Table 2.

Demographic Characteristics of Convalescence Samples, Cohort 1, Grouped by Time of Sample Collection PSO

Parameters	Time of Sample Collection PSO (n = 74)
	<3 mo (n = 9)	3–8 mo (n = 33)	9 mo (n = 32)
Sex, F:M	8:1	23:10	6:26
Age, y, median (range)	59 (48–67)	49 (20–63)	57 (45–78)
Hospitalization status, %
Never hospitalized	66.7	94	97
Hospitalized only for isolation	11	3	3
Hospitalized due to COVID-19 symptoms	22	3	0
Days PSO, mean (SD)	55 (20)	120 (41)	273 (11)

Abbreviations: COVID-19, coronavirus disease 2019; PSO, post symptom onset.