Univariate and multivariate logistic regression analyses with poststratification weights applied
| Univariate OR | P value | Multivariate OR | P value | |
| Age | 1.015 (1.001 to 1.029) | 0.036 | 1.006 (0.986 to 1.026) | 0.584 |
| Male gender | 4.975 (3.332 to 7.426) | <0.0001 | 9.951 (6.025 to 16.435) | <0.0001 |
| COVID-19 duration | 1.000 (0.991 to 1.009) | 0.962 | – | – |
| Had COVID-19 during the first wave | 1.537 (0.944 to 2.502) | 0.084 | 1.126 (0.523 to 2.426) | 0.762 |
| Had cough | 1.397 (1.003 to 1.945) | 0.048 | 1.090 (0.677 to 1.755) | 0.723 |
| Had dyspnoea | 1.786 (1.272 to 2.506) | 0.001 | 1.627 (0.922 to 2.870) | 0.093 |
| Had myalgia | 0.944 (0.665 to 1.341) | 0.749 | – | – |
| Had arthralgia | 0.822 (0.587 to 1.151) | 0.254 | – | – |
| Had anosmia | 0.842 (0.593 to 1.195) | 0.336 | – | – |
| Intensity of COVID-19 treatment setting | 1.727 (1.344 to 2.218) | <0.0001 | 1.548 (0.937 to 2.58) | 0.088 |
| Treated with analgesics/NSAIDs | 1.182 (0.828 to 1.686) | 0.357 | 0.983 (0.592 to 1.631) | 0.947 |
| Treated with LMWH | 2.180 (1.472 to 3.229) | <0.0001 | 1.897 (0.944 to 3.812) | 0.072 |
| Treated with HCQ | 1.969 (1.088 to 3.562) | 0.025 | 1.313 (0.464 to 3.713) | 0.607 |
| Treated with supplemental oxygen | 2.531 (1.514 to 4.229) | <0.0001 | 0.482 (0.181 to 1.283) | 0.144 |
| Pre-existent arthritis | 0.664 (0.273 to 1.614) | 0.366 | – | – |
| Pre-existent anxiety | 1.314 (0.858 to 2.013) | – | – | |
| Pre-existent depression | 1.255 (0.642 to 2.452) | 0.507 | – | – |
| Pre-existent high blood pressure | 3.061 (1.964 to 4.770) | <0.0001 | 1.511 (0.781 to 2.925) | 0.220 |
| Pre-existent diabetes | 0.849 (0.219 to 3.290) | 0.813 | – | – |
| Pre-existent pulmonary disease | 1.164 (0.634 to 1.164) | 0.624 | – | – |
| Pre-existent obesity | 41.192 (18.003 to 98.879) | <0.0001 | 82.823 (32.192 to 213.084) | <0.0001 |
P values <0.05 are highlighted in bold.
HCQ, hydroxychloroquine; LMWH, low-molecular-weight heparin; NSAIDs, Nonsteroidal anti-inflammatory drugs.