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Table 3 Swap acceptance rate and accepted swap mean energy density reduction (difference between base product and swap product) by food category

From: Offering within-category food swaps to reduce energy density of food purchases: a study using an experimental online supermarket

Category (N swaps) % Accepted Mean ED reduction kJ/100 g (s.d.)
Crisps Snacks & Nuts (478) 19 % * 240 (96)
Pasta Rice & Noodles (269) 36 % *** 195 (214)
Cooked & Continental Meats (226) 31 % ** 325 (183)
Biscuits (191) 18 % 263 (160)
Tins Cans & Packets (187) 19 % 148 (78)
Dairy Eggs & Cheese (140) 27 % 291 (176)
Chocolate & Sweets (114) 25 % 207 (173)
Fresh Poultry (114) 6 % *** 249 (59)
Fresh Meat (91) 14 % * 292 (77)
Chilled Desserts (79) 19 % 190 (132)
Bread (58) 31 % 154 (48)
Other (339) 25 % 291 (236)
  1. Significance calculated from standardized Pearson Residuals. *: p < 0.05, **: p < 0.01, ***: p < 0.001