Table 2

Summary of included studies

TotalSelf-rating of understandingAccuracy definitionBayesian reasoningPresentation format
Number of studies2426225
Study design
 Single group1726141
 RCT60063
 Multiple groups, unclear allocation20021
Participants
 Medical students60261
 Mixed physicians1723152
 Single specialty80373
 Other40041
How was the diagnostic information presented?
 Vignette/case study60062
 Population scenario1301123
 Simulated patient30020
 2×2 table00200
 Research study extract10110
 No information/unclear32220
How was understanding assessed?
 Questionnaire (multiple choice)70370
 Questionnaire (open ended)1602155
 Interview52131
 Unclear10010
Type of scenario
 Fictitious70270
 Real life1602155
 Unclear10100
 None12110
Measure of test accuracy assessed
 Sensitivity2226204
 Specificity/FPR2425224
 LR+51250
 LR−21020
 LR categories10010
 Graphical display20021
 PPV2113193
 NPV60161
 ROC11000
  • FPR, false positive rate; LR−, negative likelihood ratio; LR+, positive likelihood ratio; NPV, negative predictive value; PPV, positive predictive value; RCT, randomised controlled trial; ROC, receiver operating characteristic.