| 项目 | 前测 | 后测1 | p-value1 | 后测2 | p-value2 |
| 你一星期会吃几次甜食? |
|
| 0.031 |
| 0.213 |
| 都没有吃(0次) | 78 (7.3%)3 | 80 (7.4%) |
| 77 (7.2%) |
|
| 偶尔会吃(1~2次) | 711 (66.1%) | 755 (70.2%) |
| 738 (68.7%) |
|
| 经常会吃(3~6次) | 220 (20.5%) | 192 (17.9%) |
| 211 (19.6%) |
|
| 每天都吃(至少7次) | 66 (6.1%) | 48 (4.5%) |
| 49 (4.6%) |
|
| 你一星期会喝几次含糖饮料？ |
|
| 0.011 |
| 0.344 |
| 都没有喝(0次) | 205 (19.1%) | 199 (18.5%) |
| 222 (20.7%) |
|
| 偶尔会喝(1~2次) | 698 (64.9%) | 727 (67.6%) |
| 693 (64.5%) |
|
| 经常会喝(3~6次) | 140 (13.0%) | 124 (11.5%) |
| 136 (12.7%) |
|
| 每天都喝(至少7次) | 32 (3.0%) | 25 (2.3%) |
| 24 (2.2%) |
|
| 你每天会喝多少白开水？ |
|
| 0.559 |
| 0.886 |
| 都没有喝(0瓶) | 13 (1.2%) | 7 (0.7%) |
| 10 (0.9%) |
|
| 只喝一点(小于1瓶) | 138 (12.8%) | 126 (11.7%) |
| 130 (12.1%) |
|
| 经常会喝(1~2瓶) | 612 (56.9%) | 634 (59.0%) |
| 624 (58.0%) |
|
| 整天都喝(至少3瓶) | 312 (29.0%) | 308 (28.7%) |
| 311 (28.9%) |
|
| 你为什么会想吃甜食或喝含糖饮料吗？ |
|
| 0.03 |
| <0.001 |
| 午餐没吃饱 | 373 (34.7%) | 383 (35.6%) |
| 347 (32.3%) |
|
| 下课经过店家，就算不饿也会想买 | 161 (15.0%) | 168 (15.6%) |
| 151 (14.0%) |
|
| 看到朋友在吃，觉得好吃 | 273 (25.4%) | 314 (29.2%) |
| 363 (33.8%) |
|
| 其他 | 268 (24.9%) | 210 (19.5%) |
| 214 (19.9%) |
|
| 你通常多久排便一次？ |
|
| 0.108 |
| 0.008 |
| 一星期2次以下 | 227 (21.1%) | 207 (19.3%) |
| 171 (15.9%) |
|
| 一星期3~6次 | 473 (44.0%) | 461 (42.9%) |
| 477 (44.4%) |
|
| 一天1~3次 | 289 (26.9%) | 295 (27.4%) |
| 316 (29.4%) |
|
| 一天3次以上 | 86 (8.0%) | 112 (10.4%) |
| 111 (10.3%) |
|