Table 2.
Observed means, standard deviations (SD), medians and interquartile range (IQR) for fruit and vegetable (FV) intake (portions/day and times/week) and consumption of unhealthy snacks (times/week) at all surveys
| Year | 2001 | 2002 | 2005 | 2009 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mean | SD | median | IQR | Mean | SD | Median | IQR | mean | SD | median | IQR | mean | SD | Median | IQR | |
| FV all day (portions/day) | 2.2 | 2.2 | 1.5 | 0.0 - 3.0 | 2.5 | 2.3 | 2.0 | 1.0 -3.8 | 2.7 | 2.2 | 2.3 | 1.0 - 4.0 | 2.3 | 2.0 | 2.0 | 1.0 - 3.5 |
| Intervention | 2.6 | 2.7 | 2.0 | 1.0 - 3.5 | 1.9 | 1.8 | 1.5 | 0.50 - 3.0 | 2.5 | 2.9 | 2.0 | 0.0 - 4.0 | 2.1 | 1.9 | 2.0 | 1.0 - 3.0 |
| Control | ||||||||||||||||
| Usual FV intake (times/week) | ||||||||||||||||
| Intervention | 14 | 7.4 | 14 | 8.0 - 18 | 15 | 6.9 | 16 | 10 - 19 | 15 | 7.2 | 15 | 11 - 21 | 13 | 7.4 | 13 | 7.0 - 17 |
| Control | 15 | 6.5 | 15 | 10 - 19 | 14 | 6.6 | 13 | 8.5 - 19 | 14 | 7.6 | 14 | 9.0 - 19 | 13 | 7.1 | 11 | 7.5 - 17 |
| Consumption of unhealthy snacks (times/week) | ||||||||||||||||
| Lower parental education | ||||||||||||||||
| Intervention | 7.5 | 4.3 | 6.0 | 3.0 - 9.3 | 6.1 | 3.5 | 5.3 | 3.1- 8.0 | 6.2 | 5.7 | 5.0 | 3.0 - 8.0 | 5.0 | 3.5 | 4.0 | 2.5 - 6.6 |
| Control | 6.0 | 3.2 | 5.0 | 4.0 - 8.3 | 6.2 | 3.7 | 6.0 | 6.0 - 7.5 | 6.4 | 4.7 | 5.0 | 3.0 - 8.8 | 6.1 | 4.7 | 5.0 | 2.7 - 8.0 |
| Higher parental education | ||||||||||||||||
| Intervention | 5.6 | 2.9 | 5.0 | 4.0 - 5.0 | 5.5 | 3.2 | 5.0 | 3.5 - 7.0 | 5.0 | 3.3 | 4.0 | 2.6 - 6.5 | 4.5 | 3.5 | 4.3 | 2.1 - 6.0 |
| Control | 6.7 | 5.1 | 5.0 | 3.0 - 5.0 | 6.7 | 5.1 | 5.0 | 3.0 - 84 | 5.9 | 4.2 | 4.5 | 3.0 - 7.4 | 4.6 | 3.5 | 4.0 | 2.0 - 6.0 |