Spatial inequality, characteristics of internal migration, and pulmonary tuberculosis in China, 2011–2017: a spatial analysis

Table 6 Spatial clusters of temporal trends of smear positive PTB in China, 2011–2017

Cluster	Province	Observed cases	Expected cases	Inside time trend	Out time trend	RR	LLR	P-value
Most likely cluster	Fujian, Zhejiang, Jiangxi, Shanghai	273 797	242 928	−3.85	−10.82	1.15	2656.66	< 0.001
Secondary cluster 1	Guizhou	84 996	52 590	−3.87	−10.15	1.64	739.22	< 0.001
Secondary cluster 2	Beijing, Tianjin	24 959	53 147	−2.69	−9.96	0.46	294.26	< 0.001
Secondary cluster 3	Jiangsu	74 598	118 993	−5.89	−10.06	0.61	290.55	< 0.001
Secondary cluster 4	Xinjiang	70 733	37 075	−5.79	−10.03	1.94	281.90	< 0.001
Secondary cluster 5	Ningxia	6108	9814	+ 0.94	−9.93	0.62	157.48	< 0.001
Secondary cluster 6	Tibet	6038	4720	−3.19	−9.92	1.28	62.44	< 0.001
Secondary cluster 7	Hainan, Guangxi	83 704	84 273	−9.33	−9.92	0.99	6.86	< 0.01

‘ + ’ means annual increase trend, ‘−’ means annual decrease trend; PTB pulmonary tuberculosis

ISSN: 2049-9957