Randomized trial evaluating the effectiveness of within versus across-category front-of-package lower-calorie labelling on food demand

Table 6 Regression coefficients for total baskets with moderator hunger (N = 291)

Outcome	Prop. of labeled products	kCal/Dollar	Total Dollar Spent	Total kCal	kCal / Serving
α (Within-category arm relative to Control)	−0.01	12.94	0.60	724.36	7.33
95% CI	−0.06; 0.05	−30.38; 56.27	−0.60; 1.81	− 1474.54; 2922.26	−7.16; 21.82
β_A (Across-category arm relative to Within-category arm)	−0.03	4.83	0.33	484.62	5.90
95% CI	−0.11; 0.06	−48.97; 58.63	−1.22; 1.87	− 2241.02; 3210.26	−23.57; 9.05
β₂ (Hungry relative to non-hungry participants in Within-category arm)	0.07	−7.29	−0.99	− 457.03	− 7.05
95% CI	−0.03; 0.17	−88.48; 73.90	−3.62; 1.64	− 4606.39; 3692.33	− 32.84; 18.73
β₃ (Hungry in Across-category arm relative to Within-category arm)	− 0.02	− 3.74	− 0.47	− 591.96	1.28
95% CI	− 0.13; 0.10	−76.97; 69.49	− 2.55; 1.60	− 4339.16; 3155.23	− 24.50; 27.05
β₂ + β₃ (Hungry relative to non-hungry participants in Across-category arm)	0.050	− 11.030	− 1.460	− 1048.99	−5.78
95% CI	−0.04; 0.16	−92.51; 70.46	− 4.11; 1.18	− 5212.06; 3114.08	−31.73; 20.18

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