Table 3.

Summary of primary high-risk clusters’ information of Expanded Program of Immunization (EPI) annual vaccination coverage by type at the district level in Pakistan, 2012–2016.

Type of vaccine	Year	Primary cluster radius (km)	Primary cluster target population	Number of vaccinated children in primary cluster	Vaccination rate/100,000	RR	P value
BCG	2012	123.33	229,703	126,337	54,886.3	0.72	< 0.0001
	2013	0	23,242	1,865	8,029.6	0.11	< 0.0001
	2014	123.33	241,469	115,953	48,051.7	0.65	< 0.0001
	2015	76.77	70,464	13,300	18,887.4	0.27	< 0.0001
	2016	99.71	112,512	43,863	38,904.4	0.54	< 0.0001
OPV3	2012	87.22	165,170	71,099	42,956.9	0.64	< 0.0001
	2013	0	23,242	925	3,982.5	0.6	< 0.0001
	2014	87.22	173,977	55,602	31,980.6	0.49	< 0.0001
	2015	91.38	73,710	10,724	14,558.6	0.23	< 0.0001
	2016	99.71	112,512	24,491	21,722.4	0.35	< 0.0001
Pentavalent 3	2012	87.22	165,170	71,577	43,245.7	0.65	< 0.0001
	2013	0	23,242	1,240	5,338.7	0.8	< 0.0001
	2014	87.22	173,977	56,208	32,329.2	0.5	< 0.0001
	2015	91.38	73,710	10,726	14,561.3	0.24	< 0.0001
	2016	99.71	112,512	24,011	21,296.6	0.34	< 0.0001
Measles 1	2012	199.41	179,754	82,847	45,993.7	0.67	< 0.0001
	2013	153.65	96,704	28,279	29,262.3	0.42	< 0.0001
	2014	180.86	865,089	420,780	48,672.4	0.75	< 0.0001
	2015	195.57	261,951	94,192	35,981.8	0.58	< 0.0001
	2016	191.94	1,454,135	731,131	50,175.4	0.77	< 0.0001