Skip to main content

Table 3 Tracking and odds ratio of being in the highest tertile by intervention and control

From: Tracking of fruit, vegetables and unhealthy snacks consumption from childhood to adulthood (15 year period): does exposure to a free school fruit programme modify the observed tracking?

  Tracking**  
Intervention Control
Tracking coefficient 95% CI Tracking coefficient 95% CI p-value for interaction*
Fruit: Times/week
 Baseline-follow-up 5 0.33 0.28, 0.39 0.33 0.29, 0.37 0.874
 Follow-up 1 -follow-up 5 0.36 0.29, 0.43 0.39 0.34, 0.43 0.609
 Follow-up 2 -follow-up 5 0.39 0.29, 0.49 0.37 0.31, 0.44 0.822
Vegetables: Times/week
 Baseline-follow-up 5 0.36 0.32, 0.40 0.37 0.32, 0.43 0.603
 Follow-up 1 -follow-up 5 0.34 0.29, 0.38 0.39 0.32, 0.46 0.161
 Follow-up 2 -follow-up 5 0.35 0.28, 0.42 0.48 0.38, 0.59 0.035
Unhealthy snacks: Times/week
 Baseline-follow-up 5 0.44 0.40, 0.48 0.40 0.33, 0.47 0.322
 Follow-up 1 -follow-up 5 0.46 0.39, 0.53 0.38 0.33, 0.42 0.036
 Follow-up 2 -follow-up 5 0.34 0.23, 0.44 0.38 0.32, 0.43 0.511
Fruit: Portions/day
 Baseline-follow-up 5 0.33 0.27, 0.39 0.18 0.15, 0.21 < 0.001
 Follow-up 1 -follow-up 5 0.29 0.23, 0.35 0.19 0.15, 0.24 0.013
 Follow-up 2 -follow-up 5 0.33 0.23, 0.43 0.26 0.18, 0.33 0.231
Vegetables: Portions/day
 Baseline-follow-up 5 0.13 0.10, 0.17 0.16 0.10, 0.22 0.493
 Follow-up 1 -follow-up 5 0.17 0.19, 0.23 0.30 0.21, 0.38 0.013
 Follow-up 2 -follow-up 5 0.27 0.18, 0.37 0.24 0.08, 0.38 0.662
Longitudinal prediction of being in the highest tertile of intake*** OR 95% CI OR 95% CI p-value for interaction*
Fruit: Times/week
 From baseline 2.50 1.90, 3.30 2.70 2.24, 3.27 0.650
 From follow-up 1 2.31 1.65, 3.23 3.32 2.67, 4.14 0.074
 From follow-up 2 2.71 1.70, 4.32 2.56 1.84, 3.58 0.533
Fruit: Portions/day
 From baseline 3.15 2.34, 4.23 2.65 2.13, 3.28 0.347
 From follow-up 1 3.10 2.20, 4,33 2.15 1.61, 2.87 0.110
 From follow-up 2 2.00 1.20, 3.32 2.61 1.76, 4.09 0.436
Snacks: Times/week
 From baseline 4.18 3.11, 5.62 4.81 3.93, 5.88 0.608
 From follow-up 1 4.76 3.38, 6.70 4.46 3.51, 5.68 0.762
 From follow-up 2 2.67 1.55, 4.60 5.90 4.12, 8.44 0.017
Vegetables: Times/week
 From baseline 3.08 2.32, 4.11 2.47 2.03, 3.01 0.209
 From follow-up 1 3.23 2.32, 4.48 3.01 2.40, 3.79 0.740
 From follow-up 2 3.84 2.34, 6.28 2.94 2.08, 4.16 0.389
Vegetables: Portions/day
 From baseline 1.82 1.37, 2.41 1.78 1.47, 2.17 0.941
 From follow-up 1 2.41 1.69, 3.43 1.69 1.30, 2.19 0.112
 From follow-up 2 1.75 1.09, 2.80 2.24 1.54, 3.26 0.418
  1. All analysis was adjusted for sex and parental education
  2. *interaction < 0.1 is considered significant
  3. **Performed by Mixed Models
  4. ***Performed by GEE