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Fig. 2 | BMC Pulmonary Medicine

Fig. 2

From: Serum creatinine/cystatin C ratio is a surrogate marker for sarcopenia in patients with idiopathic pulmonary fibrosis

Fig. 2

Receiver operator characteristic curves presenting sarcopenia. Receiver operator characteristic curves presenting sarcopenia according to A serum creatinine/cystatin C (Cr/CysC) ratio, B serum creatinine, and C serum cystatin C. The areas under the curve were 0.85, 0.46, and 0.75, respectively. As for Cr/CysC ratio, optimal cutoff value of 0.88 (specificity: 0.65, sensitivity: 0.94) was identified

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