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Table 3 Proportion of Grocery Store Dollars Spent on Food and Beverage Categories by Income-to-Poverty Ratio

From: Nutrition quality of food purchases varies by household income: the SHoPPER study

  Income-to-Poverty Ratioa Unadjusted p Adjusted p High v. Low Medium v. Low
Low 0- < 1.3 Medium 1.3 - < 3.5 High 3.5+
N = 202 49 78 75     
Total Grocery Dollars Spent/Week 102.9 (84.0) 141.8 (91.5) 162.4 (108.4) .005    
Proportion of Grocery Dollars Spent/Week
 Fruit 0.05 (0.07) 0.07 (0.07) 0.10 (0.09) .003 .27 .24 .98
 Vegetables 0.08 (0.07) 0.09 (0.07) 0.13 (0.08) .001 .06 .19 .60
 Sugar Sweetened Beverages 0.06 (0.06) 0.05 (0.07) 0.02 (0.06) .004 .95 .95 .85
 Sugar Sweetened Beverages/Total Beverages 0.56 (0.34) 0.40 (0.36) 0.22 (0.34) .0001 .68 .38 .59
Packaged Snacks 0.07 (0.09) 0.05 (0.07) 0.05 (0.06) .16 .26 .11 .17
Sweet Baked Items 0.03 (0.04) 0.05 (0.09) 0.04 (0.12) .51 .39 .47 .18
Other Dessert 0.00 (0.01) 0.00 (0.00) 0.00 (0.00) .29 .15 .06 .09
Frozen Dessert 0.03 (0.07) 0.01 (0.03) 0.01 (0.02) .01 .02 .01 .01
Candy 0.05 (0.07) 0.03 (0.06) 0.02 (0.07) .14 .32 .17 .17
  1. NOTE: Of the 2342 receipts collected, 1349 (57%) were from stores and 993 were from eating out or other sources. Only receipts from food stores were included in the analysis of dollars spent
  2. aUnadjusted means and standard deviations
  3. Adjusted = adjusted for marital status, race and education