Retrospective Study
Copyright ©The Author(s) 2022.
World J Gastrointest Oncol. May 15, 2022; 14(5): 1027-1036
Published online May 15, 2022. doi: 10.4251/wjgo.v14.i5.1027
Table 3 Quantitative analysis of interobserver variation

Vmax (cm3)
Vmin (cm3)
Mean (cm3)
SD (cm3)
MVR
CV
Before the education program1112.79624.69809.82141.171.7817.43
After the education program949.53603.97705.21100.531.5714.26
Decrease ratio14.67%3.32%12.92%28.79%11.80%18.19%