Factors associated with voice disorders among teachers: a case-control study

Area of Science:

• Occupational Health
• Speech and Hearing Sciences
• Education

Background:

• Teachers are susceptible to voice disorders due to occupational demands.
• The relationship between voice disorders, job stress, and work ability in educators requires further investigation.

Purpose of the Study:

• To investigate the association between voice disorders, job stress, and loss of work ability among female teachers in São Paulo's public school system.

Main Methods:

• A paired case-control study design was employed.
• Participants included female teachers with and without voice/laryngeal alterations.
• Data collected via Conditions of Vocal Production-Teachers, Job Stress Scale, and Work Ability Index questionnaires; analyzed using chi-square and logistic regression.

Main Results:

• Significant differences in workplace stress levels were observed between groups.
• Poor and moderate work ability were strongly associated with voice disorders, independent of stress, age, or classroom acoustics.
• High-demand workplace stress correlated with increased risk of adverse health reactions.

Conclusions:

• A clear association exists between voice disorders and job stress in female teachers.
• Voice disorders are significantly linked to a diminished capacity to work.
• Findings underscore the importance of vocal health management for teacher well-being and job retention.