Cord Spreckelsen|Jana Juenger
Repeated testing improves achievement in a blended learning approach for risk competence training of medical students: results of a randomized controlled trial
RWTH Aachen University|Heidelberg University
adequate estimation communication risks critical competence physicians due evident lack competences effective training addressing risk competence medical education needed testenhanced learning shown produce marked effects achievements study aimed investigate effect repeated tests implemented top blended learning program risk competencewe introduced blendedlearning curriculum risk estimation risk communication based set operationalized learning objectives integrated mandatory course evidencebased medicine thirdyear students randomized controlled trial addressed effect repeated testing achievement measured students pre posttraining score nine multiplechoice items basic numeracy statistical literacy assessed baseline analysis relied descriptive statistics histograms box plots scatter plots summary descriptive measures bootstrapped confidence intervals analysis covariance ancova effect sizes cohens r based adjusted means standard deviationsall 114 students enrolled course consented take part study assigned either intervention control group n 57 balanced randomization five participants dropped due noncompliance control 4 intervention 1 groups profited considerably program general cohens overall pre vs post scores 261 repeated testing yielded additional positive effect covariate baseline score exhibits relation postintervention score f1 106 288 p 05 significant effect intervention repeated tests scenario learning achievement f1106 1272 p 05 94 r 42 95 ci 26 57 however subgroup participants high initial numeracy score similar effect could observeddedicated training improve relevant components risk competence medical students already promising overall effect blended learning approach improved significantly implementing testenhanced learning design namely repeated testing students high initial numeracy score profit equally repeated testing targetgroup specific optout may offered