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Table 5 Sensitivity, specificity, and accuracy of US, Doppler ES, and SR

From: B-mode ultrasound, color Doppler, and sonoelastography in differentiation between benign and malignant cervical lymph nodes with special emphasis on sonoelastography

 

Sensitivity

Specificity

Accuracy

P value

US

Short-axis diameter

Long- to short-axis diameter ratio

Hilum

Short-axis diameter

Long- to short-axis diameter ratio

Hilum

Short-axis diameter

Long- to short-axis diameter ratio

Hilum

Short axis diameter

Long- to short-axis diameter ratio

Hilum

85%

73%

100%

29%

33%

72%

68%

72%

92%

0.315

0.121

0.001

Doppler

93.4%

84.7%

89%

< 0.001*

ES

96.4%

98.8%

94.4%

> 0.001*

SR

93.4%

95.6%

94.1%

< 0.001*

Combined ES and SR

98.3%

96.1%

92.9%

< 0.001*

  1. *Significant level at P value < 0.05