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The Egyptian Journal of Neurology, Psychiatry and Neurosurgery

Table 6 Correlation of MRC score with electrophysiological and U/S echogenicity

From: The use of muscle ultrasound to detect critical illness myopathy in patients with sepsis: an observational cohort study

 

Abnormal NCS

Myopathic EMG

Echogenicity grade

Total MRC score

 1st evaluation

  P

< 0.001

 < 0.001

 < 0.001

  r

− 0.796**

− 0.869**

− 0.715**

 2nd evaluation

  P

< 0.001

0.322

< 0.001

  r

− 0.701**

− 0.161

− 0.703**

  1. Spearman correlation was used. **correlation is significant at the 0.01 level
  2. MRC Medical Research Council Score, NCS nerve conduction studies, EMG electromyography
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