Interpretation of endoscopic characteristics of colorectal polyps with Blue Light Imaging A study of BLI images and videos of colorectal polyps will be presented initially as a training set followed by with explanation and teaching in a didactic session to two separate groups. A post-test will be conducted to look at the quality of the learning experience. To evaluate the teaching tool regarding the criteria for BLI images of colorectal polyps by the following measures * Inter-observer agreement between same and different groups * Accuracy in describing the morphology of colorectal polyps • This new teaching tool will improve * Inter-observer agreement by at least 5%- 10% (depending on the group) * Accuracy by at least 5%- 10% (depending on the group)• To determine the improvement of inter-observer agreement in identifying/ describing colorectal polyps after the didactic session in both the groups * Overall Accuracy, Sensitivity, Specificity, Positive predictive value and negative predictive value pre-and post-test in both the groups
Study Type
OBSERVATIONAL
Enrollment
30
This is a teaching session on how to identify the colorectal polyps shot in blue light imaging.
inter-observer agreement in identifying/ describing colorectal polyps
it is measured by kappa statistic which measures the agreements of the total interpretations
Time frame: 1 year
Accuracy
Accuracy comparison between training and non training groups
Time frame: 1 year
Sensitivity
Sensitivity comparison between training and non training groups
Time frame: 1 year
Specificity
Specificity comparison between training and non training groups
Time frame: 1 year
Positive predictive value
Positive predictive value comparison between training and non training groups
Time frame: 1 year
Negative predictive value
Negative predictive value comparison between training and non training groups
Time frame: 1 year
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