장시간 근로와 산업재해와의 관계

Purpose: Purpose: This study analyzed the relationship between working hours and the occurrence of industrialdisasters based on manufacturing businesses that are members of Federation of Korean Trade Unions.Methods:Repliers were managers of the safety & health department in the union, and 215 surveys out of 300 businessesthat agreed to participate in the research were analyzed. Results: 94 out of 300 companies, which counted for43.7%, replied to have experienced industrial disasters. 56 of those (59.6%) had less than 52 working hours perweek, and 38 companies (40.4%) had more than 52 working hours per week. 109 companies, which counted for50.7%, did not have an incident of industrial disaster. Companies with an average of more than 52 hours of workinghours per week were shown to have a 2.29 times (95% CI 1.08-4.87) higher possibility of having industrial disastersthan those with less than 52 hours of working hours. Conclusion: As the study showed that industrial disasterswere more likely to occur in businesses with working hours longer than 52 hours, ways to reduce working hoursneed to be developed and various safety measures need to be taken to prevent industrial disasters in case workersare undergoing long working hours.