Table 1 Number of patients and antropometric measurements of each study

n

Age (year)

BMI

AHI

n

Age (year)

BMI

AHI

Age

BMI

AHI

Mean ± SD

Mean ± SD

t

P

t

P

t

P

Pae et al. 1999

17

9

54.44 ± 10.47

24.69 ± 1.86

48.45 ± 8.48

8

40.63 ± 12.61

39.34 ± 5.55

84.84 ± 31.44

2.467

0.026

7.486

0.000

3.350

0.004

Paoli et al. 2000

85

39

56 ± 11

26 ± 2

46 ± 23

46

54 ± 10

35 ± 5

50 ± 23

N.S.

10.541

0.000

N.S.

Tangugsorn et al. 2000

100

43

48.3 ± 11.8

26.5 ± 2.7

32.2 ± 17.7

57

48.5 ± 11.7

34.3 ± 3.6

48.4 ± 28.8

N.S.

11.900

0.000

3.252

0.002

Sforza et al 2000

57

27

52.5 ± 9.8

-

62.1 ± 22.7

30

51.5 ± 8.3

-

82.2 ± 35.9

N.S.

-

2.494

0.016

Iked et al 2001

108

40

55 ± 11

24 ± 1.5

42 ± 24

68

54 ± 10

34.5 ± 4.7

46.6 ± 23.3

N.S.

13.703

0.000

N.S.