Table 6 Previous COPCORD studies, including the studies performed in Iran

Australia [14]

1437

34

22

8.2

15

5.8

–

0.7

0.21

–

1.5

Australia Aboriginal [17]

847

33

12.5

5.5

11.2

7.4

–

0

0.5

0

4

Bangladesh rural [18]

2635

26.9

6.6

–

7.5

2.7

4.4

–

–

–

–

Bangladesh urban slum [18]

1317

24.9

9.9

–

9.2

2.5

3.2

–

–

–

–

Bangladesh urban affluent [18]

1259

27.9

9.2

–

11.5

3.3

3.3

–

–

–

–

Brazil [19]

3038

30.9

–

4.1

–

–

–

0.46

–

–

–

China Shanghai [20]

6584

–

5.6

–

4.1

3.4

–

0.47

0.11

0.06

0.22

China Beijing [21]

4192

40.3

35

–

30

–

–

0.34

0.26

0.01

–

Cuba [22]

3155

43.9

11.6

20.4

–

6.4

0.22

1.2

0.19

–

0.38

Guatemala urban [23]

4000

9.3

–

1.6

–

1

–

0.5

–

–

–

Indonesia Urban [24]

1071

–

23.3

–

–

–

–

0.3

–

–

–

India Bhigwan [25]

4092

18.2

11.4

5.6

3.9

5.5

–

0.5

–

–

0.12

Iran Pilot study [1]

284

34.5

22.2

14.5

26.1

2.4

–

–

–

–

–

Iran Tehran urban [2]

10,291

41.9

15.4

16.6

15.3

4.6

0.7

0.33

0.23

–

0.13

Iran Tuyserkan rural [3]

1565

66.6

23.4

20.5

19.3

2.2

0.06

0.19

1.1

–

–

Iran Zahedan urban [4]

2100

54.1

19

20.7

17

4.8

2.7

1

0.23

0.09

Iran Sanandaj urban [5]

5830

42.8

16.5

19.4

18.8

5.5

0.6

0.51

0.22

0.08

0.12

Kuwait [15]

7670

26.8

–

–

–

–

–

–

–

–

–

Lebanon [26]

3530

32.9

–

4

3

5.8

–

1

0.3

–

0.01

Malaysia [27]

2594

21.1

11.6

–

–

–

–

0.15

0.12

–

–

Mexico [16]

19,213

25.5

–

10.2

–

3.8

–

1.5

0.1

–

0.35

Pakistan [28]

2090

14.8

1.9

3.7

1.8

1.9

2.1

0.55

0.1

0.05

0.14

Philippines urban [29]

3006

–

2.1

4.1

1.4

3.8

0.2

0.17

0.03

–

0.13

Thailand [30]

2463

17.6

4

11.3

5.7

1.5

–

0.12

0.12

0.08

0.16

Vietnam [31]

2119

–

11.2

4.1

18.2

15.4

–

0.28

–

0.09

0.14