EXHIBIT 4.

Associations Between Changes in Select Food Purchasing Practices and Changes in Dietary Outcomes

Survey Question	Change in HEI-2010 (Dietary Quality)	Change in Total Kcal	Change in Total Fat (percent of total Kcal)	Change in Added Sugars (teaspoons)	Change in SoFAAS✦ (percent of total Kcal)
	Beta	Beta	Beta	Beta	Beta
How often you shop for food	0.002	−0.067	0.004	−0.083	−0.041
Weekly per person expenditures for food	−0.010	0.054	0.001	0.003	0.012
When buying food, how often do you go to:
Convenience stores	−0.011	−0.065	−0.002	0.024	0.032
Neighborhood stores	−0.011	0.010	0.028	−0.010	0.004
Dollar stores	−0.017	−0.006	0.086*	−0.022	−0.031
Discount grocery stores	0.066	0.062	0.014	0.009	−0.041
Supercenters	−0.004	−0.027	0.020	−0.052	−0.040
Wholesale clubs	−0.014	−0.001	0.059	−0.047	−0.004
Specialty grocery stores	−0.033	0.027	0.020	0.012	0.025
Full-service supermarket	−0.013	0.016	−0.028	0.041	−0.025
Meat or seafood markets	−0.018	0.023	0.012	0.027	0.022
Fruit and vegetable stores/farm stands	0.000	0.044	−0.023	−0.020	0.001
Drug stores	−0.024	0.005	−0.041	−0.017	−0.037

source Authors’ calculations.

notes *p < 0.05;

^**p < 0.01;

^***p < 0.001.

^✦SoFAAS = Solid Fats, Alcohol and Added Sugars