| Fever | 1. | Present | 2. | Absent |
| Cough | 1. | Present | 2. | Absent |
| Dyspnoea | 1. | Present | 2. | Absent |
| Altered sense of smell | 1. | Present | 2. | Absent |
| Altered sense of taste | 1. | Present | 2. | Absent |
| Fatigue | 1. | Present | 2. | Absent |
| Sore throat | 1. | Present | 2. | Absent |
| Diarrhoea | 1. | Present | 2. | Absent |
| Nausea | 1. | Present | 2. | Absent |
| Vomitting | 1. | Present | 2. | Absent |
| Anorexia | 1. | Present | 2. | Absent |
| Abdominal Pain | 1. | Present | 2. | Absent |
| Abdominal Bloating | 1. | Present | 2. | Absent |
| Reflux (GERD) | 1. | Present | 2. | Absent |
| Jaundice | 1. | Present | 2. | Absent |
| Headache | 1. | Present | 2. | Absent |
| Confusion | 1. | Present | 2. | Absent |
| Nasal Congestion | 1. | Present | 2. | Absent |
| Conjunctivities | 1. | Present | 2. | Absent |
| Dizziness | 1. | Present | 2. | Absent |
| Chest Pain | 1. | Present | 2. | Absent |
| Others: | ||||
| Pneumonia | 1. | Present | 2. | Absent |
| Severe Pneumonia | 1. | Present | 2. | Absent |
| Sepsis | 1. | Present | 2. | Absent |
| Septic Shock | 1. | Present | 2. | Absent |
| Muliorgan failure | 1. | Present | 2. | Absent |