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Table 5 Assessment of the correlation between performance of the articulatory organs measured by means of the FDA scale and the VHI based extent of vocal impairments in ALS patients divided into groups

From: Comparative assessment and monitoring of deterioration of articulatory organs using subjective and objective tools among patients with amyotrophic lateral sclerosis

VHI Group I (n = 40) VHI total 120 items R Spearman Group II (n = 23) VHI total 120 items R Spearman
Cough 0.5499b 0.5200b
Swallowing 0.6762b 0.5542b
Saliva control 0.4871a 0.5983b
Breathing (at rest) 0.3881a No correlation
Lips (at rest) 0.5003b 0.4997a
Soft palate at rest 0.6513b 0.5615b
Length of phonation 0.4956a 0.6106b
Pitch 0.4043a 0.7145c
Voice volume 0.4345a 0.6621b
Tongue (at rest) 0.4017a 0.5328b
Speech comprehension No correlation 0.4333a
Sentence comprehension 0.4978a 0.5412b
Spontaneous speech comprehension 0.5370b 0.4928a
  1. Strength of correlation: aweak positive; bmoderate positive; cstrong positive.
  2. Abbreviations: n group size