Skip to main content

Table 3 Test-retest reliability and mean values for Test 1 and Test 2 for the 12 scores

From: Reliability and relative validity of a child nutrition questionnaire to simultaneously assess dietary patterns associated with positive energy balance and food behaviours, attitudes, knowledge and environments associated with healthy eating

Score Intraclass correlation 95% confidence interval Mean scores
    Test 1 Test 2
Intake     
Noncore food 0.47** 0.31–0.60 3.5 3.1
Sweetened beverages 0.59** 0.46–0.70 1.8 1.5*
Sweetened beverages – diet soft drink 0.63** 0.50–0.72 1.6 1.4
Water 0.57** 0.44–0.68 3.0 3.3**
Fruit 0.66** 0.55–0.75 5.4 5.3
Vegetables 0.66** 0.55–0.75 4.5 4.3
Healthy behaviour     
Healthy behaviour 0.64** 0.51–0.75 15.1 14.9
Attitude     
Fruit 0.50** 0.36–0.62 21.1 20.9
Vegetable 0.62** 0.50–0.72 15.1 15.1
Environment     
Fruit & vegetable 0.59** 0.45–0.69 18.9 18.3
Knowledge     
Fruit 0.16* -0.01–0.32 3.8 3.6
Vegetables 0.36** 0.20–0.49 4.0 3.8
  1. *Correlation/difference in means significant at the 0.05 level
  2. **Correlation/difference in means significant at the 0.001 level