Symptoms or disease | Exposure to second-hand tobacco smoke at home* | ||||||||
---|---|---|---|---|---|---|---|---|---|
All participants (N = 8850) | Women (N = 4944) | Men (N = 3906) | |||||||
Never (N = 8346) | Occasionally (N = 248) | Daily (N = 256) | Never (N = 4656) | Occasionally (N = 140) | Daily (N = 148) | Never (N = 3690) | Occasionally (N = 108) | Daily (N = 108) | |
n (%) | n (%) | n (%) | n (%) | n (%) | n (%) | n (%) | n (%) | n (%) | |
Ever had symptom | |||||||||
Asthma | 1044 (13) | 36 (15) | 37 (15) | 597 (13) | 22 (16) | 21 (14) | 447 (12) | 14 (13) | 16 (15) |
Physician-diagnosed asthma | 910 (11) | 34 (14) | 32 (13) | 515 (11) | 20 (14) | 18 (12) | 395 (11) | 14 (13) | 14 (13) |
Wheezing | 1774 (21) | 55 (22) | 53 (21) | 1023 (22) | 29 (21) | 38 (26) | 751 (20) | 26 (24) | 15 (14) |
Chronic cough | 1546 (19) | 55 (22) | 50 (20) | 928 (20) | 28 (20) | 31 (21) | 618 (17) | 27 (25) | 19 (18) |
Productive cough | 924 (11) | 29 (12) | 46 (18) | 535 (12) | 19 (14) | 28 (19) | 389 (11) | 10 (9) | 18 (17) |
Nasal symptoms without cold | 3580 (43) | 96 (39) | 112 (44) | 2055 (44) | 53 (38) | 69 (47) | 1525 (41) | 43 (40) | 43 (40) |
Past 12 months | |||||||||
Use of asthma medication | 569 (7) | 19 (8) | 17 (7) | 333 (7) | 14 (10) | 14 (10) | 236 (6) | 5 (5) | 3 (3) |
Wheezing | 1288 (15) | 34 (14) | 45 (18) | 748 (16) | 26 (19) | 32 (22) | 540 (15) | 8 (7) | 13 (12) |
Nocturnal chest tightness | 970 (12) | 39 (16) | 30 (15) | 615 (13) | 26 (19) | 28 (19) | 355 (10) | 13 (12) | 11 (10) |
Nocturnal cough | 1781 (21) | 55 (22) | 62 (24) | 1220 (26) | 35 (25) | 44 (30) | 561 (15) | 20 (19) | 18 (17) |
Asthma attack | 312 (4) | 14 (6) | 14 (6) | 201 (4) | 12 (9) | 10 (7) | 111 (3) | 2 (2) | 4 (4) |
Dyspnoea while wheezing | 939 (11) | 29 (12) | 32 (13) | 547 (12) | 19 (14) | 24 (16) | 392 (11) | 10 (9) | 8 (7) |
Wheezing without cold | 844 (10) | 28 (11) | 30 (12) | 476 (10) | 18 (13) | 23 (16) | 368 (10) | 10 (9) | 7 (7) |
Nocturnal dyspnoea | 477 (6) | 18 (7) | 28 (11) | 286 (6) | 13 (9) | 18 (12) | 191 (5) | 5 (5) | 10 (9) |
Mean symptom score (SD)a | 0.86 (1.6) | 0.95 (1.8) | 1.04 (1.8) | 0.95 (1.7) | 1.2 (2.0) | 1.3 (1.9) | 0.75 (1.5) | 0.68 (1.4) | 0.69 (1.5) |