Participants in SAPALDIA 1 and 2* | Participants only in SAPALDIA 1 † | |||||||
---|---|---|---|---|---|---|---|---|
Characteristic measured in 1991 | Men (n = 978) | Women (n = 814) | Men (n = 844) | Women (n = 596) | ||||
Median age [yrs] (IQR) | 41.8 | (32.1, 49.6) | 38.4 | (31.0, 46.6) | 40.2 | (30.7, 49.2) | 39.8 | (30.8, 47.3) |
Mean height [cm] (SD) | 175.2 | (6.8) | 163.2 | (6.6) | 174.4 | (7.2) | 163.4 | (6.5) |
Mean weight [kg] (SD) | 76.7 | (11.1) | 59.6 | (9.5) | 75.4 | (11.7) | 61.8 | (13.8) |
% atopic | 23.2 | 18.4 | 22.6 | 22.5 | ||||
% severe respiratory infection as an infant | 6.2 | 9.5 | 5.3 | 6.7 | ||||
% basic schooling only | 13.8 | 17.7 | 22.1 | 22.1 | ||||
% exposed to dust & fumes at work | 45.5 | 25.1 | 48.2 | 25.2 | ||||
% mother smoked | 13.4 | 18.3 | 14.4 | 22.4 | ||||
% father smoked | 61.3 | 58.5 | 63.1 | 59.9 | ||||
Median cig/day (IQR) | 20 | (14, 30) | 20 | (10, 20) | 20 | (15, 30) | 20 | (10, 23) |
Median pack-years (IQR) | 20.6 | (8.3, 36.1) | 14.4 | (6.4, 25.0) | 21.3 | (9.1, 38.2) | 15.9 | (7.2, 26.7) |
% inhaler | 82.9 | 88.8 | 87.9 | 85.9 | ||||
Median age started smoking [yrs] (IQR) | 18 | (16, 20) | 18 | (16, 20) | 18 | (16, 20) | 18 | (16, 20) |
Median carbon monoxide [ppm] (IQR) | 19 | (9, 30) | 16 | (8, 28) | 24 | (13, 35) | 20 | (10, 30) |
Mean FVC [mL] (SD) | 5238 | (861) | 3868 | (624) | 5079 | (874) | 3745 | (631) |
Mean FEV1[mL] (SD) | 4031 | (759) | 3099 | (552) | 3902 | (837) | 2957 | (575) |
Mean FEF25[mL/s] (SD) | 1535 | (793) | 1427 | (748) | 1562 | (871) | 1325 | (734) |
Mean FEF50[mL/s] (SD) | 4535 | (1529) | 3807 | (1127) | 4421 | (1641) | 3600 | (1182) |
Mean FEF75[mL/s] (SD) | 7876 | (2133) | 5816 | (1479) | 7528 | (2370) | 5536 | (1516) |
% FEV1/FVC≤0.7 | 15.9 | 9.3 | 19.8 | 14.1 |