Demographics and admission factors of patients attending follow-up (n=110)
| Characteristic | Mild (n=27) | Moderate (n=65) | Severe (n=18) |
| Demographics | |||
| Age (18+), years | 47 (32–61) | 57 (48–67) | 62 (54–71) |
| BAME | 5 (19%) | 15 (23%) | 3 (19%) |
| Male | 13 (48%) | 44 (68%) | 11 (61%) |
| BMI (mean) | 31.2 | 32.5 | 32.5 |
| Comorbidities | |||
| T1DM | 1 (3.7%) | 1 (1.5%) | 1 (5.6%) |
| T2DM | 2 (7.4%) | 12 (18%) | 2 (11%) |
| Heart disease | 6 (22%) | 11 (17%) | 3 (17%) |
| Chronic lung disease | 4 (15%) | 16 (25%) | 8 (44%) |
| Severe liver disease | 0 (0%) | 1 (1.5%) | 0 (0%) |
| Severe kidney disease | 1 (3.7%) | 4 (6.2%) | 2 (11%) |
| Hypertension | 4 (15%) | 16 (25%) | 7 (39%) |
| HIV | 0 (0%) | 0 (0%) | 1 (5.6%) |
| Laboratory testing | |||
| SARS-CoV-2 PCR+ve (as inpatient) | 21 (78%) | 50 (77%) | 10 (56%) |
| SARS-CoV-2 IgG+ve (Abbott/Roche) (at follow-up) | 18 (67%) | 56 (86%) | 15 (83%) |
| SARS-CoV-2 PCR–ve (as inpatient) and SARS-CoV-2 IgG–ve (at follow-up) | 3 (11%) | 6 (9%) | 2 (11%) |
| Outcomes | |||
| Admission NEWS score (IQR) | 2 (1–3) | 4 (2–6) | 5 (4–8) |
| Radiographic severity score on admission chest radiograph | 0 (0–2) | 3 (1.75–4) | 3 (1.25–6) |
| Invasive or non-invasive ventilation required | 0 (0%) | 0 (0%) | 16 (89%) |
| Supplementary oxygen required | 0 (0%) | 65 (100%) | 18 (100%) |
| Hospital length of stay, days | 2 (1–4) | 5 (2–8) | 10 (7–17) |
BAME, Black, Asian and minority ethnic; BMI, body mass index; NEWS, National Early Warning Score; T1DM, type 1 diabetes mellitus; T2DM, type 2 diabetes mellitus.