Characteristics | N | Value |
---|---|---|
Age, years | 130 | 71 (65–76) |
Gender (Male/Female) | 130 | 104 (80.0%)/26 (20.0%) |
BMI, kg/m2 | 130 | 23.1 (20.7–25.9) |
Smoking history (current or past/never) | 130 | 102 (78.5%)/28 (21.5%) |
Pack-years | 130 | 30 (2–46) |
FVC %pred., % | 130 | 76.2 (63.9–89.1) |
FEV1%pred., % | 130 | 76.3 (65.8–90.2) |
FEV1/FVC, % | 130 | 83.0 (76.8–87.8) |
DLCO %pred., % | 124 | 70.1 (50.8–85.7) |
CPI | 124 | 31.3 (18.2–45.4) |
KL-6, U/ml | 129 | 956 (623–1506) |
GAP stage (I/II/III) | 124 | 71 (57.3%)/50 (40.3%)/3 (2.4%) |
Follow-up period, years | 130 | 3.0 (1.4–3.8) |