Skip to main content

Table 2 Prevalence of respiratory symptoms and diseases and distribution of lung function parameters and confounding variablesa

From: Second-hand smoke exposure in adulthood and lower respiratory health during 20 year follow up in the European Community Respiratory Health Survey

 

ECRHS I

ECRHS II

ECRHS III

SHS exposed (n = 1164)

SHS non-exposed (n = 1847)

SHS exposed (n = 694)

SHS non-exposed (n = 2317)

SHS exposed (n = 215)

SHS non-exposed (n = 2796)

Sex, female

52.0 (605/1164)

55.5 (1025/1847)

51.9 (360/694)

54.8 (1270/2317)

58.6 (126/215)

53.8 (1504/2796)

Age, years

33.8 (7.5)

35.1 (6.9)

43.5 (7.3)

43.3 (7.1)

53.8 (6.9)

54.7 (7.2)

Age completed full time education

  < 17 years

19.4 (212/1093)

13.8 (232/1686)

24.7 (160/649)

13.3 (284/2130)

29.6 (59/199)

14.9 (385/2580)

 17–20 years

39.1 (427/1093)

33.6 (567/1686)

39.8 (258/649)

34.6 (736/2130)

39.7 (79/199)

35.5 (915/2580)

  > 20 years

41.5 (454/1093)

52.6 (887/1686)

35.6 (231/649)

52.1 (1110/2130)

30.7 (61/199)

49.6 (1280/2580)

Height, cm

170.4 (9.8)

170.6 (9.5)

169.6 (10.0)

170.9 (9.5)

167.2 (10.2)

170.1 (9.7)

Weight, kg

70.2 (14.0)

68.7 (13.2)

74.5 (15.0)

73.6 (14.9)

77.7 (14.2)

77.6 (16.1)

Paternal smoking

63.3 (714/1128)

58.2 (1059/1819)

67.2 (452/673)

58.1 (1321/2274)

72.9 (153/210)

59.2 (1620/2737)

Maternal smoking

20.5 (237/1155)

20.3 (373/1834)

17.8 (123/690)

21.2 (487/2299)

18.2 (39/214)

20.6 (571/2775)

Allergic sensitisation, IgE

26.5 (267/1007)

33.8 (538/1593)

26.0 (151/581)

32.4 (654/2019)

28.4 (50/176)

31.1 (755/2424)

Dust/fumes exposure

41.8 (484/1159)

35.7 (653/1828)

42.7 (296/694)

39.0 (904/2316)

38.5 (77/200)

22.1 (572/2583)

Ex-smoker

31.2 (363/1164)

28.7 (531/1847)

33.3 (231/694)

29.5 (684/2317)

31.6 (68/215)

29.0 (810/2796)

Smoking status

 Never smoker

69.2 (801/1158)

71.4 (1316/1844)

67.9 (463/682)

73.0 (1633/2236)

70.0 (147/210)

73.3 (1986/2709)

 Ex-smoker with < 15 pack-years

23.2 (269/1158)

22.3 (412/1844)

21.6 (147/682)

21.2 (474/2236)

16.2 (34/210)

20.1 (544/2709)

 Ex-smoker with > = 15 pack-years

7.6 (88/1158)

6.3 (116/1844)

10.6 (72/682)

5.8 (129/2236)

13.8 (29/210)

6.6 (179/2709)

Asthma, doctor-diagnosed

7.1 (82/1160)

7.4 (136/1846)

10.4 (72/694)

10.8 (250/2312)

15.0 (32/213)

13.8 (385/2792)

Chronic bronchitis

1.4 (16/1162)

1.3 (24/1846)

2.3 (16/693)

1.2 (27/2314)

4.2 (9/215)

2.1 (59/2789)

COPD, FEV1/FVC < 0.7

2.7 (29/1078)

3.4 (59/1731)

2.5 (16/630)

4.4 (89/2042)

9.3 (18/193)

10.8 (264/2448)

COPD, FEV1/FVC < GLI LLN

4.6 (50/1077)

4.5 (78/1731)

2.2 (14/629)

3.8 (77/2038)

5.7 (11/193)

5.8 (142/2445)

Asthma symptom score

 0

74.8 (866/1157)

76.0 (1392/1831)

67.9 (468/689)

75.0 (1723/2298)

65.6 (137/209)

72.7 (1974/2714)

 1

14.1 (163/1157)

13.0 (238/1831)

18.3 (126/689)

13.6 (313/2298)

16.7 (35/209)

16.8 (455/2714)

 2

5.7 (66/1157)

5.4 (99/1831)

6.7 (46/689)

5.9 (136/2298)

7.7 (16/209)

6.0 (163/2714)

 3

2.9 (33/1157)

2.8 (51/1831)

3.5 (24/689)

3.1 (72/2298)

4.8 (10/209)

2.5 (67/2714)

 4

1.6 (18/1157)

1.6 (30/1831)

2.5 (17/689)

1.6 (36/2298)

3.3 (7/209)

1.0 (26/2714)

 5

1.0 (11/1157)

1.1 (21/1831)

1.2 (8/689)

0.8 (18/2298)

1.9 (4/209)

1.1 (29/2714)

Dyspnoea

4.6 (54/1163)

4.9 (90/1847)

6.5 (45/694)

5.2 (120/2310)

9.0 (19/211)

5.2 (142/2743)

Cough

33.6 (390/1159)

29.7 (547/1842)

35.3 (244/692)

31.7 (733/2312)

40.1 (85/212)

33.7 (936/2778)

Sputum

11.2 (129/1153)

10.1 (185/1827)

12.0 (83/692)

10.0 (230/2298)

15.2 (32/211)

10.9 (302/2769)

FEV1, ml

3800 (824)

3781 (835)

3522 (805)

3595 (819)

3028 (756)

3123 (778)

FVC, ml

4573 (1032)

4591 (1058)

4306 (1000)

4458(1030)

3904 (995)

4063 (993)

FEV1/FVC, %

83.5 (6.7)

82.8 (6.5)

82.1 (5.9)

80.9 (6.1)

77.6 (5.6)

77.0 (5.7)

  1. astratified by exposure to second-hand smoke (SHS) and presented as % (n/N) for categorical variables and mean (SD) for continuous variables, respectively