With 8 men, two methods of alaryngeal speech production, tracheoesophageal and electrolaryngeal, were compared on perceptual and acoustic measures of speech intelligibility. Measures consistently identified the tracheoesophageal speech as superior to electrolaryngeal speech.
References
1.
SpringG. M. (1994) Relationship between perceptual and acoustic measures for two modes of alaryngeal speech. Unpublished master's thesis, Univer. of Arkansas for Medical Sciences, Little Rock, AR.