Table 2.

Ratio of mammography capacity^a to population, percentage of mammography machines that were digital, and percentage of counties with no machines, by state, 2009

State	Women age ≥40 in state n	Mammography machines, total n	Ratio of mammography capacity to population	Digital machines % total	Counties total n	Counties with no machines, n
Alabama	1,176,528	182	0.93	49.5	67	13
Alaska	140,231	41	1.75	46.3	27	13
Arizona	1,483,090	228	0.92	57.0	15	1
Arkansas	708,169	121	1.03	37.2	75	27
California	8,216,521	1,153	0.84	48.8	58	4
Colorado	1,131,576	174	0.92	57.5	64	24
Connecticut	922,806	175	1.14	77.1	8	0
Delaware	226,121	39	1.03	79.5	3	0
District of Columbia	139,335	31	1.33	54.8	1	0
Florida	4,909,256	706	0.86	59.1	67	12
Georgia	2,207,221	380	1.03	46.3	159	54
Hawaii	315,686	54	1.03	46.3	5	1
Idaho	337,673	58	1.03	55.2	44	21
Illinois	3,054,825	542	1.06	48.7	102	20
Indiana	1,544,152	266	1.03	62.8	92	14
Iowa	749,565	165	1.32	50.3	99	12
Kansas	663,398	144	1.30	44.4	105	40
Kentucky	1,069,830	213	1.19	45.5	120	36
Louisiana	1,068,133	191	1.07	63.9	64	20
Maine	368,684	71	1.16	71.8	16	1
Maryland	1,430,231	186	0.78	54.8	24	0
Massachusetts	1,704,729	280	0.99	75.4	14	0
Michigan	2,511,989	442	1.06	51.8	83	6
Minnesota	1,265,852	254	1.20	53.9	87	15
Mississippi	699,601	116	0.99	39.7	82	32
Missouri	1,488,323	256	1.03	51.2	115	49
Montana	245,333	48	1.17	72.9	56	26
Nebraska	422,397	100	1.42	48.0	93	41
Nevada	577,862	84	0.87	40.5	17	7
New Hampshire	348,651	61	1.05	73.8	10	0
New Jersey	2,234,204	312	0.84	63.1	21	0
New Mexico	472,167	66	0.84	39.4	33	7
New York	4,953,347	782	0.95	60.1	62	1
North Carolina	2,278,237	332	0.87	59.6	100	14
North Dakota	154,521	55	2.14	32.7	53	29
Ohio	2,938,639	554	1.13	33.8	88	5
Oklahoma	873,491	140	0.96	58.6	77	29
Oregon	941,112	141	0.90	63.8	36	4
Pennsylvania	3,354,948	537	0.96	52.1	67	3
Rhode Island	276,735	57	1.24	66.7	5	0
South Carolina	1,143,013	175	0.92	62.9	46	5
South Dakota	195,378	57	1.75	47.4	66	39
Tennessee	1,566,259	260	1.00	50.0	95	19
Texas	5,197,900	776	0.90	62.1	254	126
Utah	488,381	67	0.82	53.7	29	8
Vermont	167,611	26	0.93	80.8	14	2
Virginia	1,908,689	309	0.97	61.5	134	60
Washington	1,577,522	219	0.83	64.8	39	6
West Virginia	486,822	90	1.11	37.8	55	13
Wisconsin	1,398,103	353	1.51	45.0	72	7
Wyoming	124,265	29	1.40	31.0	23	4
US total	73,859,112	12,098	0.98	54.3	3,141	870

^aRatio of capacity to population = 6000

^*Number of machines/number of women 40 years of age or older