Efficacy of Speech Language Therapy Intervention in Unilateral Vocal Fold Paralysis – A Systematic Review and a Meta-Analysis of Visual-Perceptual Outcome Measures

Logopedics Phoniatrics Vocology

Alegria, R., Vaz Freitas, S., et al. (2021).

Logopedics Phoniatrics Vocology, 46(2), 86-98.

This meta-analysis investigates speech and language intervention to treat unilateral vocal fold paralysis in adults.

Not stated



January 2008 through December 2018

Randomized controlled trials; non-randomized controlled trials; retrospective and prospective cohort studies; case-control studies; cross-sectional comparative studies

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<div>Direct voice therapy interventions had a pooled effect size of 0.72 for vocal fold motility in individuals with unilateral vocal fold paralysis, suggesting a significant positive effect on the glottal gap closure.</div> <div>&nbsp;</div> <div>Limitations to this review include small sample sizes and reduced quality of measurement outcomes. Additional research is indicated.&nbsp;</div>