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Table 4 Leave-one-out cross-validation (LOOCV) results for the SVM model on ADI-R items for the genetic disorder sample

From: Behavioral signatures related to genetic disorders in autism

Genetic disorder

SVM frequency of assigned class and predicted probabilities

22q11DS

Down’s

PWS

SMC15

TSC

XXY

Total

 

n

Probability

n

Probability

n

Probability

n

Probability

n

Probability

n

Probability

n

22q11DS

74

0.602

1

0.092

7

0.095

0

0.032

6

0.15

14

0.215

102

Down’s

0

0.027

1

0.166

1

0.103

0

0.097

0

0.03

0

0.047

2

PWS

7

0.099

18

0.485

68

0.537

9

0.301

7

0.12

6

0.167

115

SMC15

0

0.02

0

0.11

4

0.089

10

0.326

0

0.05

2

0.067

16

TSC

2

0.103

0

0.044

3

0.068

0

0.064

30

0.43

9

0.185

44

XXY

7

0.149

1

0.103

5

0.108

3

0.179

7

0.22

20

0.319

43

Total

90

 

21

 

88

 

22

 

50

 

51

 

322

Accuracy

74/90 (82%)

1/21 (10%)

68/88 (77%)

10/22 (45%)

30/50 (60%)

20/51 (39%)

203/322 (63%)

  1. 22q11DS, 22q11.2 deletion syndrome; ADI-R, Autism Diagnostic Interview-Revised; Down’s, Down’s syndrome; LOOCV, leave-one-out cross-validation; PWS, Prader-Willi syndrome; SMC15, supernumerary marker chromosome 15; SVM, support vector machine; TSC, tuberous sclerosis complex; XXY, Klinefelter syndrome.