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Table 5 Associations between baseline physical activity and baseline self-reported health, mental distress and externalized symptoms among participants in 2004 and all invitees

From: Response rates and selection problems, with emphasis on mental health variables and DNA sampling, in large population-based, cross-sectional and longitudinal studies of adolescents in Norway

 

Participants 2004

All invitees

Gender/ethnicity1

Physical activity 2001

   

Physical activity 2001

   

Health variables collected

0-2 h

3+ h

Prevalence ratio

0-2 h

3+ h

Prevalence ratio

in 2001

n

%

n

%

PR

95% CI

n

%

n

%

PR

95% CI

Norway/western

              

Boys

              

Bad/not so good self-reported health

42

14.1

45

5.0

2.8

1.9

4.2

103

16.2

116

6.9

2.4

1.8

3.0

Mental distress - HSCL above cut off

27

8.9

51

5.6

1.6

1.0

2.5

78

12.2

127

7.5

1.6

1.2

2.1

Externalized symptoms

31

10.3

85

9.4

1.1

0.7

1.6

91

14.2

225

13.2

1.1

0.9

1.3

Girls

              

Bad/not so good self-reported health

114

19.9

83

8.6

2.3

1.8

3.0

182

20.4

142

10.3

2.0

1.6

2.4

Mental distress - HSCL above cut off

140

24.4

215

21.8

1.1

0.9

1.3

235

26.3

318

22.6

1.2

1.0

1.3

Externalized symptoms

55

9.5

72

7.3

1.3

0.9

1.8

119

13.2

131

9.3

1.4

1.1

1.8

Non western

              

Boys

              

Bad/not so good self-reported health

6

10.9

11

7.7

1.4

0.5

3.7

21

13.6

24

8.6

1.6

0.9

2.7

Mental distress - HSCL above cut off

12

21.4

12

8.6

2.5

1.2

5.2

24

15.7

25

9.1

1.7

1.0

2.9

Externalized symptoms

9

16.4

15

10.6

1.5

0.7

3.3

24

16.0

36

13.3

1.2

0.7

1.9

Girls

              

Bad/not so good self-reported health

38

22.2

6

7.5

3.0

1.3

6.7

61

21.0

12

10.3

2.0

1.1

3.6

Mental distress - HSCL above cut off

56

32.2

29

36.3

0.9

0.6

1.3

89

30.8

36

31.3

1.0

0.7

1.4

Externalized symptoms

19

10.9

8

9.9

1.1

0.5

2.4

33

11.2

10

8.7

1.3

0.7

2.5

  1. Percentage with health symptoms and prevalence ratios (PRs) within categories of physical activity.
  2. 1 Based on self-reported native country of mother and father.