PLA2G7 and myalgic encephalomeyelitis/chronic fatigue syndrome: The ROC curve analysis (Fig. 6) showed that Lp-PLA2 (AUC values = 0.978; CI = 0.959–0.993; P < 0.0001) was better in predicting CFS than TC (0.621; CI = 0.537–0.706; P = 0.0064), TG (0.603; CI = 0.518–0.688; P = 0.021), male sex(0.592; CI = 0.506–0.677; P = 0.040)and hypertension (0.576; CI = 0.503–0.645; P = 0.036).