Changes in speech prosody perception during Parkinson's disease: A comprehensive analysis.

Introduction: Parkinson's disease (PD) is a progressive neurodegenerative disorder that affects approximately 1%-2% of individuals aged 60 and above. Communication disorders in PD can significantly impact the overall quality of life. As prosody plays a vital role in verbal communication, the present study examines Persian prosody perception in PD, focusing on linguistic and emotional aspects of prosody.

Adaptation and validation of the Persian version of pediatric Voice Handicap Index (pVHI).

Background And Objectives: This study aimed to assess the reliability and validity of the Persian version of the Pediatric Voice Handicap Index (pVHI).

Materials And Methods: The questionnaire was translated into Persian and then administrated to the parents of 45 dysphonic children and parents of 135 normal children. The content validity of the questionnaire was confirmed by eight speech-language pathologists.

Discourse in aging: Narrative and Persuasive.

Unlabelled: The growth in the elderly population has posed a social, economic and health challenge for the twenty-first century.

Objective: Aging is often characterized by changes in cognitive functions which affect the receptive and expressive capabilities of language. Since language plays a significant role in human life, we evaluate the existence of age-related differences in narrative and persuasive discourses.

Normative data on nasalance scores for Farsi speaking children: Influence of age, gender and phonetic context.

Background: Normative nasalance scores are essential for treatment and assessment purposes for clinicians. The purpose of the current study is to determine the normative data on nasalance scores for Farsi speaking children. Comparing to the obtained normative data, hypernasal or hyponasal speech (i.

Narrative discourse in Persian-speaking patients with mild Alzheimer's disease.

Unlabelled: Despite the significance of discourse impairments, they have not been thoroughly investigated in Persian-speaking patients with Alzheimer's disease (AD).

Objective: the aim of this study was to perform a multi-level analysis of narrative discourse in Persian-speaking patients with mild AD and to compare them with healthy elderly.

Methods: the study included 14 older adults with mild AD and a matched group of 14 healthy elderly.

Identification of High-Frequency Morphosyntactic Structures in Persian-Speaking Children Aged 4-6 Years: A Qualitative Research.

Background: Syntax has a high importance among linguistic parameters and the prevalence of syntax deficits is relatively high in children with language disorders. As such, independent examination of syntax in language development is of paramount importance. In this regard, Iranian language pathologists are faced with the lack of standardized tests.

Psychometric Properties of Voice Activity Participation Profile-Persian Version (VAPPP).

Objectives: Individuals with voice disorders may experience limits in activity and restricted participation in daily activities. The aim of this study was to investigate the psychometric properties of the Voice Activity Participation Profile-Persian Version (VAPPP), a questionnaire which specifically investigates activity limitation and participation restriction in Persian-speaking individuals with voice disorders.

Method: We completed a translation procedure according to World Health Organization guidelines, prior to administering the questionnaire to 208 participants (156 patients with dysphonia and 52 controls), each of whom completed the questionnaire.

Relationship between Voice Complaints and Subjective and Objective Measures of Vocal Function in Iranian Female Teachers.

Objectives: Teachers are at high risk of developing voice problems because of the excessive vocal demands necessitated by their profession. Teachers' self-assessment of vocal complaints, combined with subjective and objective measures of voice, may enable better therapeutic decision-making. This investigation compared audio-perceptual assessment and acoustic variables in teachers with and without voice complaints.

Language Parameters of 4- to 7-Year-Old Persian-Speaking Children with Cleft Lip and Palate.

Objective: There are several risk factors including hearing difficulties, lack of language stimulation, and parents' low level of expectation leading to language disorders in children with cleft palate. Therefore, formal language assessments of children with cleft palate are of great importance in order to prevent further disabilities. The purpose of the present study is to evaluate language parameters in 4- to 7-year old Persian-speaking children with cleft palate.

Narrative discourse impairments in Persian-speaking persons with traumatic brain injury: a pilot study.

Objective: Studies have shown the presence of narrative discourse difficulties in persons with traumatic brain injury (TBI), even in those who do not suffer from aphasia. Yet, there still exist inconsistencies between the results of different studies, in particular at the microlinguistic level. Moreover, a limited number of languages have been studied in this regard.