Fig. 4From: Machine learning prognosis model based on patient-reported outcomes for chronic heart failure patients after dischargeExplanation of the prediction results for specific instances. This figure shows the explanation for patients with the corresponding events (a) and patients without the corresponding events (b). The base values are the average values of predictive models; and the f(x)s are the predicted risks. The bars in red and blue represent the risk factors and protective factors, respectively; the longer bars represent greater feature importance. AF, atrial fibrillation; BMI, body mass index; CHD, coronary heart disease; DIA, diabetes; DP, diastolic pressure; HBP, hypertension; FAMILYHISY, family history; HR, heart rate; Renal, renal insufficiency; SP, systolic pressureBack to article page