Table 3.

Agreement between SEER-Medicaid and KCR-KM data on the percent of cancer patients who were eligible for Medicaid and months of Medicaid enrollment, 2007–2011^*

		Agreement on Medicaid eligibility					Agreement on months enrolled
	No.	Ineligible in both files	Eligible in both files	In SEER-Medicaid data only	In KCR-KM data only	Percent agreement	No.	Percent agreement
2007	14 130	79.4	20.4	0.1	0.1	99.8	2885	97.5
2008	14 030	78.5	21.1	0.1	0.2	99.6	2963	98.2
2009	14 024	79.2	20.5	0.1	0.2	99.7	2869	98.1
2010	14 099	77.9	21.6	0.1	0.4	99.5	3050	96.7
2011	14 200	78.3	21.0	0.3	0.4	99.3	2983	98.3

^*KCR-KM = Kentucky Cancer Registry-Kentucky Medicaid; SEER = Surveillance, Epidemiology, and End Results.