Surveillance information by primary method of recurrence detection
| All patients | Tumor marker | Scan | Surgery | Symptoms | P value | |
| n=147 | n=46 | n=81 | n=3 | n=17 | ||
| Surveillance time, months | 6.5 (5–10.8) | 6 (4–10) | 5 (3–6) | 5.5 (3–8.25) | 0.372 | |
| Recurrence location | 0.078 | |||||
| Extra-abdominal | 18 (12%) | 5 (11%) | 10 (12%) | 0 (0%) | 3 (18%) | |
| Multisite, peritoneal | 89 (61%) | 27 (59%) | 51 (63%) | 3 (100%) | 8 (47%) | |
| Other | 3 (2.0%) | 3 (6.5%) | 0 (0%) | 0 (0%) | 0 (0%) | |
| Pelvis/vaginal/inguinal | 13 (8.8%) | 4 (8.7%) | 4 (4.9%) | 0 (0%) | 5 (29%) | |
| Retroperitoneal nodes | 15 (10%) | 6 (13%) | 9 (11%) | 0 (0%) | 0 (0%) | |
| Upper abdomen | 9 (6.1%) | 1 (2.2%) | 7 (8.6%) | 0 (0%) | 1 (5.9%) |