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Table 6 Evaluation of scores by difficulty level between the CDSS, Google, and residents’ groups

From: Improving diagnostic accuracy using a clinical diagnostic support system for medical students during history-taking: a randomized clinical trial

Difficulty level

Differential diagnosis

Compared groups

P value

Easy

First position

CDSS vs Google

1.0

CDSS vs Residents

0.03

Google vs Residents

0.2

Difficult

First position

CDSS vs Google

1.0

CDSS vs Residents

0.1

Google vs Residents

0.02

First three positions

CDSS vs Google

1.0

CDSS vs Residents

0.04

Google vs Residents

0.02

  1. Statistical method: Dunn–Bonferroni post hoc test