Demographic, clinical and medical history factors considered at baseline (ICU intensive care unit; MAP mean arterial pressure)
| Overall dataset | |
| Number of patients | 392 |
| Age, median (IQR) | 71 years (22 years) |
| Gender: male:female ratio | 65:35 |
| Median time to hospitalisation following disease onset (IQR) days | 5 (8) |
| Initial symptoms (%) | |
| Fever | 223 (57) |
| Cough | 240 (61) |
| Dyspnoea | 245 (65) |
| Fatigue | 127 (37) |
| Muscle ache | 53 (16) |
| Comorbidities | |
| Cardiovascular disease | 108 (28%) |
| Chronic respiratory disease (inc asthma) | 110 (28%) |
| Chronic renal disease | 45 (12%) |
| Chronic liver disease | 14 (2%) |
| Obesity | 34 (10%) |
| Diabetes | 95 (24%) |
| Dementia | 49 (13%) |
| Current smoker | 24 (7%) |
| Presenting clinical features | |
| Requirement for supplemental O2 | 125 (37%) |
| Oxygen saturation <90% | 59 (17%) |
| Respiratory rate >24 | 109 (30%) |
| Temperature ≥38°C | 168 (45%) |
| MAP <70 mm Hg | 30 (8%) |
| Outcomes | |
| Acute Respiratory Distress Syndrome | 47 (17%) |
| Non-invasive ventilation | 25 (9%) |
| Need for ICU care | 31 (12%) |
| Invasive ventilation | 14 (5%) |
| Death | 110 (27%) |