en <span style=font-size:11pt><span style=line-height:normal><span style=font-family:Calibri,sans-serif><span style=position:relative><span style=top:0.5pt><b><span lang=EN style=font-size:10.0pt><span style=font-family:Cambria,serif><span style=color:#4f81bd><span style=position:relative><span style=top:0pt>Aims:</span></span></span></span></span></b> <span style=font-size:10.0pt><span style=font-family:Cambria,serif><span style=position:relative><span style=top:0pt>This study aimed to develop a model for injury prevention through a participatory work-related musculoskeletal disorders (program designed to reduce localized pain across various body regions among workers in pig production slaughterhouses in Thailand.</span></span></span></span></span></span></span></span></span><br> <span style=font-size:11pt><span style=line-height:normal><span style=font-family:Calibri,sans-serif><span style=position:relative><span style=top:0.5pt><b><span lang=EN style=font-size:10.0pt><span style=font-family:Cambria,serif><span style=color:#4f81bd><span style=position:relative><span style=top:0pt>Materials & Methods:</span></span></span></span></span></b> <span style=font-size:10.0pt><span style=font-family:Cambria,serif><span style=position:relative><span style=top:0pt>This quasi-experimental study was conducted in 40 slaughterhouse workers who participated in a program designed to prevent work-related musculoskeletal disorders. The prevention program comprised four core activities. Self-administered questionnaires were used to assess the prevalence of work-related musculoskeletal disorders before and after the intervention. Statistical analyses were performed using SPSS 17 software by Chi-square and paired t-tests.</span></span></span></span></span></span></span></span></span><br> <span style=font-size:11pt><span style=line-height:normal><span style=font-family:Calibri,sans-serif><span style=position:relative><span style=top:0.5pt><b><span lang=EN style=font-size:10.0pt><span style=font-family:Cambria,serif><span style=color:#4f81bd><span style=position:relative><span style=top:0pt>Findings:</span></span></span></span></span></b> <span style=font-size:10.0pt><span style=font-family:Cambria,serif><span style=position:relative><span style=top:0pt>There was a significant reduction in work-related musculoskeletal disorders following the prevention program in four areas, including upper arms (p<0.001), hands/wrists (p=0.049), calves (p=0.031), and feet (p=0.007). Furthermore, the severity of pain associated with work-related musculoskeletal disorders was significantly reduced after the intervention (t=7.654; p<0.001).</span></span></span></span></span></span></span></span></span><br> <span style=font-size:11pt><span style=line-height:normal><span style=font-family:Calibri,sans-serif><span style=position:relative><span style=top:0.5pt><b><span lang=EN style=font-size:10.0pt><span style=font-family:Cambria,serif><span style=color:#4f81bd><span style=position:relative><span style=top:0pt>Conclusion:</span></span></span></span></span></b> <span style=font-size:10.0pt><span style=font-family:Cambria,serif><span style=position:relative><span style=top:0pt>A workplace-based work-related musculoskeletal disorder prevention program is effective in reducing musculoskeletal discomfort and improving ergonomic practices among workers.</span></span></span></span></span></span></span></span></span><br> Ergonomic,Social Participation,Slaughterhouse,Musculoskeletal Diseases, 347 356 http://hehp.modares.ac.ir/browse.php?a_code=A-10-89173-1&slc_lang=en&sid=4 R. Sompan 1003194753284600371076 1003194753284600371076 Yes Department of Occupational Health and Safety, School of Public Health, University of Phayao, Phayao, Thailand O. Keeratisiroj 1003194753284600371077 1003194753284600371077 No Department of Community Health, Faculty of Public Health, Naresuan University, Phitsanulok, Thailand