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

Mobley, Lee R; Kuo, Tzy-Mey (May); Driscoll, David; Clayton, Laurel; Anselin, Luc

doi:10.1186/1476-072X-7-32

International Journal of Health Geographics

Table 3 Sample statistics for person-level variables

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

	CA	CT	GA	IA	KY	LA	MI	NM	NJ	UT	WA	Range
Sample size	N = 70061	N = 19194	N = 8604	N = 17731	N = 15692	N = 13434	N = 20980	N = 6524	N = 30634	N = 7192	N = 14539
Proportion with mammogram	0.59	0.66	0.61	0.63	0.54	0.54	0.64	0.52	0.58	0.61	0.64	0.52–0.66
Individual disability	0.062	0.047	0.062	0.044	0.084	0.066	0.061	0.061	0.056	0.043	0.050	.043–.084
	0.241	0.211	0.240	0.206	0.278	0.249	0.239	0.239	0.229	0.202	0.219
Changed ZIP code	0.036	0.023	0.035	0.016	0.029	0.027	0.023	0.029	0.036	0.030	0.032	.016–.036
	0.187	0.149	0.183	0.126	0.167	0.162	0.148	0.168	0.185	0.170	0.176
Months dual eligibility	5.773	2.534	3.116	2.056	4.143	5.106	2.097	3.829	2.648	1.282	2.260	1.28–5.77
	10.131	7.108	7.816	6.495	8.852	9.603	6.619	8.575	7.337	5.220	6.816
Miles to closest facility	1.944	1.754	2.774	5.524	3.233	5.312	1.827	6.537	1.815	4.372	3.006	1.75–6.5
	3.944	2.552	3.484	7.058	4.804	7.664	2.191	13.607	2.802	8.743	4.911
Age	76.538	77.107	76.116	77.095	75.909	75.947	76.544	75.704	76.752	75.840	76.505	75.8–77.1
	7.210	7.167	7.161	7.403	7.144	7.121	6.982	7.100	7.116	6.987	7.188
Asian	0.069	0.005	0.004	0.001	0.001	0.002	0.005	0.002	0.007	0.006	0.021	.001–.069
	0.253	0.072	0.062	0.033	0.037	0.046	0.074	0.049	0.086	0.079	0.144
African American	0.049	0.044	0.212	0.009	0.053	0.211	0.169	0.012	0.086	0.003	0.018	.003–.21
	0.215	0.206	0.409	0.095	0.225	0.408	0.375	0.107	0.280	0.058	0.133
Hispanic	0.041	0.008	0.003	0.001	0.000	0.003	0.002	0.074	0.018	0.006	0.002	.000–.074
	0.198	0.088	0.053	0.033	0.014	0.055	0.047	0.262	0.132	0.078	0.046
Native American	0.003	0.001	0.000	0.001	0.000	0.001	0.000	0.033	0.000	0.003	0.006	.000–.033
	0.057	0.025	0.015	0.030	0.011	0.030	0.015	0.179	0.020	0.051	0.075
Other races or ethnicities	0.031	0.005	0.004	0.002	0.001	0.002	0.005	0.008	0.008	0.008	0.016	.001–.031
	0.173	0.068	0.064	0.041	0.038	0.050	0.073	0.086	0.087	0.088	0.127
Diagnosed other cancer	0.027	0.049	0.033	0.054	0.015	0.014	0.047	0.033	0.017	0.039	0.047	.014–.054
	0.163	0.215	0.179	0.226	0.123	0.117	0.211	0.179	0.129	0.194	0.212
Diagnosed breast cancer	0.325	0.422	0.362	0.414	0.197	0.201	0.415	0.364	0.215	0.392	0.460	.197–.46
	0.468	0.494	0.481	0.493	0.398	0.401	0.493	0.481	0.411	0.488	0.498
Flu shot	0.544	0.589	0.617	0.517	0.577	0.613	0.598	0.503	0.597	0.667	0.599	.503–.667
	0.498	0.492	0.486	0.500	0.494	0.487	0.490	0.500	0.490	0.471	0.490

Note: Sample means are provided on the first row for each variable, followed by sample standard deviations (SD) on the second row. Standard errors (SE) can be calculated using the sample size n from the first row, where SE = SD divided by square root of n.

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ISSN: 1476-072X

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