About this trial
Background: The main speech organ that affects the pronunciation of the various vowels is the tongue. The relationships between posture and voice, and between the position of the tongue at rest and posture, have been proven, but the relationship between pronunciation and posture has not yet been proven. The rationale for examining this relationship is that the imbalance and differing loads in poor neck and head posture cause different muscular arrangements of the muscles that support the jaw, tongue, and neck, which will thus affect pronunciation.
Objectives: To examine the relationship between posture, tongue position, and the correct pronunciation in subjects with and without pronunciation disorders. In addition, to examine the effect of a muscle strengthening program on these characteristics.
Methods: The study will include two parts. The first part will be a cross-sectional study using a questionnaire to examine speech therapists' perceptions of the relationship and importance of posture and pronunciation. The second part will include a prospective interventional clinical study to examine the relationship between tongue position at rest and pronunciation, posture, and muscle strength. In addition, the effect of adding muscle-strengthening training to conventional pronunciation therapy on the process of acquiring correct pronunciation will be examined.
Eligibility criteria
This trial accepts healthy volunteersQualifiers
People with normal hearing
with and without pronunciation disorders
Disqualifiers
Children and teenagers who study in special education settings,
children and teenagers with phonological disorders at the prosodic or segmental level,
children and teenagers whose parents are under the impression that they do not hear well.
Trial design
Parallel
Treatments tested in this trial
speech therapy treatment
Other interventionregular treatment to enhance good pronunciation
speech therapy treatment and strengthening exercise
Other interventionspeech therapy treatment and strengthening exercise
Treatment groups
Trial outcomes
Primary outcomes
Treatment success
number of treatments until good pronunciation is achieved
Secondary outcomes
neck muscle strength
flexion and side flexion neck muscle strength via hand held dynamometer. Recorded in kilograms of force (kgf)
Tongue strength
Tongue strength will be assessed using a digital measuring spoon. Measurements will be recorded in g/cm2
Jaw closing strength
jaw closing strength via Byte device
Tongue thickness
Tongue thickness will be measured using ultrasonography. Measurements will be recorded in millimeters (cm).
Locations
Sponsors and contacts
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