Table 1 Demographic characteristics of participants by experimental group
Total (n = 594) % (n) | Caloriea (n = 151) % (n) | Priceb (n = 143) % (n) | Calorie + pricec (n = 150) % (n) | Controld (n = 150) % (n) | p-valuee | |
|---|---|---|---|---|---|---|
Age (years) | ||||||
16–25 | 24.8 (147) | 19.9 (30) | 31.5 (45) | 21.3 (32) | 26.7 (40) | 0.08 |
26–40 | 19.4 (115) | 14.6 (22) | 20.3 (29) | 22.0 (33) | 20.7 (31) | |
41–60 | 41.8 (248) | 46.4 (70) | 35.7 (51) | 41.3 (62) | 43.3 (65) | |
≥ 61 | 14.1 (84) | 19.2 (29) | 12.6 (18) | 15.3 (23) | 9.3 (14) | |
Sex | ||||||
Male | 40.6 (241) | 37.7 (57) | 37.8 (54) | 46.0 (69) | 40.7 (61) | 0.42 |
Female | 59.4 (353) | 62.3 (94) | 62.2 (89) | 54.0 (81) | 59.3 (89) | |
Ethnicity | ||||||
Hispanic/Latino | 3.4 (20) | 1.3 (2) | 5.7 (8) | 4.0 (6) | 2.7 (4) | 0.21 |
Not Hispanic/Latino | 96.6 (567) | 98.7 (148) | 94.3 (133) | 96.0 (144) | 97.3 (142) | |
Education levelf | ||||||
High school | 25.3 (150) | 29.1 (44) | 23.1 (33) | 20.7 (31) | 28.2 (42) | 0.54 |
graduate or less | 38.8 (230) | 39.1 (59) | 41.3 (59) | 40.0 (60) | 34.9 (52) | |
Some college | 35.9 (213) | 31.8 (48) | 35.7 (51) | 39.3 (59) | 36.9 (55) | |
College graduate or higher | ||||||
Body weightg | ||||||
Normal weight | 42.6 (249) | 43.2 (64) | 45.1 (64) | 40.1 (59) | 41.9 (62) | 0.83 |
Overweight | 27.9 (163) | 27.0 (40) | 26.1 (37) | 32.7 (48) | 25.7 (38) | |
Obese | 29.6 (173) | 29.7 (44) | 28.9 (41) | 27.2 (40) | 32.4 (48) |