Efficacy of international web-based educational intervention in the detection of high-risk flat and depressed colorectal lesions higher (CATCH project) with a video: Randomized trial

Iwatate, Mineo and Hirata, Daizen and Francisco, Carlos Paolo D. and Co, Jonard Tan and Byeon, Jeong-Sik and Joshi, Neeraj and Banerjee, Rupa and Quach, Duc Trong and Aye, Than Than and Chiu, Han-Mo and Lau, Louis H. S. and Ng, Siew C. and Ang, Tiing Leong and Khomvilai, Supakij and Li, Xiao-Bo and Ho, Shiaw-Hooi and Sano, Wataru and Hattori, Santa and Fujita, Mikio and Murakami, Yoshitaka and Shimatani, Masaaki and Kodama, Yuzo and Sano, Yasushi and Team, CATCH Project (2022) Efficacy of international web-based educational intervention in the detection of high-risk flat and depressed colorectal lesions higher (CATCH project) with a video: Randomized trial. Digestive Endoscopy, 34 (6). pp. 1166-1175. ISSN 0915-5635, DOI https://doi.org/10.1111/den.14244.

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Abstract

Objectives Three subcategories of high-risk flat and depressed lesions (FDLs), laterally spreading tumors non-granular type (LST-NG), depressed lesions, and large sessile serrated lesions (SSLs), are highly attributable to post-colonoscopy colorectal cancer (CRC). Efficient and organized educational programs on detecting high-risk FDLs are lacking. We aimed to explore whether a web-based educational intervention with training on FIND clues (fold deformation, intensive stool/mucus attachment, no vessel visibility, and demarcated reddish area) may improve the ability to detect high-risk FDLs. Methods This was an international web-based randomized control trial that enrolled non-expert endoscopists in 13 Asian countries. The participants were randomized into either education or non-education group. All participants took the pre-test and post-test to read 60 endoscopic images (40 high-risk FDLs, five polypoid, 15 no lesions) and answered whether there was a lesion. Only the education group received a self-education program (video and training questions and answers) between the tests. The primary outcome was a detection rate of high-risk FDLs. Results In total, 284 participants were randomized. After excluding non-responders, the final data analyses were based on 139 participants in the education group and 130 in the non-education group. The detection rate of high-risk FDLs in the education group significantly improved by 14.7% (66.6-81.3%) compared with -0.8% (70.8-70.0%) in the non-education group. Similarly, the detection rate of LST-NG, depressed lesions, and large SSLs significantly increased only in the education group by 12.7%, 12.0%, and 21.6%, respectively. Conclusion Short self-education focusing on detecting high-risk FDLs was effective for Asian non-expert endoscopists. (UMIN000042348).

Item Type: Article
Funders: Asian Endoscopy Research Forum (AERF) research grant (2020/21)
Uncontrolled Keywords: Colonoscopy; Detection; Education; flat and depressed lesions; Randomized trial
Subjects: R Medicine > RC Internal medicine
Divisions: Faculty of Medicine > Medicine Department
Depositing User: Ms. Juhaida Abd Rahim
Date Deposited: 24 Nov 2023 01:08
Last Modified: 24 Nov 2023 01:08
URI: http://eprints.um.edu.my/id/eprint/41475

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