Objective To explore the relationship between work-related musculoskeletal disorders （WMSD） and psychosocial factors in Shenzhen. Methods With cross-sectional study, 2 044 workers from mechanical workout, jewelcrafting, steel structure and equipment manufacture were conducted by WMSD and psychosocial questionnaire survey. Cluster analysis and lo- gistic analysis were used. Results WMSD morbidity rate was 56.4%, absenteeism rate due to WMSD was 7. 5%. The WMSD morbidity rate in recent year was 48. 1% , with the absenteeism rate 5.6%. The WMSD morbidity rate in recent week was 38. 0% , with the absenteeism rate 3.7%. The odds ratio among job satisfaction score and previous WMSD rate, year WMSD rate and week WMSD rate were 0. 766,0. 865 and 0. 779 respectively. The odds ratio among negative mental status score, previous WMSD rate, year WMSD rate and week WMSD rate were 1. 406,1. 458,1. 455 respectively. The odds ratio between positive mental status score and previous WMSD rate was 0. 813. The odds ratio among dangerous work score, week WMSD rate and week absenteeism rate due to WMSD were 1. 123 and 1. 226 respectively. The odds ratio between support and interpersonal relationship, week absenteeism rate due to WMSD was 1. 437. There were no significant differences among work task, control in work and WMSD. Conclusion WMSD morbidity rate was high, and the absenteeism rate due to WMSD cannot be ignored. Occupational psychosocial factors can influence WMSD, interference can be applied through raising job satisfaction, reliefing anxiety, improving social support, and building safe and comfortable work environment.
China Occupational Medicine