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Impact of operative procedures (non-anatomical versus anatomical resection) was examined in patients with PVI-S, depending on cumulative survival rate and disease-free survival rates
| Factors |
Survival rates (%) |
P value | ||
| 1 yr | 3 yr | 5 yr | ||
| Cumulative survival | ||||
| Anatomical resection (n = 26) | 96.2 | 83.9 | 55.0 | 0.0782 |
| Non-anatomical resection (n = 18) | 100 | 65.8 | 46.1 | |
| Disease-free survival | ||||
| Anatomical resection (n = 26) | 90.9 | 32.2 | 32.2 | 0.0370 |
| Non-anatomical resection (n = 18) | 52.9 | 22.1 | 14.7 | |
