Table 1 Characteristics and survival outcomes of patients included in this study
Characteristics and survival | All | Primary surgery | Organ preservation | Inoperable tumor | p-valueA | p-valueB |
|---|---|---|---|---|---|---|
Age (years) | 60.2 (40–82) | 57.3 (41–66) | 62.7 (41–82) | 60.4 (40–80) | 0.092 | 0.264 |
Sex (male/female) | 88/4 | 17/1 | 15/2 | 56/1 | 0.439 | 0.066 |
Stages | ||||||
T1–2 | 19 (20.7%) | 1 (5.6%) | 8 (47.1%) | 10 (17.5%) | 0.005 | 0.013 |
T3–4 | 73 (79.3%) | 17 (94.4%) | 9 (52.9%) | 47 (82.5%) | ||
N0–1 | 35 (38.0%) | 7 (38.9%) | 14 (82.4%) | 14 (24.6%) | 0.009 | < 0.001 |
N2–3 | 57 (62.0%) | 11 (61.1%) | 3 (17.6%) | 43 (75.4%) | ||
Stages I–III | 19 (20.7%) | 5 (27.8%) | 14 (82.4%) | 0 | 0.001 | < 0.001 |
Stage IV | 73 (79.3%) | 13 (72.2%) | 3 (17.6%) | 57 (100%) | ||
Survival | ||||||
Complete remission | - | - | 58% | 52.6% | - | 0.653 |
Median survival (months) | 20 (4–138) | 60 (6–100) | 20 (5–77) | 18 (4–138) | 0.055 | 0.518 |
3-year survival | 38.0% | 72.2% | 29.4% | 29.8% | - | - |