Changes in polyp size and abandoned procedure rates
| Classification | Index procedure | Follow-up procedure | P value |
| Polyp size, median (IQR) mm | |||
| Group A | 20 (15–35) | 40 (20–46) | 0.031* |
| Group B | 25 (20–30) | 30 (20–40) | 0.061 |
| Proportion of patients with an increase in polyp size of ≥1 cm, n (%) | |||
| Group A | 11 (31.4%) | 0.822 | |
| Group B | 21 (27.6%) | ||
| Abandoned procedures, n (%) | |||
| Group A | 5 (5%) | 0.012† | |
| Group B | 1 (1%) | ||
*Mann-Whitney U test.
† Fisher’s Exact test.
IQR, interquartile range.