Speech intelligibility loss due to amyotrophic lateral sclerosis: the effect of tongue movement reduction on vowel and consonant acoustic features
Rong P, Usler E, Rowe L, Allison K, Woo J, Fakhri G, Green J. Speech intelligibility loss due to amyotrophic lateral sclerosis: the effect of tongue movement reduction on vowel and consonant acoustic features. Clinical Linguistics & Phonetics 2021, 35: 1091-1112. PMID: 33427505, DOI: 10.1080/02699206.2020.1868021.Peer-Reviewed Original ResearchConceptsTarget wordsIntelligence declineSpeech intelligibilityPredictors of speech intelligibilityDysarthria secondary to amyotrophic lateral sclerosisMotor performanceHealthy controlsReduced speech intelligibilityAcoustic featuresPhonetic distinctionsSpeech soundsRobust predictorsTongue movementDisease-related changesSpeech intelligibility declinesAmyotrophic lateral sclerosisTongue dynamicsMeasurement typesReduced rangeImpaired tongue movementMovement reductionWordsTongue bladeVowelsSpeech