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Utility of duplex ultrasound in detecting and grading de novo femoropopliteal lesions
Sikandar Z. Khan, MD, Muhammad A. Khan, MD, Benjamin Bradley, BS, Rajeev Dayal, MD, James F. McKinsey, MD, Nicholas J. Morrissey, MD Journal of Vascular Surgery Volume 54, Issue 4, Pages (October 2011) DOI: /j.jvs Copyright © Terms and Conditions
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Fig 1 Scatterplot of peak systolic velocity (PSV) correlated to angiographic stenosis. Journal of Vascular Surgery , DOI: ( /j.jvs ) Copyright © Terms and Conditions
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Fig 2 Scatterplot of velocity ratio (Vr) correlated to angiographic stenosis. Journal of Vascular Surgery , DOI: ( /j.jvs ) Copyright © Terms and Conditions
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Fig 3 Receiver operating characteristic (ROC) curve differentiating <50% stenosis and ≥50% stenosis by peak systolic velocity (PSV). AUC, Area under the curve. Journal of Vascular Surgery , DOI: ( /j.jvs ) Copyright © Terms and Conditions
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Fig 4 Receiver operating characteristic (ROC) curve differentiating <50% stenosis and ≥50% stenosis by velocity ratio (Vr). AUC, Area under the curve. Journal of Vascular Surgery , DOI: ( /j.jvs ) Copyright © Terms and Conditions
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Fig 5 Receiver operating characteristic (ROC) curve differentiating <70% stenosis and ≥70% stenosis by peak systolic velocity (PSV). AUC, Area under the curve. Journal of Vascular Surgery , DOI: ( /j.jvs ) Copyright © Terms and Conditions
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Fig 6 Receiver operating characteristic (ROC) curve differentiating <70% stenosis and ≥70% stenosis by velocity ratio (Vr). AUC, Area under the curve. Journal of Vascular Surgery , DOI: ( /j.jvs ) Copyright © Terms and Conditions
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