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Table 3 Summary of diet quality score outcomes according to study group

From: Changes in diet quality during a 12 month weight loss randomised controlled trial

 

IW

I

C

 

p-value§

n = 67

n = 41

n = 49**

Diet Quality Tracker scores

mean

s.d

mean

s.d

mean

s.d

p-value

Time

Group

time*group

 Baseline

19

4

19

4

19

5

0.902

0.000

0.233

0.034

 3 months

22a,y

5

21y

4

19a

4

0.007

 12 months

20z

4

20

3

20

4

0.791

p-value

0.000

0.002

0.196

    

a priori diet quality scores

 Baseline

83

12

83

14

82

14

0.861

0.000

0.027

0.001

 3 months

96b,y

10

91y

13

87b,y

12

0.001

 12 months

91c,y,z

11

90y

12

84c

12

0.006

p-value

0.000

0.000

0.023

 
  1. **n = 47 at 3 months
  2. §2-way RMANOVA
  3. 1-way ANOVA
  4. 1-way RMANOVA
  5. a-c significant differences between groups
  6. y significant differences within groups from baseline
  7. z significant differences within groups from 3 months
  8. p-values in bold indicate statistically significant values