Tokyo, Nov. 11 -- UMIN Clinical Trials Registry (UMIN-CTR) received information related to the study (UMIN000059717) titled 'Examination of the Effect of Changes in Acoustic Characteristics Due to Mask Wearing on Speech Intelligibility' on Nov. 10.

Study Type: Interventional

Study Design: Basic Design - Cross-over Randomization - Randomized Blinding - Open -no one is blinded Control - No treatment

Primary Sponsor: Institute - National Center of Neurology and Psychiatry

Condition: Condition - able-bodied person Classification by malignancy - Others Genomic information - NO

Objective: Narrative objectives1 - The objective was to analyze speech production in healthy individuals with and without masks, and to investigate the effects of ma...