Table 3.

Patient race-specific survival models controlling for the effects of ZCTA poverty and patient age and stage. Bolded indicates significance at 95% confidence.

	Model 3.1: Local Isolation		Model 3.2: LQ
	All Cause	Breast Ca. Specific	All Cause	Breast Ca. Specific
	HR (95% CI)	HR (95% CI)	HR (95% CI)	HR (95% CI)
White Patients (n = 7164)
Black Segregation	0.99 (0.97,1.02)	0.98 (0.95,1.01)	0.86 (0.59,1.24)	0.69 (0.39,1.20)
Hispanic Segregation	1.04‡ (1.00,1.08)	1.04 (0.98,1.09)	1.43‡ (0.96,2.14)	1.47 (0.84,2.57)
Black Patients (n = 940)
Black Segregation	0.91 (0.85,0.98)	0.91 (0.83,1.00)	0.37 (0.14,0.92)	0.35 (0.11,1.11)
Hispanic Segregation	0.98 (0.86,1.11)	0.91 (0.78,1.07)	0.88 (0.21,3.80)	0.49 (0.08,3.07)
Hispanic Patients (n = 252)
Black Segregation	1.12 (0.92,1.35)	1.16 (0.93,1.44)	3.52 (0.24,52.0)	3.70 (0.21,66.4)
Hispanic Segregation	1.02 (0.83,1.25)	1.04 (0.83,1.30)	1.08 (0.16,7.43)	1.20 (0.15,9.58)

^‡indicates p < 0.10.

Note: segregation hazard ratio magnitude cannot be directly compared across isolation and LQ models, due to differences in unit definition.