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. Author manuscript; available in PMC: 2021 Jul 1.
Published in final edited form as: Mol Psychiatry. 2020 Jun 26;26(1):70–79. doi: 10.1038/s41380-020-0825-2

Table 1. overview of studies.

First Author (Year) Disorder Machine Learning Methods Data Models Comparators
Aguiar-Pulido et al. (2010; 2013)1 Schizophrenia AdaBoost, BFTree, DNTB, decision tables, SVM (kernel not reported), naïve Bayes, Bayesian networks, MDR, neural network (RBF, linear, perceptron), evolutionary computation SNPs 12
Yang et al. (2010) Schizophrenia AdaBoost (of SVM (RBF)), SVM (RBF) SNPs 2
Pirooznia et al. (2012) Bipolar Disorder Bayesian networks, random forest, neural network (RBF), SVM (kernel not reported) SNPs 16 PRS, LR
Li et al. (2014) Bipolar Disorder, Schizophrenia LASSO, Ridge, SVM (linear) SNPs 6
Engchuan et al. (2015) Autism Neural network (perceptron), SVM (Linear), random forest, CIF CNVs 4
Acikel et al. (2016) Bipolar Disorder MDR, random forest, k-NN, naïve Bayes SNPs 5
Guo et al. (2016) Anorexia nervosa LASSO, SVM (RBF), GBM SNPs 3
Laksshman et al. (2017) Bipolar Disorder Decision tree, random forest, neural network (CNN) Exomes 3
Chen et al. (2018) Schizophrenia Neural network (perceptron) PRS 4 PRS, LR
Wang et al. (2018) Schizophrenia, Bipolar Disorder, Autism Neural networks (cRBM) SNPs, gene expression 9 LR
Ghafouri-Fard et al. (2019) Autism Neural network (with embedding layer) SNPs 1
Trakadis et al. (2019) Schizophrenia LASSO, random forest, SVM (kernel not reported), GBM (XGBoost) Exomes 4
Vivian-Griffiths et al. (2019) Schizophrenia SVM (linear, RBF) SNPs 8 PRS
1

Merged in extraction [34, 36]. BFTree: best-first decision tree, CIF: conditional inference forest, cRBM: conditional restricted Boltzmann machine, CNN: convolutional neural network, DNTB: Decision table naïve Bayes, GBM: gradient boosting machine, ?-NN: ^-nearest neighbours, LASSO: least absolute shrinkage and selection operator, LR: logistic regression, MDR: multifactor dimensionality reduction, PRS: polygenic risk score, RBF: radial basis function, SVM: support vector machine