Heterogeneity in mammography use across the nation: separating evidence of disparities from the disproportionate effects of geography

Table 1 Counts of women by sample category and age group in states

State	Total Number of Sample Women	Women in SEER Registry with Cancer Diagnosis	Women in 5% Medicare Sample, No Cancer Diagnosis	Women in Both SEER Registry and 5% Medicare Sample	Prop. Age 65–72	Prop. Age 73–80	Prop. Age 81 and Up
CA	70061	22773	47288	1141	0.34	0.33	0.33
CT	19194	8092	11102	417	0.30	0.38	0.31
GA*	8604	3117	5487	162	0.36	0.36	0.27
IA	17731	7343	10388	392	0.32	0.36	0.32
KY	15692	3092	12600	152	0.38	0.36	0.26
LA	13434	2705	10729	140	0.37	0.37	0.26
MI*	20980	8703	12277	425	0.33	0.39	0.28
NM	6524	2376	4148	124	0.32	0.39	0.29
NJ	30634	6600	24034	367	0.39	0.36	0.25
UT	7192	2820	4372	128	0.38	0.37	0.25
WA*	14539	6681	7858	357	0.34	0.37	0.29

* Only partial states are included in the analysis due to partial state coverage by the SEER registry.

ISSN: 1476-072X