Table 2.
Univariate and multivariate analyses of factors associated with in-hospital mortality amongst hospitalized COVID-19 cases, gauteng province, 01 April 2020–31 Aug 2022a.
| Variable | Alive | Died | Univariate | Multivariate | |||||
|---|---|---|---|---|---|---|---|---|---|
| n | % | n | % | p | OR | 95% CI | OR | 95% CI | |
| Age | <0.001 | ||||||||
| <20 | 51 | 94.44 | 3 | 5.56 | 1 (ref) | ||||
| 20–39 | 273 | 90.70 | 28 | 9.30 | 1.74 | 0.51–5.95 | 1.44 | 0.42–4.98 | |
| 40–59 | 353 | 83.25 | 71 | 16.75 | 3.42 | 1.04–11.26 | 2.75 | 0.83–9.16 | |
| 60–79 | 152 | 49.03 | 158 | 50.97 | 17.67 | 5.40–57.83 | 14.70 | 4.44–48.66 | |
| >80 | 28 | 53.85 | 24 | 46.15 | 14.57 | 4.03–52.71 | 11.67 | 3.16–43.06 | |
| Sex | 0.02 | ||||||||
| Female | 488 | 77.71 | 140 | 22.29 | 1 (ref) | ||||
| Male | 360 | 71.57 | 143 | 28.43 | 1.38 | 1.06–1.81 | 1.44 | 1.06–1.95 | |
| Presence of comorbidity | <0.001 | ||||||||
| No | 626 | 78.35 | 173 | 21.65 | 1 (ref) | ||||
| Yes | 231 | 67.54 | 111 | 32.46 | 1.74 | 1.31–2.30 | 1.25 | 0.91–1.73 | |
| Ct-values | <0.001 | ||||||||
| High (>30) | 363 | 84.22 | 68 | 15.78 | 1 (ref) | ||||
| Medium (20–30) | 408 | 70.10 | 174 | 29.90 | 2.28 | 1.66–3.11 | 2.25 | 1.60–3.18 | |
| Low (<20) | 86 | 67.19 | 42 | 32.81 | 2.61 | 1.66–4.09 | 3.18 | 1.92–5.27 | |
a
Only cases with non-NULL Ct values and known sex.
Bold values are statistically significant.