Clinical Study
Novel Jumbo Biopsy Forceps for Surveillance of Inflammatory Bowel Disease: A Comparative Retrospective Assessment
Table 2
Comparison of biopsy size and quality between RJ4 and standard large diameter forceps.
| | RJ4 () | Standard large diameter () | |
| Diameter mean (mm) | 4.45 (95% CI: 4.25–4.64) | 4.55 (95% CI: 4.39–4.72) | |
| Depth mean (mm) | 0.66 (95% CI: 0.64–0.68) | 0.55 (95% CI: 0.53–0.57) | |
| Depth level | | | | Mucosa | 14% (48) | 10% (32) | | Muscularis mucosa | 67% (224) | 72% (221) | Submucosa | 18% (61) | 19% (62) |
| Crush artifact | | | | Minimal | 91% (304) | 94% (316) | | Mild | 9% (29) | 5% (18) | Severe | 0% (0) | 0% (1) |
| Acceptability for diagnosis | | | | Adequate | 89% (298) | 96% (316) | | Suboptimal | 9% (31) | 3% (9) | Inadequate | 1% (4) | 1% (4) |
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