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Performance of PET Vascular Activity Score (PETVAS) for Qualitative and Quantitative Inflammatory Activity Assessment in Takayasu’s Arteritis Patients: Comparison with SUVmax, Inflammatory Biomarkers

Fei Kang, Xiang Zhou, Shengjun Wang, Weidong Yang and Jing Wang
Journal of Nuclear Medicine May 2020, 61 (supplement 1) 1620;

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  • Qualitative Diagnostic Performance of TAK Criteria

    CriteriaAUC(95% CI)Cutoff ValueSensitivity(95% CI)Specificity(95% CI)YoudenIndex
    PETVAS0.856(0.760 ~ 0.952)8.5076.5%(58.8% ~ 89.3%)83.3%(65.3% ~ 94.4%)0.598
    SUVmax0.771(0.653 ~ 0.889)2.34579.4%(62.1% ~ 91.3%)66.7%(47.2% ~ 82.7%)0.471
    PTX-30.872(0.785 ~ 0.958)1.303 (ng/mL)85.3%(68.9% ~ 95.1%)80.0%(61.4% ~ 92.3%)0.653
    CRP0.669(0.536 ~ 0.803)0.495(mg/L)73.5%(55.6% ~ 87.1%)63.3%(43.9% ~ 80.1%)0.368
    ESR0.686(0.556 ~ 0.817)6.50(mm/h)76.5%(58.8% ~ 89.3%)56.7%(37.4% ~ 74.5%)0.332
    ITAS-20100.767(0.652 ~ 0.881)2.5073.5%(56.9% ~ 85.4%)66.7%(48.8% ~ 80.8%)0.402
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Journal of Nuclear Medicine
Vol. 61, Issue supplement 1
May 1, 2020
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