Table 1 Child reported household smoking and socioeconomic circumstances for each ethnic group.

Age - mean (SE)

12.6 (0.03)

12.7 (0.03)

12.7 (0.03)

12.5 (0.03)

12.6 (0.04)

12.7 (0.05)

Females

47 (42, 52)

52 (48, 56)

54 (50, 58)

44 (39, 49)

32 (27, 38)

38 (31, 46)

Household smoking

No smokers

43 (38, 48)

47 (43, 51)

77 (74, 80)

73 (68, 78)

60 (54, 66)

49 (41, 57)

Maternal smoker only

19 (15, 24)

15 (12, 18)*

3 (2, 4)*

2 (1, 4)*

1 (0, 3)*

4 (2, 8)*

Paternal smoking only

13 (10, 17)

11 (9, 14)

8 (6, 10)*

14 (11, 19)

20 (16, 26)

32 (26, 40)^||

Both parents smoke

14 (11, 18)

6 (5, 9)*

1 (1, 3)*

2 (1, 4)*

3 (1, 6)*

1 (0, 5)*

Other household member smokes

4 (3, 7)

8 (6, 11)

3 (2, 5)*

4 (2, 6)*

8 (5, 12)

6 (4,12)

Socioeconomic circumstances

Most advantaged tertile°

47 (42, 52)

30 (26, 34)

21 (18, 25)

37 (32, 42)

28 (23, 34)

16 (11, 22)

Least advantaged tertile°

19 (15, 23)

25 (22, 29)^||

31 (28, 35)^||

16 (13, 21)

24 (19, 29)^||

32 (25, 40)^||

Dual parent household

78 (73, 82)

56 (52, 60)

64 (60, 67)

94 (90, 96)

88 (84, 92)

86 (79, 90)

Lone parent household

20 (16, 25)

38 (35, 43)^||

29 (26, 33)^||

5 (3, 8)*

11 (7, 15)*

12 (8, 19)*

Not crowded household

52 (46, 57)

40 (36, 44)

21 (18, 24)

34 (29, 39)

17 (13, 22)

16 (11, 22)

Crowded household

41 (36, 46)

50 (46, 54)^||

67 (63, 70)^||

50 (45, 55)^||

73 (67, 78)^||

75 (68, 82)^||