Table 3. Histological findings on colonic polyps in the males vs. females for 3,045 polyps found on 2,400 colonoscopies.
| Histology | Women (n=1,263) | Men (n=1,782) | P-value |
|---|---|---|---|
| Hyperplastic polyps | 350 (28%) | 20.5% (n=366) | NS |
| Serrated polypsa | 10% (127) | 10 % (n=175) | NS |
| Adenoma | 52% (n=656) | 58% (n=1,032) | 0.0011 |
| Advanced adenoma | 1% (n=15) | 2% (n=36) | NS |
| Adenocarcinoma | 0.4% (n=6) | 0.5% (n=10) | NS |
| Other | 8.6% (n=109) | 9% (n=163) | NS |
NS, non-significant.
Other: benign mucosa, inflammation, leiomyoma, or lymphoid tissue.
a
Hyperplastic polyps more than 1 cm in size in the right colon were counted as serrated polyps.