Table 1.
Clinical characteristics of the index patients included in this study (n = 332)
| Clinical characterization | Individuals % | |
|---|---|---|
| Number of polyps | ||
| <10 | 53 (16.0%) | |
| 10–50 | 188 (56.6%) | |
| 50–100 | 49 (14.8%) | |
| >100 | 29 (8.7%) | |
| Unknown | 13 (3.9%) | |
| Type of polyps | ||
| Adenomas | 149 (44.9%) | |
| Adenoma + hyperplastic | 103 (31.0%) | |
| Adenomas + hyperplastic + serrated | 32 (9.6%) | |
| Adenoma + serrated | 7 (2.1%) | |
| Hyperplastic + serrated | 2 (0.6%) | |
| Hyperplastic | 5 (1.5%) | |
| Serrated | 1 (0.3%) | |
| Unknown | 33 (9.9%) | |
| Age at diagnosis with polyposis | ||
| >50 y | 186 (56.0%) | |
| ≤50 y | 146 (44.0%) | |
| Diagnosed with CRC | ||
| Yes | 126 (38.0%) | |
| No | 206 (62.0%) | |
| Sex | ||
| Male | 191 (57.5%) | |
| Female | 141 (42.5%) | |