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Table 1 Time and interaction effects for PA outcomes in the total sample (adjusted for age and sex)

From: The effect of a kindergarten-based, family-involved intervention on objectively measured physical activity in Belgian preschool boys and girls of high and low SES: the ToyBox-study

n = 472 (I = 301, C = 171)

 

PRE (%)

POST (%)

Time

Time * condition

ß

ß

LPA

Day

I

47.7

46.8

−0.80 *

−0.06

 

C

46.7

45.9

  

Weekday

I

48.1

47.1

−1.18 **

0.11

 

C

47.4

46.2

  

Weekend day

I

46.5

46.3

−0.11

−0.09

 

C

45.2

45.1

  

School hours$

I

49.0

39.6

−1.26 ***

1.02

 

C

47.8

37.8

  

After school hours

I

38.8

34.1

−5.86 ***

1.18

 

C

38.3

32.4

  

MPA

Day$

I

5.6

6.3

1.05 *

1.06

 

C

5.6

5.9

  

Weekday$

I

5.5

6.1

1.05

1.05

 

C

5.5

5.8

  

Weekend day$

I

5.6

6.1

1.05

1.02

 

C

5.4

5.7

  

School hours

I

5.9

6.0

−0.33

0.45

 

C

6.0

5.6

  

After school hours$

I

4.3

4.2

1.15 **

1.11

 

C

4.3

3.7

  

VPA

Day$

I

1.7

2.1

1.16 **

1.11

 

C

1.8

2.0

  

Weekday$

I

1.5

1.9

1.16

1.14 *

 

C

1.5

1.8

  

Weekend day$

I

1.8

2.3

1.17

1.08

 

C

1.9

2.2

  

School hours$

I

1.2

1.7

1.43 ***

1.02

 

C

1.2

1.8

  

After school hours$

I

1.2

1.5

−1.02

1.31 **

 

C

1.3

1.3

  

Total PA

Day

I

55.5

56.0

−0.05

0.48

 

C

54.6

54.6

  

Weekday

I

55.7

55.9

−0.48

0.65

 

C

55.2

54.7

  

Weekend day

I

55.1

55.9

0.93

−0.09

 

C

53.6

54.6

  

School hours$

I

56.4

48.5

−1.19 ***

1.03

 

C

55.2

46.2

  

After school hours

I

45.6

41.5

−6.06 ***

1.93

 

C

45.2

39.2

  

MVPA

Day$

I

7.4

8.6

1.08 **

1.07 *

 

C

7.5

8.1

  

Weekday$

I

7.0

8.1

1.08

1.07

 

C

7.2

7.8

  

Weekend day$

I

7.7

8.7

1.09

1.04

 

C

7.6

8.2

  

School hours$

I

6.8

7.6

1.06

1.05

 

C

6.8

7.3

  

After school hours$

I

5.7

6.1

−1.10

1.18 **

 

C

5.9

5.4

  
  1. *p < 0.10, **p < 0.05, ***p < 0.001.
  2. $Variable was log-transformed.
  3. LPA = Light Physical Activity; MPA = Moderate Physical Activity; VPA = Vigorous Physical Activity; Total PA = Total Physical Activity; MVPA = Moderate- to Vigorous Physical Activity; I = Intervention group; C = Control group.