Table 2 Discrimination results between dementia and non-dementia groups using machine learning.

From: Identifying neurocognitive disorder using vector representation of free conversation

 

Data

Incorrect

Accuracy

Sensitivity

Specificity

χ2

p value

All data

432

43

0.900

0.881

0.916

0.402

0.526

Data that meets the criteria for training

324

27

0.917

0.929

0.909

–

–

Male

162

17

0.895

0.733

0.957

0.015

0.901

Female

270

26

0.904

0.926

0.877

–

–

Age < 75 years

178

12

0.933

0.881

0.949

2.902

0.088

Age ≥ 75 years

254

31

0.878

0.881

0.874

–

–

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