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Table 2 Mean accuracies of the CDT and RCFT-copy for the prediction of cognitive impairment

From: Use of the Clock Drawing Test and the Rey–Osterrieth Complex Figure Test-copy with convolutional neural networks to predict cognitive impairment

 

No. of images

No. of images training: validation dataset

Mean accuracy of validation dataset (%)

CDT

NC vs CI

(1362:879)

1569:672

77.37 ± 1.77

 

NC vs MI (1362:537)

1330:569

78.04 ± 2.75

 

NC vs SI

(1362:342)

1193:511

91.45 ± 0.83

 

NC vs MI vs SI

(1362:537:342)

1569:672

71.06 ± 0.75

RCFT-copy

NC vs CI

(1233:1707))

2058:882

83.52 ± 1.41

 

NC vs MI

(1233:1101)

1634:700

NT

 

NC vs SI

(1233:606)

1288:551

90.10 ± 1.33

 

NC vs MI vs SI

(1233:1101:606)

2058:882

71.50 ± 1.16

  1. CDT, clock drawing test; RCFT, Rey–Osterrieth Complex Figure Test; NC, normal cognition; MI, mild impairment of cognition; SI, severe impairment of cognition; NT, not being trained
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Alzheimer's Research & Therapy

ISSN: 1758-9193