Subjects n | 445 |
Age years | 66.94±9.41 |
Male sex | 300 (67.41) |
BMI kg·m−2 | 27.22±6.401 |
Current smoker | 156 (35.05) |
Pack-years | 52.31±27.82 |
Duration of COPD years | 7.77±1.55 |
Exacerbations in the previous year | 1.13±0.84 |
Any LABA | 351 (78.87) |
Any LAMA | 292 (65.61) |
Any inhaled glucocorticoids | 321 (72.13) |
mMRC dyspnoea scale score# | 1.50±0.99 |
SGRQ total score¶ | 37.48±17.89 |
CAT score+ | 14.88±6.86 |
Post-bronchodilator FEV1 % pred | 54.66±16.87 |
Post-bronchodilator FEV1/FVC | 45.47±13.40 |
Post-bronchodilator TLC % pred | 112.78±20.52 |
Post-bronchodilator RV % pred | 151.37±48.94 |
Reversibility§ | 28 (6.70) |
Fractional exhaled nitric oxide ppm | 20.56±13.40 |
Atopy | 87 (23.45) |
BODE total score | 2.51±2.03 |
Potential pathogenic bacteria in the sputum | 75 (16.85) |