Table 4 Death causes
| Death causes | Group A (n = 86) | Group B (n = 35) | P = 0.959 |
|---|---|---|---|
| Tumor metastasis, n (%) | 37 (40.7 %) | 16 (40.0 %) | |
| Massive hemorrhage, n (%) | 28 (30.8 %) | 11 (27.5 %) | |
| Non-tumor-related factors, n (%) | 18 (19.8 %) | 7 (17.5 %) | |
| Restenosis, n (%) | 3 (1.1 %) | 1 (2.5 %) |