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Table 6 Inter-Clinician Reliability on the USDRS N = 56

From: Adductor focal laryngeal Dystonia: correlation between clinicians’ ratings and subjects’ perception of Dysphonia

  Cronbach’s Alpha Interclass Correlation Coefficient F-Test
Reliability across all parameters on USDRS 0.905 <0.001*
  1. *The reliability of clinician ratings of all perceptual symptoms was significant