Table 1. Change in Student Dietary Behavior and School Perceptions From Time 1 (Grade 6) to Time 2 (Grade 7), Victoria, Australia, 2013–2014.
| Variable (Potential Range for Each Variable) | No. of Responses | Time 1: Grade 6, Mean (SD) [95% CI] | Time 2: Grade 7, Mean (SD) [95% CI] | Time 1 to Time 2 Difference |
|
|---|---|---|---|---|---|
| Mean (SD) [95% CI] | P a | ||||
| Score for daily intake of non-core food (range, 0–33) | 242 | 5.0 (4.2) [4.4 to 5.5] | 3.8 (2.3) [3.5 to 4.1] | −1.2 (4.0) [−1.7 to −0.7] | <.001 |
| Score for daily intake of sugar-sweetened beverages (range, 0–11) | 235 | 2.0 (1.5) [1.8 to 2.2] | 1.7 (1.2) [1.5 to 1.8] | −0.3 (1.5) [−0.5 to −0.1] | <.001 |
| Usual daily frequency of fruit consumption (5-point scale of 1 = don’t eat to 5 = >5 servings) | 242 | 3.2 (0.8) [3.1 to 3.3] | 3.1 (0.8) [3.0 to 3.2] | −0.1 (1.2) [−0.2 to 0] | .20 |
| Usual school-day (recess, lunch, after school) fruit consumption (range, 0–6) | 242 | 1.2 (1.1) [1.0 to 1.3] | 0.9 (0.9) [0.8 to 1.1] | −0.2 (1.2) [−0.4 to −0.1] | .003 |
| Usual daily frequency of vegetable consumption (5-point scale of 1 = don’t eat to 5 = >5 servings) | 243 | 3.2 (0.8) [3.1 to 3.4] | 3.2 (0.8) [3.1 to 3.3] | −0.1 (0.8) [−0.2 to 0] | .22 |
| Usual school-day (recess, lunch, after school) vegetable consumption (range, 0–3) | 243 | 0.4 (0.7) [0.3 to 0.5] | 0.3 (0.5) [0.2 to 0.3] | −0.2 (0.9) [−0.3 to −0.1] | <.001 |
| Frequency of fruit/vegetable classroom breaks (5-point scale from 1 = never to 5 = every day) | 242 | 3.0 (1.8) [2.8 to 3.2] | 1.5 (1.1) [1.4 to 1.6] | −1.5 (2.0) [−1.8 to −1.3] | <.001 |
| Rating of canteen choices (3-point scale from 1= mostly unhealthy to 3 = mostly healthy) | 204 | 1.7 (0.6) [1.7 to 1.8] | 1.7 (0.6) [1.6 to 1.8] | −0.1 (0.7) [−0.2 to 0] | .14 |
| School encourages healthy eating choices (4-point scale from 1 = not at all to 4 = a lot) | 240 | 2.1 (0.9) [2.0 to 2.3] | 1.7 (0.9) [1.6 to 1.9] | −0.4 (1.1) [−0.5 to −0.3] | <.001 |
| Teachers as healthy eating role models (5-point scale from 1 = very poor to 5 = very good) | 241 | 3.8 (1.0) [3.7 to 4.0] | 3.6 (0.9) [3.5 to 3.8] | −0.2 (1.1) [−0.3 to −0.1] | .006 |
| Frequency of buying snack food from shop after school (5-point scale from 1 = never to 5 = every day) | 243 | 1.9 (1.0) [1.8 to 2.1] | 1.9 (1.0) [1.8 to 2.1] | 0 (1.1) [−0.1 to 0.2] | .86 |
Abbreviations: CI, confidence interval; SD, standard deviation.
a
Determined by using paired t test of means for difference between time 1 and time 2.