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Table 4 Comparison of mean scores for common, emergent, easy, and difficult disease cases

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

 

Differential diagnosis

CDSS group

(n = 22)

Google group (n = 22)

Residents’ group

(n = 13)

P value

Common

First position

7.4 ± 0.7

7.1 ± 0.7

8.2 ± 0.7

0.1

First three positions

8.3 ± 0.5

8.3 ± 0.5

8.6 ± 0.6

0.7

Emergent

First position

4.7 ± 0.8

4.9 ± 0.8

6.7 ± 1.0

0.004

First three positions

6.4 ± 0.7

6.2 ± 0.8

8.1 ± 1.1

0.006

Easy

First position

6.2 ± 0.9

6.6 ± 0.6

7.7 ± 0.9

0.04

First three positions

7.8 ± 0.7

7.8 ± 0.6

8.5 ± 0.8

0.3

Difficult

First position

5.8 ± 0.7

5.3 ± 0.9

7.0 ± 0.8

0.02

First three positions

6.8 ± 0.6

6.6 ± 0.7

8.0 ± 0.9

0.02

  1. Statistical method: †Kruskal–Wallis test, ‡One-way analysis of variance