Table 1.
Characteristics of the overall patients and by gender
| Variable | All patients | Men | Women |
|---|---|---|---|
| (n = 97) | (n = 49) | (n = 48) | |
| Age median (range) | 67.5 +/- 10.5 | 69.1 +/- 10.5 | 65.8 +/- 10.4 |
| BMI (mean +/- SD) | 25.5 ± 5.20 | 26.3 ± 4.4 | 24.7 ± 5.8 |
| Smoking habits | |||
| • Current smokers n (%) | 60 (61.9%) | 27 (55.1) | 33 (68.8) |
| • Former smokers n (%) | 22 (22.7%) | 18 (36.7) | 4 (8.3)* |
| • Never smokers n (%) | 15 (15.6%) | 4 (8.2) | 11 (22.9)* |
| GOLD class n (%) | |||
| • 1 | 18 (18.6) | 9 (18.4) | 9 (18.8) |
| • 2 | 55 (56.7) | 27 (55.1) | 28 (58.3) |
| • 3 | 20 (20.6) | 12 (24.5) | 8 (16.7) |
| • 4 | 4 (4.1) | 1 (2.0) | 3 (6.3) |
| Medication for COPD n (%) | |||
| • None | 6 (7.4) | 1 (2.4) | 5 (12.5) |
| • Long Acting Muscarinic Antagonist (LAMA) | 53 (55) | 28 (57) | 25 (52) |
| • Long Acting Beta Adrenergic (LABA) | 64 (66) | 35 (71) | 29 (60) |
| • Inhaled Corticosteroids (ICS) | 61 (63) | 35 (71) | 26 (54) |
| AECOPD/year, median (IQR) | 2 (1-2) | 2 (1-2) | 2 (1-2.5) |
| Frequent exacerbators n (%) | 55 (56.7) | 25 (51.0) | 30 (62.5) |
| Hospitalized for AECOPD in the last year, n (%) | 50 (51.6) | 25 (51.0) | 25 (52.0) |
| FEV1%pred, mean ± SD | 62.3 ± 18.0 | 62.4 ± 17.3 | 62.2 ± 18.9 |
| VC%pred, mean ± SD | 83.1 ± 18.1 | 82.0 ± 18.3 | 84.1 ± 18.0 |
| FEV1/VC%, mean ± SD | 53.8 ± 11.4 | 54.0 ± 11.5 | 53.6 ± 11.4 |
| MEF50% pred, mean ± SD | 28.8 ± 21.4 | 28.8 ± 20.6 | 28.8 ± 22.4 |
*Significant difference (p < 005) between men and women.