Table 3.
Dietary behaviors by body image perception among normal weight high school students
| Under-estimation | Correct estimation | Over-estimation | Total | P-value | |
|---|---|---|---|---|---|
| (n = 5,990) | (n = 9,387) | (n = 4,887) | (n = 20,264) | ||
| mean ± SE | |||||
| Frequency of eating breakfast | 4.40 ± 0.04a | 4.39 ± 0.03a | 4.27 ± 0.04b | 4.36 ± 0.03 | <0.01 |
| Frequency of eating lunch | 5.98 ± 0.03 | 6.03 ± 0.02 | 6.06 ± 0.03 | 6.02 ± 0.02 | 0.193 |
| Frequency of eating dinner | 5.98 ± 0.03a | 5.86 ± 0.02b | 5.70 ± 0.03c | 5.86 ± 0.18 | <0.001 |
| weighted % ± SE | |||||
| Frequency of eating vegetables during the past 7 days | |||||
| None | 3.7 ± 0.2 | 3.3 ± 0.2 | 4.3 ± 0.3 | 3.7 ± 0.1 | <0.05 |
| 1–2 times | 16.7 ± 0.5 | 17.1 ± 0.4 | 17.7 ± 0.5 | 17.1 ± 0.3 | |
| 3–4 times | 26.0 ± 0.6 | 24.4 ± 0.4 | 25.6 ± 0.6 | 25.2 ± 0.3 | |
| 5–6 times | 14.2 ± 0.4 | 14.9 ± 0.4 | 14.0 ± 0.5 | 14.5 ± 0.3 | |
| ≥1 time per day | 39.4 ± 0.6 | 40.2 ± 0.6 | 38.4 ± 0.7 | 39.6 ± 0.4 | |
| Frequency of eating fruits during the past 7 days | |||||
| None | 8.2 ± 0.4 | 8.0 ± 0.3 | 8.3 ± 0.4 | 8.1 ± 0.2 | 0.293 |
| 1–2 times | 33.5 ± 0.7 | 31.6 ± 0.5 | 32.9 ± 0.7 | 32.5 ± 0.4 | |
| 3–4 times | 29.4 ± 0.6 | 30.2 ± 0.5 | 29.6 ± 0.6 | 29.8 ± 0.3 | |
| 5–6 times | 10.4 ± 0.4 | 11.1 ± 0.3 | 11.2 ± 0.4 | 10.9 ± 0.2 | |
| ≥1 time per day | 18.6 ± 0.6 | 19.0 ± 0.5 | 18.0 ± 0.6 | 18.7 ± 0.4 | |
| Frequency of milk consumption during the past 7 days | |||||
| None | 17.5 ± 0.6 | 19.3 ± 0.5 | 23.7 ± 0.6 | 19.8 ± 0.4 | <0.001 |
| 1–2 times | 24.1 ± 0.6 | 26.8 ± 0.6 | 29.0 ± 0.7 | 26.5 ± 0.4 | |
| 3–4 times | 21.3 ± 0.6 | 21.0 ± 0.4 | 20.5 ± 0.6 | 21.0 ± 0.3 | |
| 5–6 times | 14.2 ± 0.6 | 12.4 ± 0.4 | 11.3 ± 0.5 | 12.7 ± 0.3 | |
| ≥1 time per day | 23.0 ± 0.6 | 20.6 ± 0.6 | 15.5 ± 0.6 | 20.1 ± 0.5 | |
| Frequency of soda consumption during the past 7 days | |||||
| None | 21.0 ± 0.6 | 25.9 ± 0.6 | 28.6 ± 0.7 | 25.0 ± 0.5 | <0.001 |
| 1–2 times | 48.1 ± 0.6 | 49.5 ± 0.5 | 51.0 ± 0.7 | 49.4 ± 0.4 | |
| 3–4 times | 20.7 ± 0.5 | 17.8 ± 0.5 | 14.7 ± 0.5 | 17.9 ± 0.4 | |
| 5–6 times | 5.5 ± 0.3 | 3.7 ± 0.2 | 3.1 ± 0.3 | 4.1 ± 0.2 | |
| ≥1 time per day | 4.7 ± 0.3 | 3.2 ± 0.2 | 2.5 ± 0.2 | 3.5 ± 0.2 | |
| Frequency of fast-food consumption during the past 7 days | |||||
| None | 20.8 ± 0.5 | 22.2 ± 0.4 | 22.3 ± 0.6 | 21.8 ± 0.3 | <0.01 |
| 1–2 times | 61.3 ± 0.6 | 61.5 ± 0.5 | 61.6 ± 0.7 | 61.5 ± 0.4 | |
| 3–4 times | 13.9 ± 0.4 | 13.5 ± 0.4 | 13.5 ± 0.5 | 13.6 ± 0.3 | |
| 5–6 times | 2.5 ± 0.2 | 1.8 ± 0.1 | 1.6 ± 0.2 | 2.0 ± 0.1 | |
| ≥1 time per day | 1.5 ± 0.2 | 1.0 ± 0.1 | 1.0 ± 0.1 | 1.1 ± 0.1 | |
Different letters in superscript indicate significant differences in mean values