Receiver operating characteristic (left) and precision-recall (right) curves for prediction of intradialytic hypotension (IDH). (A) Prediction of IDH-1. (B) Prediction of IDH-2. (C) Prediction of IDH-3. RNN, recurrent neural network; MLP, multilayer perceptron; LightGBM, Light Gradient Boosting Machine; LR, logistic regression; AUC, area under the curve.