EBioMedicine (Jul 2016)

Development of an E-learning System for the Endoscopic Diagnosis of Early Gastric Cancer: An International Multicenter Randomized Controlled Trial

  • K. Yao,
  • N. Uedo,
  • M. Muto,
  • H. Ishikawa,
  • H.J. Cardona,
  • E.C. Castro Filho,
  • R. Pittayanon,
  • C. Olano,
  • F. Yao,
  • A. Parra-Blanco,
  • S.H. Ho,
  • A.G. Avendano,
  • A. Piscoya,
  • E. Fedorov,
  • A.P. Bialek,
  • A. Mitrakov,
  • L. Caro,
  • C. Gonen,
  • S. Dolwani,
  • A. Farca,
  • L.F. Cuaresma,
  • J.J. Bonilla,
  • W. Kasetsermwiriya,
  • K. Ragunath,
  • S.E. Kim,
  • M. Marini,
  • H. Li,
  • D.G. Cimmino,
  • M.M. Piskorz,
  • F. Iacopini,
  • J.B. So,
  • K. Yamazaki,
  • G.H. Kim,
  • T.L. Ang,
  • D.M. Milhomem-Cardoso,
  • C.A. Waldbaum,
  • W.A. Piedra Carvajal,
  • C.M. Hayward,
  • R. Singh,
  • R. Banerjee,
  • G.K. Anagnostopoulos,
  • Y. Takahashi

DOI
https://doi.org/10.1016/j.ebiom.2016.05.016
Journal volume & issue
Vol. 9, no. C
pp. 140 – 147

Abstract

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Background: In many countries, gastric cancer is not diagnosed until an advanced stage. An Internet-based e-learning system to improve the ability of endoscopists to diagnose gastric cancer at an early stage was developed and was evaluated for its effectiveness. Methods: The study was designed as a randomized controlled trial. After receiving a pre-test, participants were randomly allocated to either an e-learning or non-e-learning group. Only those in the e-learning group gained access to the e-learning system. Two months after the pre-test, both groups received a post-test. The primary endpoint was the difference between the two groups regarding the rate of improvement of their test results. Findings: 515 endoscopists from 35 countries were assessed for eligibility, and 332 were enrolled in the study, with 166 allocated to each group. Of these, 151 participants in the e-learning group and 144 in the non-e-learning group were included in the analysis. The mean improvement rate (standard deviation) in the e-learning and non-e-learning groups was 1·24 (0·26) and 1·00 (0·16), respectively (P < 0·001). Interpretation: This global study clearly demonstrated the efficacy of an e-learning system to expand knowledge and provide invaluable experience regarding the endoscopic detection of early gastric cancer (R000012039).

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