1. Elevated serum cystatin C level is an independent predictor of contrast-induced nephropathy and adverse outcomes in patients with peripheral artery disease undergoing endovascular therapy 
Gwang-Sil Kim, MD, Young-Guk Ko, MD, Dong-Ho Shin, MD, PhD, Jung-Sun Kim, MD, PhD, Byeong-Keuk Kim, MD, PhD, Donghoon Choi, MD, PhD, Myeong-Ki Hong, MD, PhD, Yangsoo Jang, MD, PhD 
Journal of Vascular Surgery 
Volume 61, Issue 5, Pages (May 2015)
DOI: /j.jvs
Copyright © 2015 Society for Vascular Surgery Terms and Conditions

2. Fig 1
Receiver operating characteristic (ROC) curve to detect contrast-induced nephropathy (CIN) using initial level of cystatin C, creatinine (Cr), Cr-based glomerular filtration rate (GFR), and cystatin C-based GFR. AUC, Area under the curve; CI, confidence interval; SE, standard error.
Journal of Vascular Surgery  , DOI: ( /j.jvs )
Copyright © 2015 Society for Vascular Surgery Terms and Conditions

3. Fig 2
Predictive value of baseline cystatin C (A) and creatinine (B) in subgroup analysis. BMI, Body mass index; CI, confidence interval; DM, diabetes mellitus; eGFR, estimated glomerular filtration rate; HTN, hypertension.
Journal of Vascular Surgery  , DOI: ( /j.jvs )
Copyright © 2015 Society for Vascular Surgery Terms and Conditions

4. Fig 3
Kaplan-Meier survival curves showing occurrence of clinical events during follow-up period depending on cystatin C quartile. Q, Quartile; TVR, target vessel revascularization.
Journal of Vascular Surgery  , DOI: ( /j.jvs )
Copyright © 2015 Society for Vascular Surgery Terms and Conditions

5. Fig 4
Kaplan-Meier survival curves comparing major adverse event-free survivals of the patient subsets with baseline cystatin C level ≥1.35 mg/L vs cystatin C level <1.35 mg/L (A) and of the patient subsets with vs without contrast-induced nephropathy (CIN, B).
Journal of Vascular Surgery  , DOI: ( /j.jvs )
Copyright © 2015 Society for Vascular Surgery Terms and Conditions