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Table 1 Socio-demographic and SHS exposure factors among non-smoking residents of smoke-free homes by housing typea

From: Characterization of urinary cotinine in non-smoking residents in smoke-free homes in the Korean National Environmental Health Survey (KoNEHS)

 

Apartment

Attached housing

Detached housing

Total

 

% (n)

% (n)

% (n)

% (n)

Total

36.9 (287)

19.2 (131)

43.8 (396)

100.0 (814)

Sex

    

 Men

71.9 (204)

63.2 (82)

57.6 (213)

64.0 (499)

 Women

28.1 (83)

36.8 (49)

42.4 (183)

36.0 (315)

Age (year)

    

 19–39

34.3 (79)

27.0 (32)

12.7 (33)

23.5 (144)

 40–59

41.7 (135)

37.1 (50)

38.0 (159)

39.2 (344)

  ≥ 60

24.0 (73)

35.8 (49)

49.3 (204)

37.3 (326)

Education

    

 Middle school or less

21.2 (69)

33.7 (54)

59.7 (254)

40.5 (377)

 High school

43.8 (117)

34.9 (41)

25.5 (100)

34.1 (258)

 College or higher

35.0 (101)

31.4 (36)

14.8 (42)

25.4 (179)

Household income (USD/month)

    

  ≤ 1000

7.3 (27)

25.9 (36)

38.7 (157)

24.6 (220)

 1001–2000

24.6 (66)

29.7 (40)

30.4 (113)

28.1 (219)

 2001–3000

31.3 (91)

21.4 (29)

17.5 (75)

23.4 (195)

  > 3000

36.7 (103)

23.0 (26)

13.4 (51)

23.8 (180)

Former smoker

    

 Never smoked

83.4 (241)

71.8 (95)

72.4 (275)

76.3 (611)

 >1 year not smoking

15.0 (43)

19.7 (26)

23.2 (102)

19.5 (171)

 ≤1 year not smoking

1.6 (3)

8.6 (10)

4.4 (19)

4.2 (32)

Frequency of SHS odor (times/week)

    

 None

79.3 (231)

83.9 (106)

85.4 (333)

82.8 (670)

 1–2

10.5 (35)

8.6 (14)

7.2 (30)

8.7 (79)

 3–6

6.2 (11)

4.2 (5)

3.6 (14)

4.7 (30)

 Every day

4.0 (10)

3.3 (6)

3.8 (19)

3.8 (35)

Duration of SHS odor (min/day)

    

 None

79.3 (231)

83.9 (106)

85.4 (333)

82.8 (670)

 1–5

9.9 (28)

5.8 (10)

3.7 (18)

6.4 (56)

 6–30

4.6 (12)

9.5 (12)

5.5 (22)

6.0 (46)

  ≥ 31

6.2 (16)

0.8 (3)

5.4 (23)

4.8 (42)

  1. aAll estimated data are based on weighted analyses