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. 2019 Dec 29;20:634. doi: 10.1186/s12891-019-3010-5

Table 2.

Correlation of CTS neurophysiological Severity in Nerve Conduction Examination and ultrasound measurement

Correlation with NCS grade of severity r p-value
CSAd 0.278 0.008
∆ CSA Mean and SD 0.644 0.0001
Mean CSAdp 0.293 0.005

Cross sectional area distal (CSAd), cross sectional area difference (ΔCSA), mean average of cross sectional area distal and proximal (CSApd), nerve conduction study (NCS), P value was calculated by Pearson correlation test