Table 1. Clinical characteristics of 900 respondents who had recovered from COVID-19 infection, based on the presence of symptoms or signs identified during the acute COVID-19 infection.

Characteristics		No symptom (N = 78)	Presence of symptoms (N = 822)	Total (N = 900)	P-value
Days from COVID-19 diagnosis to survey [IQR] (days)		194.0 [191.0;199.0]	196.0 [192.0;200.0]	195.0 [191.0;200.0]	0.027
Days from COVID-19-related symptom onset to diagnosis [IQR] (days)		0.0 [0.0;3.0]	0.0 [0.0;4.0]	0.0 [0.0;4.0]	0.087
Sex					<0.001
	Male	47 (60.3%)	226 (27.5%)	273 (30.3%)
	Female	31 (39.7%)	596 (72.5%)	627 (69.7%)
Age, median [IQR] (years)		24.0 [21.0;36.0]	32.0 [24.0;48.0]	30.5 [24.0;47.0]	<0.001
Age distribution (years)					0.002
	16 – 29	50 (64.1%)	383 (46.6%)	433 (48.1%)
	30 – 39	14 (17.9%)	116 (14.1%)	130 (14.4%)
	40 – 49	10 (12.8%)	139 (16.9%)	149 (16.6%)
	50 – 59	4 (5.1%)	137 (16.7%)	141 (15.7%)
	60 – 70	0 (0.0%)	47 (5.7%)	47 (5.2%)
Age (years)					0.001
	<50	74 (94.9%)	638 (77.6%)	712 (79.1%)
	≥50	4 (5.1%)	184 (22.4%)	188 (20.9%)
Disease severity					<0.001
	Asymptomatic	25 (32.1%)	4 (0.5%)	29 (3.2%)
	Mid	51 (65.4%)	712 (86.6%)	763 (84.8%)
	Moderate	2 (2.6%)	84 (10.2%)	86 (9.6%)
	Severe	0 (0.0%)	17 (2.1%)	17 (1.9%)
	Critical	0 (0.0%)	5 (0.6%)	5 (0.6%)
Disease severity					0.012
	< Moderate	76 (97.4%)	716 (87.1%)	792 (88.0%)
	≥ Moderate	2 (2.6%)	106 (12.9%)	108 (12.0%)
Isolation period [IQR] (days)		28.5 [22.0;37.0]	27.0 [21.0;37.0]	27.0 [21.0;37.0]	0.409
Isolation period					0.479
	<3 weeks	16 (20.5%)	204 (24.8%)	220 (24.4%)
	≥3 weeks	62 (79.5%)	618 (75.2%)	680 (75.6%)
Isolated place					<0.001
	Tertiary hospital	14 (17.9%)	364 (44.3%)	378 (42.0%)
	Therapeutic living center	64 (82.1%)	441 (53.6%)	505 (56.1%)
	Home isolation	0 (0.0%)	17 (2.1%)	17 (1.9%)

COVID-19, coronavirus disease 2019; IQR, interquartile range.