Table 2.

Unadjusted mean Healthy Eating Index 2015 total and component scores of food-at-home purchases of households participating in the National Household Food Acquisition and Purchase Survey 2012–2013, overall and according to household characteristics (n = 3961).

HEI-2015 a Total and Component Scores (Maximum Score)	Mean (SE b)	p
All households
Total score (100)	54.7 (0.4)
Total fruits (5)	2.8 (0.1)
Whole fruits (5)	2.9 (0.0)
Total vegetables (5)	1.9 (0.1)
Greens and beans (5)	2.5 (0.1)
Whole grains (10)	2.8 (0.1)
Dairy (10)	5.3 (0.1)
Total protein foods (5)	3.6 (0.0)
Seafood and plant proteins (5)	2.4 (0.1)
Fatty acids ratio (10)	5.0 (0.1)
Refined grains (10)	6.7 (0.1)
Sodium (10)	6.8 (0.1)
Added sugars (10)	5.7 (0.1)
Saturated fats (10)	6.2 (0.1)
Total HEI-2015 score by race/ethnicity		<0.001
Non-Hispanic White, ref. c	54.9 (0.5)
Non-Hispanic Black	51.5 (1.3)	0.008
Hispanic	54.1 (0.7)	0.366
Other race (non-Hispanic)	58.1 (1.1)	0.020
Total HEI-2015 score by food security status		<0.001
Food secure household, ref.	55.4 (0.4)
Food insecure household	50.1 (0.6)	<0.001
Total HEI-2015 score by SNAP d-participation		<0.001
Household not participating in SNAP, ref.	55.5 (0.4)
SNAP-household	49.1 (0.5)	<0.001
Total HEI-2015 score by weight-status		<0.001
None obese in household, ref.	56.2 (0.5)
≥1 obese e person in household	52.8 (0.6)	<0.001
Total HEI-2015 score by family income to poverty ratio		<0.001
≥350%, ref.	57.1 (0.6)
130–349%	53.8 (0.6)	<0.001
<130%	50.7 (0.7)	<0.001

^a Healthy Eating Index2015 for grocery purchases for food at home; ^b standard error; ^c reference group; ^d Supplemental Nutrition Assistance Program; ^e body mass index (BMI) ≥ 30 kg/m². Means and p-values calculated using unadjusted linear regression. Missing values: race of primary respondent (n = 4), SNAP participation (n = 1).