The Efficacy of the Manual Circumlaryngeal Therapy for Muscle Tension Dysphonia: A Systematic Review and Meta-analysis.

Ben Barsties V LatoszekChristopher R WattsSvetlana Hetjens

Published in: The Laryngoscope (2023)

The efficacy of MCT for MTD was confirmed in most clinical studies by assessing jitter, shimmer, and harmonics-to-noise ratio related to voice quality. The effects of MCT on the fundamental frequency changes could not be verified. Further contributions of high-quality randomized control trials are needed to support evidence-based practice in laryngology. Laryngoscope, 2023.

Keyphrases

skeletal muscle
air pollution
phase iii
placebo controlled
randomized controlled trial
quality improvement
clinical trial