Table 1. Clinical characteristics of the cohort.

Clinical characteristics	Mild	Severe	All
Sex, n (female/male)	(2/2)	(2/2)	(4/4)
Total, n	4	4	8
Median age, years ± SD	39.0 ± 3.9	46.7 ± 8	42.9 ± 7
Days from onset of symptoms to recruitment, median ± SD	1.2 ± 1.3	10.0 ± 1.8	5 ± 4.7
Days from COVID-19 diagnosis to recruitment, median ± SD	3.0 ± 0.7	8.5 ± 2.1	6 ± 3.4
Symptoms, n (%)
Fever	1 (25%)	3 (75%)	4 (50%)
Chills	1 (25%)	2 (50%)	3 (37.5%)
Fever feeling	1 (25%)	2 (50%)	3 (37.5%)
Odynophagia	2 (50%)	1 (25%)	3 (37.5%)
Cough	1 (25%)	4 (100%)	5 (62.5%)
Expectoration	-	-	-
Dyspnea	-	4 (100%)	4 (50%)
Thoraxic pain	1 (25%)	1 (25%)	2 (25%)
Diarrhea	1 (25%)	2 (50%)	3 (37.5%)
Anosmia	1 (25%)	-	1 (12.5%)
Ageusia	1 (25%)	-	1 (12.5%)
Myalgia	1 (25%)	2 (50%)	3 (37.5%)
Headache	2 (50%)	1 (25%)	3 (37.5%)
Treatment
Hospitalization, n (%)	-	4 (100%)	4 (50%)
Intubation, n (%)	-	4 (100%)	4 (50%)
Mechanical ventilation, n (%)	-	4 (100%)	4 (50%)
Samples, n	12	10	22