Table 3.

The characteristics of TB incidents in Qinghai, China, 2009–2016

Year	TB incidence inside the cluster (1/100000)						TB incidence outside the cluster (1/100000)						u	P-value
	N 1	Minimum	Q L	Median	Q U	Maximum	N 2	Minimum	Q L	Median	Q U	Maximum
2009	17	129.80	154.28	215.01	265.32	623.13	29	0.00	58.52	76.36	90.52	121.62	5.61	<0.001
2010	15	110.72	160.23	251.38	328.18	524.69	31	3.68	48.88	71.12	92.51	208.15	5.21	<0.001
2011	16	103.18	127.91	203.88	298.01	679.25	30	14.71	51.89	71.77	95.04	194.73	5.10	<0.001
2012	15	148.88	174.96	355.84	431.45	773.49	31	14.46	57.62	83.45	124.70	432.02	4.96	<0.001
2013	21	113.83	149.79	273.93	407.32	696.89	25	14.46	45.49	70.34	87.53	117.72	5.77	<0.001
2014	18	135.87	148.03	281.35	421.50	582.58	28	16.12	47.09	82.27	99.61	140.12	5.63	<0.001
2015	18	142.62	202.73	372.60	641.43	844.60	28	3.45	42.35	77.28	126.45	163.62	5.63	<0.001
2016	16	194.60	314.00	413.62	739.70	1220.47	30	11.35	46.22	82.56	121.06	170.14	5.54	<0.001
2009–2016	21	117.67	141.39	263.79	412.80	736.42	25	12.92	49.21	69.03	95.87	116.00	5.79	<0.001