CNN: convolutional neural network; ANN: artificial neural network; LVEF: left ventricular ejection fraction; HF: heart failure; BP: blood pressure; DBP: diastolic blood pressure; NRI: net reclassification index; UNOS: United Network for Organ Sharing; ECG: electrocardiogram; TTE: transthoracic echocardiogram; SBP: systolic blood pressure; PPV: positive predictive value; NPV: negative predictive value; ML: machine learning; Hba1c: glycosylated hemoglobin; SGLT2: sodium-glucose cotransporter-2. This evidence concerns the gene SLC5A2 and hydrops fetalis.