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Cumulative Incidence of Development of Colorectal Cancer and Duodenal Adenoma.
| Colorectal cancer | Duodenal cancer | ||||||
|---|---|---|---|---|---|---|---|
| Age (Years) | Profuse type | Sparse type | AFAP | Profuse type | Sparse type | AFAP | |
| 20 | 0% | 1.1% | 0% | 1.3% | 1.1% | 0% | |
| 30 | 21.4% | 9.6% | 13.1% | 7.8% | 8.4% | 5.8% | |
| 40 | 47.7% | 41.1% | 20.4% | 32.4% | 28.4% | 18.4% | |
| 50 | 68.3% | 54.8% | 31.1% | 52.1% | 38.3% | 23.5% | |
| 60 | - | 80.2% | 55.3% | 71.3% | 48.9% | 23.5% | |
