Table 1.
Subject characteristics of 30 lung cancer patients.
| Variables | |
| Age (years) mean±SD | 62.0±10.4 |
| Male n (%) | 23 (73.7) |
| Smoking history | |
| Former smokers n (%) | 27 (90) |
| Never smokers n (%) | 3 (10) |
| Pack–year mean±DP | 52.5±33.4 |
| Spirometry mean±DP | |
| FEV1 % prev | 75.0±19.1 |
| FVC % prev | 86.7±13.1 |
| FEV1 / FVC % | 71.8±12.2 |
| Histological types n (%) | |
| Adenocarcinoma | 14 (46.7) |
| Squamous cells | 9 (30) |
| SCLC | 2 (6.7) |
| Others | 5 (16.7) |
| KPS mean±SD | 93.2±9.9 |
| Staging status n (%) | |
| I and II | 14 (46.7) |
| III | 13 (43.3) |
| IV | 3 (10) |
| Mini Mental mean±SD | 27.9±1.9 |
SD, standard deviation; FEV1, forced expiratory volume in the first second; FVC, forced vital capacity; SCLC, small cell lung cancer; KPS, Karnofsky Performance Status.