Table 3.

Detection of SARS-CoV-2 among close contacts in households.

Number of contacts in household	Number of households	Positive contacts	Negative contacts	Untested contacts
1	39/78(50%)	15/39(38%)	12/39(31%)	12/39(31%)
2	15/78(19%)	15/30(50%)	6/30(20%)	9/30(30%)
3	12/78(15%)	11/36(31%)	13/36(36%)	12/36(33%)
4	11/78(14%)	5/44(11%)	24/44(55%)	15/44(34%)
5	0	0	0	0
6	1/78(1%)	1/6(17%)	2/6(33%)	3/6(50%)

Legend: 85 households were enrolled and 7 households with no close contacts were not excluded from analysis in this table. Data are n/N (%), where N is the total number of households or close contacts with available data. SARS-CoV-2, 2019 severe acute respiratory syndrome coronavirus 2.