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Table 4 Comparison of self-reported dietary outcomes between intervention and control groups

From: Effects of a home-based intervention on diet and physical activity behaviours for rural adults with or at risk of metabolic syndrome: a randomised controlled trial

Outcome

Intervention group (n = 151)

p valuea

Control group (n = 159)

p valueb

p valuec

p valued

 

Baseline

Post

Baseline

Post

 

Mean (SD)

Mean (SD)

Mean (SD)

Mean (SD)

Fibre intake score

23.3 (4.2)

24.9 (4.1)

<0.001

23.4 (4.0)

23.6 (3.8)

0.313

0.852

0.004

Fat avoidance score

12.8 (3.8)

13.3 (3.8)

0.016

12.8 (3.8)

12.8 (4.0)

0.743

0.933

0.234

Fat intake score

30.9 (4.0)

32.3 (4.0)

<0.001

30.4 (3.8)

30.8 (3.4)

0.082

0.194

<0.001

Fruit intake (serves/day)e

1.5 (1.3)

2.0 (1.4)

<0.001

1.5 (1.2)

1.4 (1.1)

0.378

0.619

0.001

Vegetable intake (serves/day)e

3.0 (2.3)

3.4 (1.9)

<0.001

2.5 (2.2)

3.0 (2.3)

0.570

0.277

<0.001

  1. a Paired t-test (Wilcoxon signed-rank test) between baseline and post-test for the intervention group
  2. b Paired t-test (Wilcoxon signed-rank test) between baseline and post-test for the control group
  3. c Independent t-test (Mann-Whitney U test) between intervention and control group at baseline
  4. d Independent t-test (Mann-Whitney U test) between intervention and control group at post-test
  5. eNon-parametric tests applied