Skip to main content

Table 3 The value of carotid ultrasound parameters for identifying disease activity

From: Value of contrast-enhanced ultrasonography of the carotid artery for evaluating disease activity in Takayasu arteritis

  Optimal cut-point AUC 95%CI Sensitivity (%) Specificity (%) Positive likelihood ratio Negative likelihood ratio
ESR, mm/H 20 0.782 (0.672,0.893) 71.8 62.1 1.89 0.45
CRP, mg/L 10 0.736 (0.620,0.852) 60.0 79.0 2.90 0.50
Carotid artery wall thickness, mm 1.75 0.725 (0.602,0.848) 78.9 60.7 2.01 0.35
Carotid wall vascularization grade Grade 2 0.710 (0.586,0.834) 62.5 73.3 2.34 0.51
Combined CEUS parameters (parallel test) 0.784 (0.672,0.895) 86.8 60.7 2.21 0.22
CEUS combined ESR (serial test) 0.848 (0.751,0.944) 81.1 81.5 4.38 0.23
CEUS combined CRP (serial test) 0.821 (0.720,0.921) 73.7 74.1 2.84 0.36
  1. ESR erythrocyte sedimentation rate, CRP C-reactive protein, CEUS contrast-enhanced ultrasonography