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Table 3 Results of repeated-measures ANOVAs measuring the change in phenylalanine in groups across time-points

From: Improving phenylalanine and micronutrients status of children with phenylketonuria: a pilot randomized study

 

Educational group (mean ± SD)

Food items group (mean ± SD)

p-value*

(a)

Baseline

8.77 ± 3.91

12.20 ± 7.87

0.23

10-week follow-up

4.90 ± 2.82

7.96 ± 6.68

0.18

6-month follow-up

5.06 ± 1.85

9.27 ± 5.42

0.02

12-month follow-up

4.81 ± 2.34

7.21 ± 3.14

0.02

24-month follow-up

5.33 ± 1.92

7.48 ± 3.09

0.03

p value**

P < 0.001

0.002

 
 

F statistics

p-value

(b)

Group

4.68

0.036

Time

3.93

0.026

Group × time

1.339

0.268

  1. *ANCOVA Adjusted for the effect of residential area
  2. **Paired t-test: change in phenylalanine from bassline to 24-follow-up