Annotated receipts capture household food purchases from a broad range of sources

Table 4 Correlations between four-week receipt total costs, with one-, two-, and three- week receipts among 90 households

	Total Four-Week Correlation With:
Food Category	One Week	Two Weeks	Three Weeks
Fruits And Vegetables
Fruit	.75	.89	.95
Vegetables (not potatoes)
Not fried	.76	.89	.96
Fried	.22	.40	.61
Potatoes
Not fried	.56	.80	.93
Fried	.72	.84	.94
Snacks And Sweets
Snacks	.60	.86	.94
Sweets	.80	.85	.94
Entrées and Sides
Prepackaged Entrée
< 500 kcal	.62	.80	.96
> 500 kcal	.23	.78	.94
Eating-out entrée	.78	.91	.96
Side orders	.86	.91	.97
Beverages
Non-caloric beverages	.70	.88	.97
Sugar-sweetened beverages	.74	.88	.92
Fruit/Vegetable juice	.74	.81	.92
Alcoholic beverages	.74	.84	.92
Specialty drinks	.90	.95	.97
TOTAL
Mean	.67	.83	.92
Median	.74	.85	.94

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