Main clinical and biological characteristic of study group 1
| Variable | Overall cohort (n=80) |
| Age (years) | |
| Median±SD | 62±10 |
| Range | 49–83 |
| pTNM stage | |
| Stage III | 70 (87.5%) |
| Stage IV | 10 (12.5%) |
| Debulking | |
| R0 | 28 (35%) |
| R1 | 8 (10%) |
| R2 | 44 (55%) |
| Vital status of patients | |
| Alive | 27 (33.7%) |
| Dead | 53 (66.3%) |
pTNM, pathological tumor, node, metastasis.