Table 4.

Regression Coefficients of Primary Care, Specialty Care, and Income Inequity on Standardized Mortality, US States 1980–1995

	Age-Standardized Deaths per 100,000 Population from All Causes
	1985 Mortality/1980 Predictors		1990 Mortality/1985 Predictors		1995 Mortality/1990 Predictors
Intercept	431.84	381.90	319.50	315.12	306.26	239.75
	[176.77]	[196.22]	[155.22]	[166.73]	[166.36]	[175.06]
Robin Hood Index	16.95	18.38	18.29
	[5.83]		[4.91]		[5.08]
	(2.91^‡)		(3.75^‡)		(3.60^‡)
Gini Coefficient		1339.85		1341.01		1447.93
		[467.46]		[382.73]		[380.79]
		(2.87^‡)		(3.50^‡)		(3.80^‡)
Primary Care	−40.16	−39.87	−33.53	−34.28	−29.58	−25.19
	[13.18)	[13.24]	[12.22]	[12.38)	[11.76]	[11.91]
	(−3.05^‡)	(−3.01^‡)	(−2.75^‡)	(−2.77^†)	(−2.52^†)	(−2.12^†)
Specialty Care	17.76	17.31	15.08	15.20	10.94	8.14
	[6.69]	[6.72]	[6.37]	[6.46]	[6.12]	[6.20]
	(2.66^‡)	(2.58^‡)	(2.37^†)	(2.35^†)	(1.79^*)	(1.31)
R²	.34	.34	.36	.34	.37	.39
Adjusted R²	.30	.30	.32	.30	.33	.35
F Ratio	7.96^‡	7.86^‡	8.72^‡	8.01^‡	9.15^‡	9.76^‡

Parameter estimates on top, standard errors in brackets, t values in parentheses.
* P < .1
† P < .05
‡ P < .01
n = 50