Table 3. Comparison of the fit of four regression models.

Model	R-squared	Adjusted R-squared	BIC
Model 1: all county-level predictors	0.287	0.102	647.5
Model 2: all individual-level predictors	0.275	0.055	657.3
Model 3: all predictors	0.628	0.338	672.5
Model 4: best fit model	0.176	0.141	606.6

BIC, Bayesian Information Criterion.