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| Category | Subcategory | FAP (%) | Non-FAP (%) | Total (%) |
| Location | Intra-abdominal | 10 (59) | 5 (13) | 15 (27) |
| Abdominal wall | 5 (29) | 10 (26) | 15 (27) | |
| Extra-abdominal | 2 (12) | 23 (61) | 25 (46) | |
| M/F | Male | 8 (47) | 14 (37) | 22 (40) |
| Female | 9 (53) | 24 (63) | 33 (60) | |
| Mean age at diagnosis (range) | 23.6 (0–44) | 32.7 (2–67) |
