Table 3.

Univariate analysis among 240 patients with confirmed SARS-CoV-2 infection

Patient characteristics	N (%）	VST (days）	P value
Gender
Female	98 (40.8%)	10 (8.5–13)	0.192
male	142 (59.2%)	10 (7–13)
Age (year)
<1 Y	45 (18.7%)	12 (10–14)	0.000
1-6 Y	124 (51.7%)	10 (9–13)
6-12 Y	52 (21.7%)	8 (6–10)
>12 Y	19 (7.9%)	7 (5–10)
Family cluster infection
Yes	193 (80.4%)	10 (8–13)	0.013
No	47 (19.6%)	10 (6–12)
Vaccination
Yes	59 (24.6%)	8 (6–10)	0.000
No	181 (75.4%)	11 (9–13)
Clinical type
Mild	207 (86.2%)	10 (8–12)	0.031
Moderate	33 (13.8%)	12 (9–14)
Chest CT
Normal	92 (38.3%)	10 (8–12)	0.097
Abnormal	33 (13.7%)	12 (9–14)
Not done	115 (48%)	10 (7–13)
Leucopenia
Yes	96 (40%)	12 (10–14)	0.000
No	144 (60%)	9 (7–11)
Neutropenia
Yes	65 (27.1%)	11 (8–14)	0.023
No	175 (72.9%)	10 (8–12)
Lymphopenia
Yes	160 (66.7%)	11 (9–13)	0.000
No	80 (33.3%)	9 (7–11)

P values were calculated by Mann-Whitney U test or Kruskal-Wallis test.

VST, viral shedding time; Y, years.