6.45) | 0.02 |
| Chronic hypertension | 6.44 (2.18–18.97) | <0.001 | 6.86 (2.19–21.51) | 0.001 |
| Antiviral treatment within two days of symptom onset | 0.35 (0.17–0.74) | 0.006 | 0.36 (0.16–0.77) | 0.009 |
CI = confidence interval.
Adjusted for all variables in the table.
