Table 1.
Demographic, clinical and nutritional characteristics and Cox regression analysis of the factors associated with COVID-19 mortality in critically ill patients.
|
Characteristics |
Non-Survivors 119 (77.8%) |
Survivors 34 (22.2%) |
p-valuea | HRb (95% CI) |
|---|---|---|---|---|
| Age | 0.014 | 1.37 (0.94–2.00) | ||
| <65 years | 63 (52.9) | 26 (76.5) | ||
| ≥65 years | 56 (47.1) | 8 (23.5) | ||
| Sex | 1.000 | 1.17 (0.78–1.74) | ||
| Female | 70 (58.8) | 20 (58.8) | ||
| Male | 49 (41.2) | 14 (41.2) | ||
| Arterial hypertension | 79 (66.4) | 16 (47.1) | 0.040 | 0.96 (0.61–1.48) |
| Diabetes mellitus | 55 (46.2) | 8 (23.5) | 0.018 | 1.20 (0.81–1.77) |
| Obesity | 63 (52.9) | 14 (41.2) | 0.226 | 1.55 (1.04–2.31) |
| Previous respiratory disease | 10 (8.4) | 3 (8.8) | 1.000 | 1.22 (0.62–2.41) |
| Nutritional support | 0.025 | 2.57 (1.57–4.20) | ||
| Early | 97 (81.5) | 33 (97.1) | ||
| Delayed | 22 (18.5) | 1 (2.9) |
a
Calculated by Pearson's Chi square or Fishers exact test as appropriate.
b
Multivariate Cox Regression was performed with the variables age, sex, high blood pressure, diabetes, respiratory disease, obesity and nutritional support.