Impact of an Indoor Smoking Ban on Bar Workers' Exposure to Secondhand Smoke.

The article focuses on the significant effect of an indoor smoke-free bylaw on bar workers in Toronto, Ontario. It assesses the total time exposure of approximately 79 eligible bar workers to secondhand smoke (SHS), and 49 eligible employees in a control community in Windsor. It affirms that SHS exposure in time and urinary cotinine level towards workers are lessen. In addition, the study that compares the group design involving one intervention community and the comparison community is provided.