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Table 2 Bivariate associations between body mass index categories and rating one self’s health as “bad” or “very bad”, stratified by country, gender and survey

From: Differing trends in the association between obesity and self-reported health in Portugal and Switzerland. Data from national health surveys 1992–2007

Survey year

1995-6

1998-9

2005-6

 

Portugal, all

    

 Normal

26.7

23.0

17.5

 

 Overweight

30.4

27.3

21.8

 

 Obese

41.3

36.7

32.3

 

Test

238.5 ***

248.4 ***

271.8 ***

 

Portugal, men

    

 Normal

23.3

21.3

15.5

 

 Overweight

23.6

19.3

15.9

 

 Obese

29.1

24.0

24.2

 

Test

16.1 ***

13.3 **

47.6 ***

 

Portugal, women

    

 Normal

28.7

23.9

18.7

 

 Overweight

35.6

33.4

27.1

 

 Obese

47.6

43.0

37.4

 

Test

255.6 ***

333.9 ***

255.4 ***

 

Survey year

1992-3

1997

2002

2007

Switzerland, all

    

 Normal

3.7

3.4

2.8

2.9

 Overweight

4.1

5.1

4.3

4.3

 Obese

6.5

6.8

7.6

9.8

Test

15.8 ***

34.6 ***

88.5 ***

180.3 ***

Switzerland, men

    

 Normal

3.4

2.9

2.6

3.2

 Overweight

3.4

3.6

3.9

3.5

 Obese

6.1

5.1

5.8

9.7

Test

8.28 *

6.09 *

24.3 ***

75.3 ***

Switzerland, women

    

 Normal

3.9

3.7

2.9

2.7

 Overweight

5.3

7.1

4.8

5.4

 Obese

6.9

8.0

9.2

9.9

Test

13.0 **

40.8 ***

86.7 ***

119.5 ***

  1. Results are expressed as percentage of subjects rating their health as “bad” or “very bad”. Statistical analysis conducted by chi-square stratifying on country, gender and survey: *, p < 0.05; **, p < 0.01; ***, p < 0.001.