Fig. 3From: Associations of geriatric nutrition risk index and other nutritional risk-related indexes with sarcopenia presence and their value in sarcopenia diagnosisROC curves of the concerned indexes for distinguishing between sarcopenia and non-sarcopenia in the entire study population (Fig. 3a) and in possible sarcopenia (Fig. 3b). Abbreviations: ROC, receiver operating characteristic; AUC, area under the ROC curve; GNRI, geriatric nutrition risk index; ALB, albumin; CC, calf circumference; MAC, mid-arm circumference; TST, triceps skinfold thickness; BMI, body mass indexBack to article page