Table 2.
Demographics and baseline characteristics of patients with severe COVID-19 and ARDS.
| Characteristics | Total (n = 46) | Non-survival (n = 18) | Survival (n = 28) | t/χ2/Z | P-value |
|---|---|---|---|---|---|
| Age (years) | 68.5 (60.3–79.3) | 76.0 (60.3–81.3) | 68.0 (58.3–76.3) | 0.957 | 0.339 |
| Male sex | 31 (67.4) | 13 (72.2) | 18 (64.3) | 0.314 | 0.575 |
| Comorbidities | |||||
| Hypertension | 23 (50.0) | 11 (61.1) | 12 (42.9) | 1.460 | 0.227 |
| Diabetes | 8 (17.4) | 3 (16.7) | 5 (17.9) | 0.010 | 0.917 |
| Cardiovascular disease | 11 (23.9) | 5 (27.8) | 6 (21.4) | 0.243 | 0.662 |
| Cerebrovascular disease | 9 (19.6) | 3 (16.7) | 6 (21.4) | 0.158 | 0.691 |
| COPD | 2 (4.3) | 1 (5.6) | 1 (3.6) | 0.104 | 0.747 |
| CKD | 2 (4.3) | 1 (5.6) | 1 (3.6) | 1.104 | 0.747 |
| Chronic liver disease | 1 (2.2) | 1 (5.6) | 0 (0) | 1.590 | 0.207 |
| Malignancy | 4 (8.7) | 1 (5.6) | 3 (10.7) | 0.367 | 0.545 |
| Onset of illness (days) | |||||
| To hospital admission | 10.7 ± 6.2 | 11.7 ± 7.3 | 10.1 ± 5.5 | 0.984 | 0.327 |
| To dyspnea | 9.9 ± 6.7 | 8.1 ± 8.0 | 11.1 ± 5.6 | 0.270 | 0.606 |
| To ARDS | 14.8 ± 10.2 | 14.8 ± 11.3 | 14.8 ± 9.8 | 0.789 | 0.379 |
| To ICU admission | 14.9 ± 8.9 | 14.9 ± 11.0 | 14.8 ± 7.6 | 2.271 | 0.103 |
Data presented as median (interquartile range), n (%), and mean ± standard deviation.
ARDS: Acute respiratory distress syndrome; CKD: Chronic kidney disease; COPD: Chronic obstructive pulmonary disease; COVID-19: Coronavirus disease 2019; ICU: Intensive care unit.