Table 2.

Outcome of the Multivariable Fractional Regression Model, Adjusting for All the Listed Covariates

	CHANGE IN COUNTY DISABILITY PER UNIT INCREASE IN COVARIATE	p	95% CI
Eye care provider/100,000	−0.0111%	<0.001	−0.0150% to −0.00719%
Rurality	0.0815%	<0.001	0.0636% to 0.0993%
Population size/10,000	0.00102%	0.013	0.000213% to 0.00184%
Per capita income/$10,000	−0.453%	<0.001	−0.524% to −0.383%
Diabetes prevalence	0.0740%	<0.001	0.0616% to 0.0865%
Proportion of population eligible for Medicare	5.24%	<0.001	4.51% to 6.56%