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Table 4 Correlation Between Subjects’ and Clinicians’ Ratings of Voice Symptoms N = 56

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

Voice Symptom Pearson Correlation Sig (2-tailed)
Dysphonia 0.353 0.008*
Strain-Strangled Voice Quality 0.389 0.003*
Roughness 0.466 0.000*
Voice Arrest 0.502 0.000*
Increased Expiratory Effort 0.454 0.000*
Voice Tremor 0.216 0.109
  1. Note: All clinician ratings were made during review of the video recording of the Rainbow Passage and description of the Cookie Theft picture
  2. *Findings were statistically significant at the .01 level