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Table 4 Risk stratification of patients in the external validation cohort based on the random forest model

From: Development and validation of machine learning models for predicting low muscle mass in patients with obesity and diabetes

Risk group

Patients(n = 310)

Predicted risk

Observed risk

P value

Low risk (≤ 0.305)

171

14.38%

14.04%

< 0.001

High risk (>0.305)

139

54.89%

43.17%