Results of univariate analysis of different prognostic factors
| Cases | 3-year survival rate (%) | MST (months) | P | ||
|---|---|---|---|---|---|
| Histological | Low grade | 25 | 72.0 | 62 | < 0.05 |
| High grade | 20 | 40.0 | 31 | ||
| Masaoka stage | III | 29 | 75.9 | 54 | < 0.05 |
| IV | 16 | 25.0 | 27 | ||
| Resection | Complete | 5 | 80.0 | 71 | > 0.05 |
| Incomplete (including only biopsy) | 40 | 55.0 | 38 | ||
| Radiotherapy | Yes | 42 | 61.9 | 48 | > 0.05 |
| No | 3 | 0 | 10 | ||
| Chemotherapy | Yes | 31 | 64.2 | 49 | > 0.05 |
| No | 14 | 42.9 | 40 |