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Table 3 The area under the ROC curve (AUC) and a cutoff value of C-VBQ1/2/3 and HU value

From: Different cervical vertebral bone quality scores for bone mineral density assessment for the patients with cervical degenerative disease undergoing ACCF/ACDF: computed tomography and magnetic resonance imaging-based study

 

AUC (95% CI)

Cutoff value

Youden index

Sensitivity

Specificity

HU value

0.746 (0.645–0.846)

299.85 HU

0.487

0.722

0.765

C-VBQ1

0.717 (0.611–0.823)

3.175

0.385

0.708

0.676

C-VBQ2

0.717 (0.614–0.820)

3.005

0.390

0.625

0.765

C-VBQ3

0.727 (0.621–0.834)

2.990

0.400

0.694

0.706

VBQ3-HU

0.786 (0.686–0.886)

    
  1. ROC Received operating curve; CI Confidential interval
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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X