The Prevalance and Factors Related to Shouder Pain among High School Teachers: A Case Study in Takhli Distrcit, NakhonSwan Province

Abstract

Introduction: Teachers in the school often have any work posture to bend their head, such as reading, writing on the board, seat in front of a computer for a long time. There were the cause of
musculoskeletal disorders.

Objective: To study prevalence and relation between factors related to shoulder pain in the teachers in Nakhon Sawan Highschool, to determine of pain effected to routine job and also characteristic of job, duration, and these factors that leaded to resolve musculoskeletal disorders.

Method: This research was a cross-sectional study to investigate the prevalence and determination of factors that relate to shoulder pain among high school teachers in Takhli district, Nakhon
Sawan province. The 158 Takhliprachasan‘s teachers were selected as a sample using a self-administered questionnaires and Rapid Upper Limb Assessment (RULA). Data was analyzed by mean, percentage, standard deviation and showed factors that correlated with the shoulder pain using Chi – square tests.

Result: The results of this study showed that most teachers in this study were female (66.5%) with the mean age of 44.53 ± 9.029 years, the mean teaching experience of 20.55 ± 11.317 years and
the prevalence of shoulder pain for the past 12 month was 50.6%. When analyzed the relationship between the factors and shoulder pain, the results revealed that sex (P = 0.021), exercise (P = 0.016) work experience (P = 0.042), working in 1 day (P = 0.040) and working posture (P < 0.001) significantly correlated with shoulder pain in the past 12 months.

Conclusion: Therefore, ergonomic knowledge should be established in the workplace for teachers in order to achieve awareness and to provide self-protection of Musculoskeletal Disorders.
Keywords: High School Teacher, Prevalence, Working posture, Shoulder pain, Musculoskeletal Systems.