Training gastroenterology fellows to perform gastric polypectomy using a novel ex vivo model

Table 1 Assessments at baseline (all fellows) and of year-1 fellows after training on the ex vivo simulator

	Year-2 initialassessment	Year-1 initialassessment	Year-1 finalassessment	Pvalue1	Pvalue2	Pvalue3
Setting up equipment	3.6 ± 0.5	3.3 ± 0.5	5.0 ± 0.0	0.160	< 0.001	0.003
Communication with the assistant	4.5 ± 0.6	3.6 ± 0.3	4.6 ± 0.3	0.180	0.35	0.007
Proper localization and snaring	4.4 ± 0.5	4.0 ± 0.8	4.4 ± 0.5	0.229	0.50	0.107
Removal of polyp and avoidance of tissue injury	4.1 ± 0.3	4.5 ± 0.3	4.6 ± 0.3	0.104	0.15	0.091
Successful application of hemoclips	4.4 ± 0.5	2.6 ± 0.5	3.6 ± 0.9	0.001	0.088	0.081

¹Year-2 fellow assessment vs year-1 fellow initial assessment; unpaired t test;

²year-2 fellow assessment vs year-1 fellow final assessment; unpaired t test;

³year-1 fellow initial assessment vs year-1 fellow final assessment; paired t test.