Table 3

Geographically weighted regression summary results

	Min.	Q1	Q2	Q3	Max.	Diff-criterion⁺
Intercept	−51.1452	−25.3470	−14.9626	−5.6791	19.5692	−110.2911
Concentrated disadvantage	−1.0194	0.1835	0.6205	1.0611	4.8453	−89.1893
American Indian and Alaska Native population	−0.8980	−0.0090	0.0150	0.0308	0.2600	−61.4442
Logged population density	−0.6008	−0.0435	0.0578	0.1787	0.4183	−64.8459
% Population over 65	−0.1099	−0.0360	−0.0216	−0.0070	0.0436	−19.2598
% of Adults without insurance	−0.2019	−0.0208	0.0007	0.0148	0.0545	−170.0925
Logged median income	−2.6788	−0.1945	0.5840	1.4915	4.1357	−159.8876
% overcrowded household	−0.6340	−0.0627	−0.0217	0.0064	0.1206	−60.1454
% Households without kitchen	−0.2488	−0.0736	−0.0287	−0.0127	0.0472	−114.3319
% Households without plumbing	−0.1186	−0.0365	0.0384	0.0940	0.2278	−66.1428
% Workers commuting more than 30 min.	−0.0452	−0.0108	−0.0007	0.0148	0.0493	−120.1968
% Households with limited English speaking	−0.1752	−0.0028	0.0199	0.0497	0.0845	−2.9078
Gini coefficient	−6.0546	1.5256	3.2049	5.8544	14.4680	−64.5240

⁺Diff-criterion refers to the χ² test result for the difference between the original GWPR model and the constant model. A negative value suggests spatial variability.