Table 1.
Characterization of hospitalized patients with COVID-19 according to disease severity
| Moderate cases (n = 267) | Severe cases (n = 229) | p value | |
|---|---|---|---|
| Sex | 0.52 | ||
| Male (n, %) | 156 (58.4) | 141 (61.6) | |
| Female (n, %) | 111 (41.6) | 88 (38.4) | |
| Age (years), median (IQR) | 51 (41–63) | 54 (44–65) | 0.109 |
| Comorbidities | |||
| Systemic arterial hypertension (n, %) | 113 (42.3) | 118 (51.5) | 0.047 |
| Diabetes mellitus (n, %) | 60 (22.5) | 78 (34.1) | 0.005 |
| Obesity (n, %) | 53 (19.9) | 64 (27.9) | 0.044 |
| History of tobacco use (n, %) | 58 (21.7) | 56 (24.5) | 0.521 |
| Chronic kidney disease (n, %) | 3 (1.1) | 11 (4.8) | 0.026 |
| COPD (n, %) | 9 (3.4) | 8 (3.5) | 1 |
| Asthma (n, %) | 8 (3.0) | 6 (2.6) | 1 |
| Length of hospital stay, median (IQR) | 4 (3–6) | 11 (6–20) | < 0.0001 |
| Time from symptom onset to hospitalization, median (IQR) | 9 (6–11) | 9 (6–11) | 0.987 |
| Outcome | < 0.0001 | ||
| Recovery (n, %) | 267 (100.0) | 159 (69.4) | |
| Death (n, %) | – | 70 (30.6) | |
COPD: chronic obstructive pulmonary disease; IQR: interquartile range. Significant values (p < 0.05) are highlighted in bold