Table 1 Characteristics of the study population, stratified by gender. (SD = standard deviation; ISCED = International Standard Classification of Education; AO = airway obstruction; GOLD = Global Initiative for Chronic Obstructive Lung Disease; GLI = Global Lung Function Initiative).
Women (n = 2238) | Men (n = 2573) | Total (n = 4811) | |
|---|---|---|---|
Age | |||
-Mean (SD) | 55.4 (5.6) | 56.3 (6.3) | 55.9 (6.0) |
Age in Categories—n (%) | |||
−45–54 | 1078 (48.2) | 1139 (44.3) | 2217 (46.1) |
-≥55 | 1160 (51.8) | 1434 (55.7) | 2594 (53.9) |
ISCED-Education—n (%) | |||
-High | 1101 (49.2) | 1565 (60.8) | 2666 (55.4) |
-Medium | 1086 (48.5) | 940 (36.5) | 2026 (42.1) |
-Low | 51 (2.3) | 68 (2.6) | 119 (2.5) |
Skill Level (low to high)—n (%) | |||
-Category 1 | 73 (3.3) | 34 (1.3) | 107 (2.2) |
-Category 2 | 993 (44.4) | 829 (32.2) | 1822 (37.9) |
-Category 3 | 470 (21.0) | 566 (22.0) | 1036 (21.5) |
-Category 4 | 702 (31.4) | 1144 (44.5) | 1846 (38.4) |
Employment status—n (%) | |||
-Full-time | 1234 (55.1) | 2326 (90.4) | 3560 (74.0) |
-Part-time | 1004 (44.9) | 247 (9.6) | 1251 (26.0) |
Years in current occupation—n (%) | |||
-≤ 3 | 141 (6.3) | 154 (6.0) | 295 (6.1) |
−4 - <10 | 383 (17.1) | 376 (14.6) | 759 (15.8) |
-≥ 10 | 1714 (76.6) | 2043 (79.4) | 3757 (78.1) |
Smoking status—n (%) | |||
-Never-smoker | 884 (39.5) | 911 (35.4) | 1795 (37.3) |
-Ex-Smoker | 818 (36.6) | 1026 (39.9) | 1844 (38.3) |
-Smoker | 536 (23.9) | 636 (24.7) | 1172 (24.4) |
GOLD-AO—n (%) | |||
-No | 1939 (86.6) | 2173 (84.5) | 4112 (85.5) |
-Yes | 299 (13.4) | 400 (15.5) | 699 (14.5) |
GLI-AO—n (%) | |||
-No | 1544 (92.5) | 1745 (93.1) | 3289 (92.8) |
-Yes | 126 (7.5) | 130 (6.9) | 256 (7.2) |
-n miss1 | 568 | 698 | 1266 |
Self-reported occupational exposure—n (%) | |||
-Not exposed | 1937 (86.6) | 1821 (70.8) | 3758 (78.1) |
-Exposed | 301 (13.4) | 752 (29.2) | 1053 (21.9) |
Job-Exposure Matrix exposure—n (%) | |||
-Not exposed | 1716 (76.7) | 1627 (63.2) | 3343 (69.5) |
-Exposed | 522 (23.3) | 946 (36.8) | 1468 (30.5) |
