Table 5

Changes in consumption of drinks over 12 months in control clusters (n=14) and intervention clusters (n=15)*. Values are means (SDs) unless stated otherwise

Type of drinkBaseline12 monthsMean change (95% CI)Difference in consumption (95% CI)P value
Total carbonated drinks:
Control clusters1.6 (0.6)1.8 (0.6)0.2 (−0.2 to 0.5)0.7 (0.1 to 1.3)0.4
Intervention clusters1.9 (0.5)1.3 (0.6)−0.6 (−1.0 to −0.1)0.02
Carbonated drinks with sugar:
Control clusters1.1 (0.6)1.2 (0.5)0.0 (−0.3 to 0.4)0.1 (−0.4 to 0.5)0.9
Intervention clusters1.2 (0.3)0.9 (0.6)−0.3 (−0.6 to 0.1)0.2
Diet carbonated drinks:
Control clusters0.4 (0.3)0.6 (0.3)0.1 (−0.1,0.4)0.6 (0.2 to 1.1)0.3
Intervention clusters0.7 (0.3)0.4 (0.2)−0.3 (−0.6 to −0.1)0.7
Carbonated drinks with caffeine:
Control clusters0.7 (0.4)0.6 (0.5)−0.1 (−0.3 to 0.1)−0.0 (−0.4 to 0.3)0.4
Intervention clusters0.8 (0.3)0.6 (0.3)−0.2 (−0.4 to 0.1)0.2
Water:
Control clusters2.9 (0.3)5.1 (2.0)2.2 (0.9 to 3.5)0.3 (−1.3 to 1.9)0.003
Intervention clusters3.1 (1.1)4.3 (2.0)1.1 (0.2 to 2)0.02
  • Cluster sizes are based on maximum number of children within each cluster.

  • * Units are number of glasses over three days (cluster is unit of analysis). All available data have been used in analysis.

  • Based on children with data at baseline and 12 months.

  • Two tailed test.