Table 1 Demographic characteristics of respondents (N = 383)

60.4 (54.1-66.7)

46.6 (38.5-54.7)

55.1 (50.1-60.1)

χ² = 7, p < 0.01

39.6 (33.3-45.9)

53.4 (45.3-61.5)

44.9 (39.9-49.9)

13.2 (8.8-17.5)

12.8 (7.3-18.3)

13.0 (9.7-16.4)

χ² = 18.5, p < 0.01

28.9 (23.1-34.8)

21.6 (14.9-28.3)

26.1 (21.7-30.5)

31.5 (25.5-37.5)

23.6 (16.8-30.5)

28.5 (23.9-33.0)

20.4 (15.2-25.6)

23.6 (16.8-30.5)

21.7 (17.5-25.8)

4.3 (1.7-6.8)

9.5 (4.7-14.2)

6.3 (3.8-8.7)

1.7 (0.04-3.4)

8.8 (4.2-13.4)

4.4 (2.4-6.5)

12.3 (8.1-16.6)

8.8 (4.2-13.4)

11 (7.8-14.1)

χ² = 1.2, p = 0.28

87.7 (83.4-91.9)

91.2 (86.6-95.8)

89 (85.9-92.1)

5.5 (2.6-8.5)

11.5 (6.3-16.7)

7.8 (5.1-10.5)

χ² = 16.4, p < 0.01

8.5 (4.9-12.1)

5.4 (1.7-9.1)

7.3 (4.7-9.9)

23 (17.6-28.4)

27.7 (20.4-34.9)

24.8 (20.5-29.1)

59.6 (53.3-65.9)

45.3 (37.2-53.3)

54 (49-59)

3.4 (1.1-5.7)

10.1 (5.2-15.0)

6 (3.6-8.4)

3 (0.7-5.2)

2.7 (0.07-5.3)

2.9 (1.2-4.6)

χ² = 13.4, p < 0.01

53.2 (46.8-59.6)

35.1 (27.4-42.9)

46.2 (41.2-51.2)

16.2 (11.4-20.9)

19.7 (13.2-26.1)

17.5 (13.7-21.3)

15.3 (10.7-19.9)

21.6 (14.9-28.3)

17.7 (13.9-21.6)

12.3 (8.1-16.6)

20.9 (14.3-27.5)

15.7 (12.0-19.3)

18.3 (13.3-23.3)

12.8 (7.4-18.3)

16.2 (12.5-19.9)

χ² = 3.9, p = 0.42

36.2 (30.0-42.3)

38.5 (30.6-46.4)

37.1 (32.2-41.9)

25.5 (19.9-31.1)

24.3 (17.4-31.3)

25.1 (20.7-29.4)

9.4 (5.6-13.1)

8.1 (3.7-12.5)

8.9 (6.0-11.7)

5.1 (2.3-7.9)

8.9 (4.2-13.4)

6.5 (4.0-9.0)

5.5 (2.6-8.5)

7.4 (3.2-11.7)

6.2 (3.8-8.7)

1.3 (0.3-3.7)

0.7 (0.2-3.7)

1 (0.02-2.1)

χ² = 8.2, p = 0.32

6.4 (3.2-9.5)

7.4 (3.2-11.7)

6.8 (4.3-9.3)

48.5 (42.1-54.9)

49.3 (41.2-57.4)

48.8 (43.8-53.9)

4.2 (1.7-6.8)

6 (2.2-10)

5 (2.8-7.1)

2.9 (0.8-5.2)

7.4 (3.2-11.7)

4.8 (2.6-6.8)

12.8 (8.5-17.1)

12.2 (6.9-17.5)

12.5 (9.2-15.9)

11.1 (7.0-15.1)

10.1 (5.2-15.0)

10.7 (7.6-13.8)

12.8 (8.5-17.1)

6.9 (2.7-10.8)

10.4 (7.4-13.5)