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©The Author(s) 2018.
World J Gastroenterol. Feb 28, 2018; 24(8): 905-916
Published online Feb 28, 2018. doi: 10.3748/wjg.v24.i8.905
Published online Feb 28, 2018. doi: 10.3748/wjg.v24.i8.905
Table 2 Risk factors for colorectal cancer at AA/TSA/ASSA resection site
| Risk factors | Univariate analysis, HR (95%CI) | P value | Multivariate analysis, HR (95%CI) | P value |
| Male sex (M:F) | 1.74 (1.01-2.98) | 0.04 | 2.87 ( 1.14-6.81) | 0.03 |
| Age at polypectomy (≥ 70) | 2.51 (1.47-4.27) | < 0.01 | 2.31 (1.04-5.12) | 0.04 |
| Polyp size (≥ 20 mm) | 2.60 (1.17-5.78) | 0.02 | 3.70 (1.07-12.77) | 0.04 |
| Degree of Dysplasia (High:Low) | 1.90 (1.06-3.41) | 0.03 | 2.59 (1.09-6.18) | 0.03 |
| Polyp location (Left colon: Right colon) | 0.10 (0.04-0.22) | < 0.01 | 0.09 (0.03-0.29) | < 0.01 |
| Polyp location (Rectum: Right colon) | 0.47 (0.22-1.02) | 0.06 | - | - |
| Number of polyps resected at polypectomy (> 3 polyps) | 2.40 (1.10-5.24) | 0.03 | 5.94 (1.98-17.79) | < 0.01 |
| Polypectomy device used (Hot snare: Cold snare) | 1.24 (0.49-3.75) | 0.46 | - | - |
| Polyp shape (Flat: Pedunculated) | 6.15 (2.67-14.15) | < 0.01 | 2.79 (0.94-15.23) | 0.06 |
| Piecemeal removal (Yes:No) | 2.80 (1.44-5.46) | < 0.01 | 5.42 (1.82-16.20) | 0.01 |
| Injection-assisted endoscopic mucosal resection (EMR) (Yes:No) | 2.15 (0.98-4.68) | 0.06 | - | - |
- Citation: Mouchli MA, Ouk L, Scheitel MR, Chaudhry AP, Felmlee-Devine D, Grill DE, Rashtak S, Wang P, Wang J, Chaudhry R, Smyrk TC, Oberg AL, Druliner BR, Boardman LA. Colonoscopy surveillance for high risk polyps does not always prevent colorectal cancer. World J Gastroenterol 2018; 24(8): 905-916
- URL: https://www.wjgnet.com/1007-9327/full/v24/i8/905.htm
- DOI: https://dx.doi.org/10.3748/wjg.v24.i8.905