Clinical characteristics of all patients, COVID-19 positive patients and COVID-19 negative patients
| Clinical characteristics of enrolled patients | All patients (n=94) | PCR-confirmed positive patients (n=32) | Negative cases (n=62) |
| Median age | 60 years | 44.08 years | 64.01 years |
| Sex | F=46 (49%) | F=18 (56%) | F=28 (45%) |
| Cough | 47/94 (50%) | 26/32 (81%) | 21/62 (34%) |
| Runny nose | 11/94 (12%) | 5/32 (16%) | 6/62 (10%) |
| Sore throat | 14/94 (15%) | 10/32 (31%) | 4/62 (6%) |
| Shortness of breath | 59/94 (63%) | 20/32 (63%) | 39/62 (63%) |
| Fever | 45/94 (48%) | 23/32 (72%) | 22/62 (35%) |
| Two or more vaccination doses | 80/94 (85%) | 19/32 (59%) | 36/62 (58%) |
| Discharged back to usual place of residence | 38/94 (40%) | 15/32 (47%) | 23/62 (37%) |
| Elevated white cell count (≥10 x 109/L) | 26/86 (30%) | 4/26 (15%) | 22/60 (37%) |
| C reactive protein (mg/L) | |||
| ≥5 | 34/40 (85%) | 10/11 (91%) | 24/28 (86%) |
| ≥20 | 25/40 (63%) | 6/11 (55%) | 19/29 (66%) |
| ≥100 | 13/40 (33%) | 1/11 (9%) | 12/29 (41%) |