Table 3.
Subgroup analysis outcomes
| Outcome | With submucosal uplifting effect |
Without submucosal uplifting effect |
||
|---|---|---|---|---|
| n | % | n | % | |
| R0 resection rate | 608 | 90% (95% CI, 0.81-0.94; I2=84%) | 593 | 82% (95% CI, 0.79-0.85; I2=0%)† |
| En bloc resection rate | 978 | 85% (95% CI, 0.79-0.91; I2=83%) | 203 | 74% (95% CI, 0.47-0.94; I2=94%)† |
| Intraprocedural bleeding | 826 | 3% (95% CI, 0.01-0.05; I2=43%) | 629 | 0% (95% CI, 0-0.01; I2=0%) |
| Delayed bleeding | 696 | 0% (95% CI, 0-0.01; I2=0%) | 241 | 1% (95% CI, 0-0.02; I2=7%)† |
| Perforation | 1380 | 0% (95% CI, 0-0.01; I2=2%) | 726 | 0% (95% CI, 0-0; I2=0%) |
| Postpolypectomy syndrome | 601 | 0% (95% CI, 0-0; I2=0%) | 180 | 1% (95% CI, 0-0.03; I2=9%)† |
(a) Pooled proportions according to presence of submucosal uplifting effect, CI, confidence interval. †Fewer than five studies were included in the analysis.