Table 3. Correlation of the percentage of households in a county connected to public sewers with different demographic or economic factors by state.

Demographic or economic variable	State	Correlation of variable with % of households by county connected to public sewers (Pearson correlation coefficient)	Significance (q-value)
Median age	MN	-0.43	<0.01
	MI	-0.41	0.01
Median income	MN	0.44	<0.01
	FL	0.48	<0.01
	CA	0.49	<0.01
Percent one race and American Indian and Alaska Native	CA	-0.50	<0.01
Percent one race and Asian	MN	0.58	<0.001
	MI	0.51	<0.001
	NY	0.55	<0.001
	CA	0.56	<0.001
	FL	0.53	<0.001
Percent one race and Black or African American	MN	0.62	<0.001
	MI	0.59	<0.001
	NY	0.55	<0.001
	IA	0.38	<0.01
	CA	0.46	0.02
Percent one race and White	MI	-0.57	<0.001
	CA	-0.54	<0.001
	NY	-0.51	<0.01
	IA	-0.35	0.03
Percent uninsured (health insurance)	MI	-0.38	0.03

Only correlations that are significant (q-value ≤ 0.05) are shown. Data are from the 2012 EPA Clean Watersheds Needs Survey.