Table 1.
Baseline characteristics
| Characteristics | Group A (n = 59) | Group B (n = 50) |
|---|---|---|
| Age (years) | ||
| ≥ 65 | 20 (33.9%) | 15 (30.0%) |
| < 65 | 39 (66.1%) | 35 (70.0%) |
| Gender | ||
| Male | 43 (72.9%) | 43 (86.0%) |
| Female | 16 (27.1%) | 7 (14.0%) |
| ECOG performance status score | ||
| 0 | 8 (13.6%) | 6 (12.0%) |
| 1 | 49 (83.1%) | 38 (76.0%) |
| 2 | 2 (3.4%) | 6 (12.0%) |
| Tumor differentiation | ||
| Undifferentiated or poorly differentiated | 16 (27.1%) | 18 (36.0%) |
| Moderately or well differentiated | 43 (72.9%) | 32 (64.0%) |
| Previous tumor surgery | ||
| Yes | 38 (64.4%) | 34 (68.0%) |
| No | 21 (35.6%) | 16 (32.0%) |
| Previous chemotherapy | ||
| One line | 19 (32.2%) | 20 (40.0%) |
| Two or more lines | 40 (67.8%) | 30 (60.0%) |
| Previous hypertension | ||
| Yes | 16 (27.1%) | 17 (34.0%) |
| No | 43 (72.9%) | 33 (66.0%) |