Table 2.

Estimated Median Household Income and Benefits in 2014 Inflation-Adjusted Dollars^a

Region	No. of Patients (%)	Mean ± SD	95% CI
Centralb	1208 (14)	44,403.0 ± 11,030.1	43,780.4 – 45,025.6
Eastc	1220 (14)	61,267.0 ± 13,158.2	60,527.9 – 62,006.1
North Centrald	1594 (18)	87,412.0 ± 25,297.4	86,169.2 – 88,654.8
North Coastale	1459 (16)	74,795.7 ± 23,441.4	73,591.9 – 75,999.5
North Inland	1842 (21)	76,577.2 ± 26,895.3	75,348.2 – 77,806.2
South	1596 (18)	59,749.4 ± 20,482.0	58,743.8 – 60,755.0
Total	8919	68,759.0 ± 25,533.9	68,229.0 – 69,289.0

Abbreviations: SD, standard deviation; CI, confidence interval of the mean.

^aANOVA: F = 697.37, p < .001 using Tukey Post-Hoc tests.

^bCentral Region significantly different from all other regions

^cEast Region significantly different from all other regions except South

^dNorth Central Region significantly different from all other regions

^eNorth Coastal Region significantly different from all other regions except North Inland