The Relationship of Working Period with the Incidence of Occupational Contact Dermatitis in Cleaning Service Workers at Haji Adam Malik General Hospital Medan

Occupational skin diseases are the third most common occupational diseases. The most common occupational skin diseases are contact dermatitis covering 90-95%. The majority of contact dermatitis occurs in the hands. This study aims to determine the relationship of working period with the incidence of occupational contact dermatitis in cleaning service workers at Haji Adam Malik General Hospital Medan. This study is analytic method study which uses cross sectional design and uses questionnaire. Respondent were drawn using consecutive sampling. The study showed that 33,2% of cleaning service workers had contact dermatitis. The prevalence of contact dermatitis in women 75,8% and men 24,2%. The contact time for workers who come into contact chemical >2 hours is 100%. The use of PPE on cleaning service workers is 89,3%. Most ethnic group suffering from contact dermatitis are the 77,4% Batak people. The highest level cleaning service education is high school 59,4%. The results of the analysis with the chi square test of working life with the incidence of occupational contact dermatitis were (p=0,383). There is no significant relationship of working period with the incidence of occupational contact dermatitis in cleaning service workers at Haji Adam Malik General Hospital Meda