Table 1 Demographic and anthropometric characteristics of study participants

29.9 ± 6.2

29.3 ± 6.0

29.2 ± 5.6

0.380^a

Economic status

Less than enough

26.5%

27%

38.5%

0.528^b

Enough

70.5%

71%

60.5%

0.559^b

More than enough

3%

2%

1%

0.911^b

M education (year)

0–9

26.4%

20%

12.9%

0.121^b

10–12

42.9%

20%

17.8%

0.423^b

> 13

30.7%

60%

69.3%

0.501^b

23.8 ± 4.2

25.4 ± 4.2

26.7 ± 3.9

0.213^a

127 ± 36.7

135.7 ± 31.4

125 ± 34.2

0.617^a

128 (55.7%)

134 (53.6%)

80 (46.5%)

0.135^a

42.1 ± 2.8

39.4 ± 4.5

39.1 ± 2.6

0.221^a