Table 3

Mean and difference (95% CI) in body mass index (kg/m2) between individuals homozygous and heterozygous carriers of the 363S allele of the GRL gene and homozygotes for the N363 allele in studies with one population group

Study

363S/N363 363S/363S

N363/N363

Mean difference

% carriers

City, origin

Age, gender

Ref.


n

Mean BMI

n

Mean BMI

95% CI


Huizenga 98

12

28.1

198

26.6

1.5

1.3

1.7

5.7

Rotterdam, Netherlands

66–68, both

6

Halsall 00

38

26.3

453

25.8

0.5

0.4

0.6

7.7

Isle of Ely, UK

54, NA

7

Rosmond 01

25

26.0

243

26.2

-0.2

-1.8

1.4

9.3

Gotenburg, Sweden

NA, men

8

Dobson 01

23

26.1

352

26.6

-0.5

-2.6

1.7

6.1

Newcastle, UK

54, both

9

Morris 03

46

41.7

122

45.0

-3.3

-6.3

-0.3

27.4

Sydney, Australia

NA, NA

11

Rosmond 03

15

27.5

141

27.1

0.4

-1.6

2.4

9.6

Sävedalen, Sweden

NA, men

10

Roussel 03

20

29.6

349

28.0

1.6

-0.5

3.7

5.4

Paris, France

62, both

12

Wüst 04

16

21.1

92

22.0

-0.8

-2.4

0.7

14.8

Trier, Germany

18, men

14

Syed 04

2

28.2

293

27.1

1.1

-5.3

7.4

0.7

South Asian, UK

51, both

13


Total (n)

197

2243


NA: not available

Marti et al. BMC Medical Genetics 2006 7:50   doi:10.1186/1471-2350-7-50

Open Data