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Table 2 Relative change scores (%) at the various time points for all intervention arms (n = 207)

From: Year-round effects of a four-week randomized controlled trial using different types of feedback on employees’ physical activity

  

Post

Post3m

Post6m

Post1y

Group effect*

PAL (METS)

MIG

0.6 ± 7.0

3.0 ± 8.4

0.6 ± 7.4

1.5 ± 8.4

abab

 

PG

0.7 ± 8.1

1.8 ± 9.9

2.4 ± 7.9

1.1 ± 7.0

b

 

DG

0.1 ± 8.6

− 1.0 ± 7.5

0.9 ± 8.7

−1.5 ± 7.9

a

 

CoachG

4.2 ± 7.7

6.0 ± 8.1

4.9 ± 9.4

2.5 ± 8.2

c

Daily MVPA (min)

MIG

9.6 ± 34.0

18.0 ± 50.4

9.3 ± 45.5

10.5 ± 42.0

ab

 

PG

21.1 ± 65.1

28.2 ± 70.6

24.2 ± 58.9

17.4 ± 54.0

ac

 

DG

8.4 ± 39.5

−1.7 ± 37.1

11.8 ± 46.0

−6.7 ± 33.9

b

 

CoachG

22.9 ± 39.0

35.2 ± 56.0

29.4 ± 63.3

18.3 ± 56.0

c

Act. daily EE (min)

MIG

13.4 ± 39.1

19.6 ± 53.2

9.0 ± 49.8

11.9 ± 44.6

ab

 

PG

26.1 ± 77.1

31.4 ± 74.5

26.8 ± 64.1

20.1 ± 58.5

ac

 

DG

12.9 ± 44.5

1.0 ± 40.8

13.5 ± 47.2

− 3.3 ± 38.9

b

 

CoachG

30.2 ± 50.6

38.3 ± 58.7

32.7 ± 66.5

22.7 ± 68.4

c

Total daily EE (min)

MIG

0.7 ± 7.0

1.6 ± 7.8

−0.5 ± 7.1

0.8 ± 7.8

ab

 

PG

0.8 ± 8.0

1.9 ± 9.6

2.2 ± 8.0

2.0 ± 7.5

a

 

DG

0.2 ± 8.7

−1.3 ± 8.6

0.4 ± 8.8

−1.5 ± 7.9

b

 

CoachG

4.3 ± 7.7

5.3 ± 8.4

4.9 ± 8.7

3.0 ± 9.0

c

Daily steps (#)

MIG

6.7 ± 26.0

7.8 ± 24.4

2.8 ± 23.0

3.9 ± 22.6

a

 

PG

13.1 ± 30.9

17.6 ± 33.4

12.7 ± 20.3

7.0 ± 21.5

b

 

DG

4.4 ± 25.9

2.3 ± 21.4

2.5 ± 22.9

−0.2 ± 23.2

a

 

CoachG

20.7 ± 29.9

18.9 ± 31.9

17.3 ± 27.3

13.6 ± 28.2

b

  1. Values are relative change scores (means ± standard deviations) within groups. Post = difference between post and baseline data; Post3m = difference between post 3 months and baseline; post6m = difference between posttest 6 months and baseline; post1y = difference between posttest 1 year and baseline; MIG Minimal Intervention Group, PG Pedometer Group, DG Display Group, CoachG Coaching Group, PAL physical activity level, MVPA minutes of moderate to vigorous physical activity, Active daily EE = energy expenditure > 3 Mets; Total daily EE = total energy expenditure
  2. *Post-hoc effects for between group differences: groups with the same letter are not significantly different across time points