Table 1 Anthropometric and baseline spirometric statistics of the study population
From: Responses of FEV6, FVC, and FET to inhaled bronchodilator in the adult general population
men (n = 260) | women (n = 368) | |||||
|---|---|---|---|---|---|---|
mean (SD) | 95% CI | range | mean (SD) | 95% CI | range | |
age [yrs] | 48.6 (12.7) | 47.0–50.1 | 26.3–74.2 | 49.5 (13.2) | 48.2–50.9 | 25.7–74.4 |
height [m] | 1.78 (0.07) | 1.77–1.79 | 1.62–1.98 | 1.64 (0.06) | 1.63–1.64 | 1.46–1.83 |
weight [kg] | 83.9 (14.1) | 82.2–85.6 | 52.4–139.0 | 68.8 (13.7) | 67.4–70.2 | 44.0–133.0 |
BMI [kg/m2] | 26.5 (4.3) | 26.0–27.0 | 17.1–44.9 | 25.7 (5.1) | 25.2–26.2 | 16.9–53.3 |
baseline FVC [l] | 5.075 (0.911) | 4.964–5.187 | 2.182–8.033 | 3.549 (0.660) | 3.482–3.617 | 2.013–5.388 |
baseline FVC % of reference* | 98.1 (12.3) | 96.6–99.6 | 50.8–131.2 | 99.5 (12.5) | 98.2–100.7 | 71.9–144.6 |
baseline FEV1 [l] | 3.897 (0.832) | 3.795–3.999 | 1.016–5.895 | 2.784 (0.591) | 2.724–2.845 | 0.992–4.495 |
baseline FEV1 % of reference* | 92.9 (14.9) | 91.0–94.7 | 29.3–128.7 | 94.7 (13.1) | 93.3–96.0 | 40.6–132.8 |
baseline FEV6 [l]** | 4.888 (0.937) | 4.774–5.002 | 2.14–7.75 | 3.437 (0.675) | 3.368–3.506 | 1.84–5.31 |
baseline FET [s] ± | 11.5 (4.3) | 11.0–12.1 | 1.6–37.0 | 10.5 (4.5) | 10.0–10.9 | 1.7–36.8 |
baseline FEV1/FVC [%] | 76.5 (7.8) | 75.5–77.5 | 34.8–96.3 | 78.3 (7.0) | 77.6–79.0 | 44.7–92.9 |
baseline FEV1/FVC % of reference* | 94.5 (9.6) | 93.4–95.7 | 42.6–121.2 | 95.3 (8.0) | 94.5–96.1 | 55.1–114.9 |
pack-years mean (SD) | range | pack-years mean (SD) | range | |||
non-smokers† | n = 112 | n.a. | n.a. | n = 226 | n.a. | n.a. |
former smokers | n = 59 | 23.6 (16.9) | 5.5–82.5 | n = 49 | 18.0 (13.7) | 1.2–66.0 |
current smokers | n = 89 | 26.2 (22.0) | 0.4–95.0 | n = 93 | 19.1 (16.0) | 0.6–86.0 |