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Table 3 Sensitivity and Specificity of Nerve Measurements in the Diagnosis of CTS

From: Diagnostic potential of ultrasound in carpal tunnel syndrome with different etiologies: correlation of sonographic median nerve measures with electrodiagnostic severity

Measurement

Sensitivity (%)

Specificity (%)

CSAd 11 mm2 threshold

97

89

CSAd 12 mm2 threshold

92

94

CSAd 13 mm2 threshold

90

95

∆CSA with 2 -mm2 threshold

97

90

∆CSA with 2.5-mm2 threshold

97

100

∆CSA with 3-mm2 threshold

96

100

Mean CSAdp with 9.5-mm2 threshold

90

81

Mean CSAdp with 10 -mm2 threshold

83

85

Mean CSAdp with 10.5-mm2 threshold

82

90

  1. Cross sectional area distal (CSAd), cross sectional area difference (ΔCSA), mean average of cross sectional area distal and proximal (CSApd),
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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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