Table 3. Geographic disparity of county-specific relative risk of PCP availability and socioeconomic deprivation on three breast cancer indicators by SEER areas, presented by RR.

		Early-stage incidence
		PCP availability			Socioeconomic deprivation
Area	N†	Range	Mean	Variance	Range	Mean	Variance
San Francisco	5	1.01–1.08	1.03	0.0008	0.90–1.00	0.96	0.0014
Connecticut	8	0.98–1.06	1.02	0.0006	0.95–1.13	1.02	0.0050
Atlanta	5	0.99–1.08	1.02	0.0013	0.95–1.23	1.08	0.0104
Hawaii	5	0.99–1.15	1.04	0.0042	0.82–1.35	1.14	0.0380
Iowa	99	0.98–1.05	1.00	0.0002	0.80–1.27	1.01	0.0083
Detroit	3	1.00–1.03	1.02	0.0003	0.92–1.13	1.02	0.0110
New Mexico	33	0.93–1.09	1.00	0.0005	0.48–2.62	0.96	0.1191
Utah	29	0.97–1.17	1.01	0.0012	0.71–1.81	1.01	0.0435
Seattle	13	0.99–1.05	1.01	0.0004	0.93–1.20	1.01	0.0044

^†N = number of counties; PCP = primary care physicians.