Mild and Asymptomatic Coronavirus Disease in Children, Adolescents, and Household Contacts and Prolonged Viral Excretion

Table 8

Viral excretion of SARS-CoV-2: duration of positivity in days based on quantitative reverse transcription-polymerase chain reaction.

Measure	Mean (days)	Median (days)	SD	CV	Q1	Q3	Min	Max	n	CI
Adults	12.6	9	8.2	66%	7	14	6	45	38	2.6
Children	17	17	6.2	37%	14	20	6	34	73	1.4

Mann–Whitney test. SD, standard deviation; CV, coefficient of variation; Q1, Q3, interquartile intervals; Min/Max, minimum and maximum values; n, number of cases; CI, confidence interval.