Table 1.
Characteristics of the patients
| Male (n = 209) * | Female (n = 101)* | |
| Median (range) | ||
| Age (years) | 65 (30–86) | 59 (36–80) |
| Weight (kg) | 78 (49–116) | 63 (40–112) |
| Body Mass Index | 25.4 (16.6 – 37.0) | 25.1 (18.0 – 41.0) |
| Smoking history (pack-yr) | 40 (5–250, n = 172) | 35 (4–420, n = 81) |
| *gender of two cases not recorded | ||
| Pathological tumour stage | % (n) | |
| IA | 5.1 (15) | |
| IB | 35.9 (106) | |
| IIA | 4.4 (13) | |
| IIB | 27.5 (81) | |
| IIIA | 21.7 (64) | |
| IIIB | 5.4 (16) | |
| Total of 295 recorded | ||
| Pulmonary function tests | Number of patients | Median (range) |
| Forced expiratory volume1 (FEV1) L | 309 | 2.2 (0.5 – 4.1) |
| FEV1/Forced vital capacity (FVC) % | 294 | 69 (37 – 100) |
| FEV1 % predicted | 308 | 78 (17.3 – 130.8) |
| Minimum ppo FEV1 % predicted | 306 | 39.3 (8.1 – 69.3) |
| DLCO mmol/min/kPa | 153 | 5.8 (0.8 – 12.6) |
| DLCO % predicted | 163 | 70 (29 – 136) |
| Minimum ppo DLCO % predicted | 163 | 35.7 (15.3 – 71.6) |
| Continuous walking distance on flat without stopping, metre | 238 | 1,500 (4–15,000) |