Table 1 Participants’ characteristics.

Age (years)

62.0 (47.0–70.0)^a

Sex (male, n, %)

2648, 32.0%

BMI (kg/m²)

22.2 (3.3)^b

Body fat percentages (%)

25.3 (7.5)^b

Smoking (current/ex/never, %)

10.2/21.5/68.2

%FEV₁ (%)

102.2 (16.2)^b

Blood eosinophils (/µL)

110.0 (68.8–182.9)^a

Blood neutrophils (/µL)

2786.4 (2242.7–3494.7)^a

Serum total IgE (IU/mL)

65.3 (27.2–168)^a

High-sensitivity CRP (ng/mL)

359 (175.0–762.3)^a

Total cholesterol (mg/dL)

203.5 (33.7)^b

LDL cholesterol (mg/dL)

117.5 (29.0)^b

HDL cholesterol (mg/dL)

67.3 (17.4)^b

Triglycerides (mg/dL)

79.0 (57.0–111.0)^a

Free fatty acids (mEq/L)

0.58 (0.19)^b