1.
患者基本资料及5年DFS
Baseline characteristics and 5-yr DFS of patients
| n | Relapse and metastasis | P | 5-yr DFS | P | ||
| Yes | No | |||||
| EGFR: epidermal growth factor receptor; VATS: video-assisted thoracic surgery; DFS: disease-free survival; Ad: adenocarcinoma; Sq: sqaumous cell carcinoma. | ||||||
| Age (yr) | 0.159 | 0.146 | ||||
| < 70 | 311 | 52 (16.7%) | 259 (83.3%) | 83.6% | ||
| ≥70 | 105 | 24 (22.9%) | 81 (77.1%) | 77.0% | ||
| Gender | 0.981 | 0.887 | ||||
| Male | 214 | 39 (18.2%) | 175 (81.8%) | 82.2% | ||
| Female | 202 | 37 (18.3%) | 165 (81.7%) | 81.6% | ||
| Smoking | 0.862 | 0.974 | ||||
| Yes | 166 | 31 (18.7%) | 135 (81.3%) | 80.0% | ||
| No | 250 | 45 (18.0%) | 205 (82.0%) | 82.5% | ||
| Cardiopulmonary complications | 0.065 | 0.031 | ||||
| Yes | 148 | 34 (23.0%) | 114 (77.0%) | 75.9% | ||
| No | 268 | 42 (15.7%) | 226 (84.3%) | 85.3% | ||
| Location | 0.519 | 0.367 | ||||
| Right | 249 | 43 (17.3%) | 206 (82.7%) | 83.9% | ||
| Left | 167 | 33 (19.8%) | 134 (80.2%) | 78.2% | ||
| Surgery | 0.072 | 0.288 | ||||
| VATS | 192 | 28 (14.6%) | 164 (85.4%) | 84.2% | ||
| Open | 224 | 48 (21.4%) | 176 (78.6%) | 80.8% | ||
| Histology | 0.250 | 0.215 | ||||
| Ad | 321 | 64 (19.9%) | 257 (80.1%) | 81.1% | ||
| Sq | 61 | 7 (11.5%) | 54 (88.5%) | 88.3% | ||
| Others | 34 | 5 (14.7%) | 29 (85.3%) | 84.8% | ||
| pT stage | 0.006 | 0.002 | ||||
| T1a | 28 | 4 (14.3%) | 24 (85.7%) | 83.2% | ||
| T1b | 124 | 13 (10.5%) | 111 (89.5%) | 89.9% | ||
| T1c | 90 | 14 (15.6%) | 76 (84.4%) | 85.7% | ||
| T2a | 174 | 45 (25.9%) | 129 (74.1%) | 73.8% | ||
| EGFR mutation | 0.950 | 0.828 | ||||
| (+) | 90 | 12 (13.3%) | 78 (86.7%) | 86.2% | ||
| (-) | 29 | 4 (13.8%) | 25 (86.2%) | 85.1% | ||