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Table 7 Pearson’s correlation analysis for some basic factors associated with total neuro-sonography score in (cervical group)

From: Role of neuro-sonography of peripheral nerves as a diagnostic and a differentiation tool of amyotrophic lateral sclerosis

Associated factor Total neuro-sonography score
R P
Age (years) − 0.07527  = 0.6926
Disease duration (years) − 0.5499  = 0.0016
  1. r: Pearson’s rho (correlation coefficient)