Table 2.

County-level White Infant Mortality Rates Regressed on Appalachian/non-Appalachian status, Urbanization Level, White Poverty Rates, and Non-federal Active Physicians per 1,000 population

	Model 1		Model 2
	1976-1980	1996-2000	1976-1980	1996-2000
Number of counties used	1037	1060	1037	1060
Intercept	12.211^***	5.541^***	12.272^***	5.370^***
Appalachian	0.761^***	0.100
Sub-regions
Northern Appalachia			0.922^***	0.092
North Central Appalachia			1.188^**	0.498
Central Appalachia			0.306	−0.248
South Central Appalachia			0.775^*	0.375
Southern Appalachia			0.335	0.169
Urbanization	0.241	0.493^***	0.252	0.477^***
Small Metro	0.345	0.719^***	0.309	0.692^***
Smaller Urban	−0.492	0.780^*	−0.491	0.786^*
Rural	−0.492	0.780^*	−0.491	0.786^*
White Poverty	0.190^***	0.100^***	0.199^***	0.105^***
Number of physicians per 1,000 residents	0.196^**	−0.053^**	0.181^**	−0.054^*
Percent of White Population	−0.028^***	−0.006	−0.029^***	−0.005
R²	0.215	0.184	0.220	0.176
Adjusted R²	0.210	0.179	0.211	0.167
F statistics	40.31^***	33.99^***	26.23^***	22.19^***

Notes: P < .05,

^**

P < .01,

^***

P < .001