Table 1 Sociodemographic and behavioral characteristics of the adult participants (≥20 years old) in the InCoMas

 20 to < 30

1516

37

36.9 (34.5 to 39.4)

453

27.6

27.2 (24.9 to 29.6)

1063

43.2

43.3 (40.2 to 46.6)

 30 to < 40

1167

28.5

28.8 (27.1 to 30.5)

483

29.4

29.8 (27.3 to 32.5)

684

27.8

28 (26.0 to 30.1)

 40 to < 50

688

16.8

16.7 (15.3 to 18.1)

337

20.5

20.7 (18.8 to 22.9)

351

14.3

13.9 (12.4 to 15.7)

 50 to < 60

406

9.9

9.6 (8.6 to 10.7)

196

11.9

11.5 (9.9 to 13.2)

210

8.5

8.3 (7.2 to 9.7)

 60 and above

324

7.9

8.1 (7.0 to 9.3)

174

10.6

10.7 (9.1 to 12.6)

150

6.1

6.3 (5.2 to 7.6)

 urban

1125

27.5

21.3 (15.9 to 28)

469

28.7

21.4 (15.7 to 28.3)

656

26.8

21.3 (15.8 to 28.1)

 rural

2961

72.5

78.7 (72.0 to 84.1)

1167

71.3

78.6 (71.7 to 84.3)

1794

73.2

78.7 (71.9 to 84.2)

 primary or less

2157

68.3

70.4 (66.3 to 74.1)

906

61.9

64.3 (59.9 to 68.5)

1251

73.8

75.5 (70.9 to 79.7)

 secondary

878

27.8

26.3 (23.3 to 29.6)

473

32.3

30.7 (27.4 to 34.3)

405

23.9

22.6 (18.9 to 26.7)

 above secondary

125

4

3.3 (2.3 to 4.6)

85

5.8

4.9 (3.5 to 7.0)

40

2.4

1.9 (1.2 to 2.8)

 below average

1716

42

45.7 (39.7 to 51.7)

687

41.9

46.3 (39.9 to 52.9)

1029

42

45.2 (39.3 to 51.3)

 average

832

20.3

22.0 (19.3 to 24.9)

326

19.9

21.9 (18.9 to 25.2)

506

20.7

22.0 (19.2 to 25.1)

 above average

1542

37.7

32.4 (26.2 to 39.2)

627

38.2

31.8 (25.4 to 38.9)

915

37.3

32.8 (26.5 to 39.7)

 never

2052

75.5

75.8 (73.2 to 78.3)

785

66.8

66.0 (62.4 to 69.5)

1267

82.2

83.1 (80.3 to 85.7)

 infrequent

526

19.4

19.1 (17.0 to 21.3)

299

25.4

25.8 (22.9 to 29)

227

14.7

14.0 (11.8 to 16.6)

 frequent

140

5.2

5.1 (4.2 to 6.2)

92

7.8

8.1 (6.4 to 10.2)

48

3.1

2.8 (2.0 to 4.0)

 yes

82

3

3.0 (2.3 to 3.8)

54

4.1

4.0 (2.9 to 5.5)

28

1.9

2.0 (1.3 to 3.0)

 no

2683

97

97.0 (96.2 to 97.7)

1255

95.9

96.0 (94.5 to 97.1)

1428

98.1

98.0 (97.0 to 98.7)

 yes

194

7

6.8 (5.6 to 8.2)

84

6.4

6.1 (4.7 to 7.8)

110

7.6

7.4 (5.9 to 9.3)

 no

2556

92.4

92.5 (91.0 to 93.8)

1218

93

93.1 (91.4 to 94.5)

1338

91.9

92.0 (90.0 to 93.6)

 don’t know

16

0.6

0.7 (0.4 to 1.1)

8

0.6

0.8 (0.4 to 1.6)

8

0.5

0.6 (0.3 to 1.1)