Table 2. Significant spatial clusters of TB in Zimbabwe based on maximum reported cluster size from 2015–2018.

Year	Cluster #	District	Radius	# of Locations	LLR	Pvalue	Observed	Expected	RR
	1	Seke	0	1	904.05	0.001	1075	210	5.29
	2	Sanyati	0	1	771.97	0.001	1024	223	4.74
	3	Chiredzi	102	2	687.02	0.001	2295	970	2.50
	4	Lupane	82	2	269.10	0.001	968	418	2.37
	5	Matobo	76	3	175.84	0.001	1135	621	1.87
2015	6	Gweru	89	4	159.26	0.001	2147	1443	1.53
	7	Umguza	45	2	131.78	0.001	2137	1491	1.47
	8	Mazowe	58	3	67.12	0.001	1766	1335	1.35
	9	Mutare	63	2	40.85	0.001	1165	888	1.33
	10	Masvingo	0	1	17.57	0.001	766	615	1.25
	11	Mt Darwin	0	1	3.76	0.02	494	436	1.14
	12	Marondera	0	1	2	0.01	410	371	1.10
	1	Mhondoro-Ngezi	112	8	620.61	0.001	4434	2579	1.86
	2	Lupane	82	2	405.73	0.001	1143	435	2.70
	3	Beitbridge	117	3	380.88	0.001	1822	899	2.10
2016	4	Mutare	0	1	132.36	0.001	767	403	1.93
	5	Bulima	102	5	100.36	0.001	2800	2144	1.34
	6	Mt Darwin	0	1	15.37	0.001	580	458	1.27
	7	Hurungwe	92	2	13.75	0.001	1207	1037	1.17
	8	Chipinge	125	5	6.62	0.001	2496	2326	1.08
	2	Kwekwe	120	9	714.10	0.001	4561	2569	1.94
	3	Beitbridge	117	3	305.04	0.001	1649	852	2.00
	4	Seke	0	1	267.41	0.001	626	212	3.00
2017	5	Hwange	150	3	70.46	0.001	931	618	1.53
	6	Hurungwe	92	2	50.08	0.001	1316	992	1.34
	7	Mutare	0	1	34.13	0.001	554	383	1.46
	8	Mt Darwin	0	1	33.94	0.001	617	436	1.43
	9	Insiza	90	5	24.28	0.001	2546	2225	1.16
	1	Mhondoro-Ngezi	90	6	1254.75	0.001	4415	1953	2.49
	2	Bulilima	231	14	665.80	0.001	6961	4559	1.69
2018	3	Mwenezi	90	2	127.49	0.001	1099	656	1.70
	4	Mutare	0	1	111.54	0.001	774	432	1.81
	5	Mt Darwin	0	1	24.45	0.001	653	492	1.34
	6	Bikita	0	1	18.12	0.001	494	373	1.33

RR: Relative risk, LLR: likelihood ratio.