Baseline demographics
| Total number of patients, n | 38 |
| Age, years, mean ± SD | 63 ± 16 |
| Men, % (n) Women, % (n), (1 pregnant) | 66 (25) 34 (13) |
| Smoking history, % (n): non-smokers ex-smokers smokers | 76 (29) 21 (13) 3 (1) |
| Body mass index, % (n): normal (<25 kg/m2) overweight (25–30 kg/m2) obese (>30 kg/m2) | 24 (9) 26 (10) 50 (19) |
| Charlson Comorbidity Index score, % (n): 0 1 2 3 4 5 6 | 19 (7) 8 (3) 29 (11) 29 (11) 5 (2) 5 (2) 5 (2) |
| ISARIC 4C mortality score at admission, % (n): low: 0–3 intermediate: 4–8 high: 9–14 very high: >15 | 0 (0) 40 (15) 47 (18) 13 (5) |
| RT-PCR swab positive, % (n) | 94.7 (36) |
| Clinical SARS-CoV-2 (symptoms + radiological features suggestive SARS-CoV-2 + positive contact + lymphopenia), % (n) | 5.3 (2) |
ISARIC = International Severe Acute Respiratory Infection Consortium; RT-PCR = real-time reverse transcriptase polymerase chain reaction.