An epidemiological study of speech and hearing disorders

Area of Science:

• Public Health
• Epidemiology
• Speech-Language Pathology

Background:

• Communication disorders represent a significant public health concern requiring accurate prevalence data.
• Effective planning of healthcare facilities and services relies on understanding the scope of communication disorders within a population.

Purpose of the Study:

• To determine the prevalence of communication disorders in southeastern Ontario.
• To provide evidence-based recommendations for the future planning of facilities and services for communication disorders.

Main Methods:

• Conducted a comprehensive literature review on communication disorders.
• Collected data on existing cases of communication disorders from 1975.
• Performed speech and hearing assessments on approximately 5,500 individuals over 18 months of age.
• Utilized a one-to-one assessment approach for detailed individual evaluation.

Main Results:

• The study involved over 5,000 subjects, representing a large-scale epidemiological investigation.
• Data collection and assessments were conducted over an 18-month period.
• The research identified the prevalence of various communication disorders within the studied population.

Conclusions:

• The findings provide a robust foundation for strategic planning of communication disorder services.
• Recommendations were formulated to optimize the provision of speech and hearing care in southeastern Ontario.
• This research underscores the importance of large-scale, population-based studies for healthcare service development.