Table 1.

Enrollment, immunization status, and exemption statistics, California kindergarteners, for school years 2012–13 through 2015–16.

	2012–13	2013–14	2014–15	2015–16
Total kindergarten enrollment	525,536	530,530	531,940	547,520
Schools, N
Kindergarteners by Immunization Status (N)
Up-to-Date	474,871	478,701	481,256	508,693
Conditional admission	35,471	34,430	36,417	24,201
Personal Belief Exemption (PBE)	14,294	16,416	13,257	12,763
Permanent Medical Exemption (PME)	900	983	1010	916
Overdue, can be excluded	-	-	-	947
Kindergarteners by immunization status (%)	100.00%	100.00%	100.00%	100.00%
Up-to-Date	90.36%	90.23%	90.47%	92.91%
Conditional admission	6.75%	6.49%	6.85%	4.42%
Personal Belief Exemption (PBE)	2.72%	3.09%	2.49%	2.33%
Permanent Medical Exemption (PME)	0.17%	0.19%	0.19%	0.17%
Overdue, subject to exclusion				0.17%
Personal belief exemptions by type (% of all PBEs)
Prior to AB2109 implementation	100.0%	100.0%
Health care provider counseled			65.1%	76.7%
Religious			20.2%	23.3%
Pre-January 2014			14.7%	0.0%
Change in PBE rate from 2013 to 2014
Low PBE rate in 2013–2014
Public Schools			0.23%	0.23%
Private schools			1.43%	1.03%
Middle PBE rate in 2013–2014
Public schools			−0.27%	−0.36%
Private schools			0.24%	0.23%
High PBE rate in 2013–2014
Public schools			−2.22%	−2.72%
Private schools			−2.24%	−3.21%

Source: California Department of Public Health, Kindergarten Immunization Assessment, 2012–13 through 2015–2016. Notes: Dataset includes kindergarten students from all school enrolling at least 10 kindergarteners. California Assembly Bill 2109 (AB2109) requiring a healthcare provider signature or religious exemption for a personal belief exemption went into effect January 1, 2014.