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Table 3 Intervention effect on change in fruit and vegetables (g/day) between baseline and follow up

From: Evaluation of the impact of a school gardening intervention on children’s fruit and vegetable intake: a randomised controlled trial

Food RHS-led (n = 312) Teacher-led intervention (n = 329) Intervention effect
Mean (g) SE 95% CI Mean (g) SE 95% CI Mean diff (g) SE 95% CI P- value
Unadjusted           
Change in fruit (g) −33 11.8 −56, −10 −6 11.5 −28, 16 −27 16.4 −59, 6 0.1
Change in vegetables (g) 2 9.0 −15, 20 16 8.6 −1, 32 −13 12.4 −38, 11 0.3
Change in combined fruit and vegetables (g) −32 14.5 −60, −3 8 14.0 −19, 36 −40 20.2 −80, 1 0.05
Change in fruit (g) School only −36 12.9 −63, −9 −21 9.1 −40, −3 −15 15.8 −48, 18 0.3
Change in fruit (g) Home only 1 7.7 −15, 17 18 11.4 −5, 42 −17 13.8 −45, 11 0.2
Change in vegetables (g) School only −11 7.4 −26, 4 −2 6.4 −15, 12 −9 9.9 −29, 11 0.3
Change in vegetables (g) Home only 7 4.8 −3, 17 18 6.3 5, 31 −11 8.0 −27, 5 0.1
Change in combined fruit & vegetable consumption (g) School only −47 16.3 −81, 13 −22 8.6 −40, 4 −25 18.4 −63, 13 0.2
Change in combined fruit & vegetable consumption (g) Home only 8 9.4 −11, 28 34 16 0, 68 26 18.7 −12, 65 0.1
Adjusted for IMDS a , Ethnicity, Age & Gender           
Change in fruit (g) −8 30.8 −69, 52 −20 29.0 −36, 77 −28 16.4 −60, 3 0.08
Change in vegetables (g) 16 19.6 −11, 38 29 18.2 −6, 66 −13 12.8 −39, 11 0.2
Change in combined fruit and vegetables (g) 1 39.4 −75, 78 41 36.7 −27, 116 −40 22.8 −88, 1 0.06
Change in fruit (g) School only −25 10.1 −46, −5 −12 14.2 −41, 17 −13 13.4 −41, 14 0.3
Change in fruit (g) Home only −32 15.8 −65, 0 −13 14.1 −42, 16 −19 14.8 −50, 40 0.2
Change in vegetables (g) School only −8 9.6 −28, 12 −1 5.9 −12, 12 −7 9.6 −26, 12 0.4
Change in vegetables (g) Home only 12 11.2 −11, 36 23 11.0 1, 46 −11 8.7 −29, 7 0.2
Change in combined fruit & vegetable consumption (g) School only −25 10.8 −48, −3 −4 16.0 −37, 29 −21 15.8 −54, 11 0.2
Change in combined fruit & vegetable consumption (g) Home only −19 20.8 −62, 24 9 20.4 −33, 52 −28 20.7 −71, 14 0.2
  1. Multi-level robust cluster regression analysis used to test significant difference between the two groups.
  2. aIMDS: index of multiple deprivation score.