Sample characteristics
| Sample characteristics | Forceps biopsy | Criobiopsy | p |
| Number of biopsies | 3.79 | 3.5 | 0.302 |
| Longest diameter (mm) | 5.64 | 14.93 | <0.005 |
| Specimen area (mm2) | 18.71 | 130.36 | <0.005 |
| Crush artefact (%) | 12.14 | 7.64 | 0.302 |
| Necrotic tissue (%) | 22.86 | 21.07 | 0.781 |
| Appropriate tissue area (%) | 11.35 | 86.16 | 0.001 |