Table 2. Characteristics and yield of household vs. school contacts among index cases.

A) School contact investigations
	School Type	School Contacts	FemaleGender	Age < 15 years	Positive TB Screen	Sputum Collected	GeneXpert Positive
IC 1	Primary	736	367	709	55	37	0
IC2, IC5	Primary^	461	269	448	33	17	0
IC 3	Primary	229	132	205	32	24	0
IC 4	Primary	244	127	232	15	13	0
IC 6	Secondary	119	72	0	0	0	0
IC 7	Primary	226	98	160	42	41	0
Total N		2015	1065	1754	177	132	0
%			53	87	9	75*	0
B) Household contact investigations
	Home vs. facility screen	Household Contacts	FemaleGender	Age < 15 years	Positive TB Screen	Sputum Collected	GeneXpert Positive
IC 1	Facility	4	2	3	3	3	1
IC 2	Home	7	4	4	2	4	0
IC 3	Facility	5	2	2	0	1	0
IC 4	Home	6	3	1	5	2	0
IC 5	Facility	3	2	1	3	0	0
IC 6	Facility	7	6	0	7	5	0
IC 7	Home	8	6	4	4	4	0
Total N		40	25	15	24	19	1
%			63	38	60	79*	5

* percentage denominator equals total with positive TB symptom screens

^ denotes index cases that attended the same school