Table 1 Clinicopathological characteristics of patients with non-small cell lung cancer (n = 100)
Variable | Long survival (n = 50) | Short survival (n = 50) |
|---|---|---|
Survival (days, mean ± standard error) | 1972.0 ± 78.0 | 351.8 ± 32.5 |
Age (years, mean ± standard error) | 58.0 ± 1.4 | 60.5 ± 1.3 |
Gender (male: female) | 40:10 | 41:9 |
Tumor stage: number (%) | Â | Â |
   I | 24 (48) | 11 (22) |
   II | 9 (18) | 11 (22) |
   III | 15 (30) | 20 (40) |
   IV | 2 (4) | 8 (16) |
Histology: number (%) | Â | Â |
   Adenocarcinoma | 12 (24) | 24 (48) |
   Squamous | 34 (68) | 17 (34) |
   Alveolar cell | 3 (6) | 7 (14) |
   Large cell | 1 (2) | 2 (4) |
Tumor grade: number (%) | Â | Â |
   Well differentiation | 2 (4) | 0 (0) |
   Moderate differentiation | 27 (54) | 21 (42) |
   Poor differentiation | 15 (30) | 15 (30) |
   Not recorded | 6 (12) | 14 (28) |
Lymph node metastasis: number (%) | Â | Â |
   No | 37 (74) | 23 (46) |
   Yes | 13 (26) | 27 (54) |