| Factor | n (%) |
| Mean age | 57.5 |
| Below 50 years | 30 (33.3%) |
| 51 years and above | 60 (66.7%) |
| Gender |
|
| Male | 54 (60%) |
| Female | 36 (40%) |
| Socioeconomic status |
|
| Employees | 24 (26.7%) |
| Retirees | 48 (53.3%) |
| Other (unemployed, freelance) | 18 (20%) |
| Comorbidities | 60 (66.7%) |
| No COVID-19 symptoms | 90 (100%) |