Efficacy of Xiaokeqing granules and lifestyle intervention in treating prediabetes mellitus considering metabolomic biomarkers: A randomised controlled trial

Figure 4 Comparisons of potential biomarkers between the control group and Xiaokeqing granule group. A: Important biomarkers according to random forest analysis; B: Important biomarkers according to least absolute shrinkage and selection operator regression analysis; C: Receiver operating characteristic analysis of the two core metabolomics biomarkers; D: Receiver operating characteristic curve analysis of the joint core metabolomics biomarkers. TPR: True positive rate; FPR: False positive rate; AUC: Area under the curve; CI: Confidence interval.