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The selection of clinico-radiological features using LASSO logistic regression. (A) Optimal feature selection according to AUC value. (B) LASSO coefficient profiles of the 24 clinico-radiological features. Vertical line is drawn at the selected value using 10-fold cross-validation, where optimal λ resulted in 5 non-zero coefficients. LASSO, least absolute shrinkage and selection operator; AUC, area under the receiver operating characteristic curve.
