Table 1.
Sociodemographic data and medical history
| Mild n = 44 |
Moderate n = 42 |
Severe n = 24 |
P-value | |
|---|---|---|---|---|
| Mean age in years (± SD) | 55.45 (± 8.76) | 56.13 (± 10.30) | 61.48 (± 11.92) | 0.110 |
| Mean education level (1–3) (± SD) | 2.77 (± 0.42) | 2.63 (± 0.59) | 2.52 (± 0.59) | 0.192 |
| Gender (% men) | 65.91 | 63.15 | 73.91 | 0.420 |
| Handedness (% right handed) | 97.70 | 92.90 | 95.80 | 0.553 |
| Mean days of hospitalization (± SD) | – | 11.38 (± 12.60) | 40.52 (± 32.72) | – |
| Diabetes (%) | 2.30 | 10.50 | 21.70 | 0.075 |
| Smoking (%) | 13.60 | 2.60 | 4.30 | 0.138 |
| History of respiratory disorders (%) | 13.50 | 10.50 | 26.10 | 0.242 |
| History of cardiovascular disorders (%) | 13.60 | 15.80 | 21.70 | 0.691 |
| History of neurological disorders (%) | 0 | 0 | 0 | 1 |
| History of psychiatric disorders (%) | 4.5a | 0a | 4.30a | 0.416 |
| History of cancer (%) | 0 | 0 | 0 | 1 |
| History of severe immunosuppression (%) | 0 | 0 | 0 | 1 |
| History of developmental disorders (%) | 0 | 0 | 0 | 1 |
| Chronic kidney disease (%) | 0 | 0 | 8.3 | 0.026* |
| Sleep apnoea syndrome (%) | 9.10 | 10.50 | 30.40 | 0.043* |
Statistical analysis performed: Kruskal–Wallis or chi2.
SD, standard deviation.
a
Treated depression more than 10 years prior to COVID-19.