Table 1 Participant characteristics overall, and across the four conditions
Categories | Overall (n = 1126) | No kcal labels/value pricing) (n = 277) | No kcal labels/ proportional pricing) (n = 294) | Kcal labels/ value pricing) (n = 270) | Kcal labels/ proportional pricing) (n = 285) |
|---|---|---|---|---|---|
Gender | Â | Â | Â | Â | Â |
 Male | 563 (50%) | 143 (52%) | 147 (50%) | 138 (51%) | 135 (47%) |
 Female | 557 (49%) | 130 (47%) | 146 (50%) | 131 (49%) | 150 (53%) |
 Other | 6 (< 1%) | 4 (1%) | 1 (< 1%) | 1 (< 1%) | 0 (0%) |
Ethnicity | Â | Â | Â | Â | Â |
 White | 969 (86%) | 242 (87%) | 254 (86%) | 223 (83%) | 250 (88%) |
 Non-white | 157 (14%) | 35 (13%) | 40 (14%) | 47 (17%) | 35 (12%) |
Education | Â | Â | Â | Â | Â |
 Less than university educated | 564 (50%) | 141 (51%) | 157 (53%) | 128 (47%) | 138 (48%) |
 University educated | 562 (50%) | 136 (49%) | 137 (47%) | 142 (53%) | 147 (52%) |
Age | Â | Â | Â | Â | Â |
 Mean | 40.21 | 39.97 | 39.26 | 40.32 | 41.34 |
 SD | 13.6 | 13.64 | 13.69 | 12.87 | 14.11 |
 Range | 18–80 | 18–80 | 18–76 | 19–76 | 18–78 |
BMI | Â | Â | Â | Â | Â |
 Mean | 27.00 | 26.95 | 27.04 | 27.39 | 26.65 |
 SD | 6.19 | 6.26 | 6.15 | 6.62 | 5.74 |
 Range | 14.37–59.23 | 14.45–55.56 | 16.02–55.02 | 16.64–59.23 | 14.37–51.96 |
 Missing/ implausible | N = 6 |  N = 3 |  N = 1 |  N = 2 |  N = 0 |