CNA recently issued two new reports that examine the growing prescription opioid abuse epidemic and its effect on the American workforce. The company found that the construction and manufacturing industries are particularly at risk. Construction: Prescription Opioid Abuse and Manufacturing: Prescription Opioid Abuse use CNA claim data to provide risk management strategies to address this issue. According to CNA data, an estimated 15.1 and 6.5 percent of construction and manufacturing workers, respectively, have engaged in illicit drug use. CNA claim data analyzes these industry averages against potential opioid abusers and post-accident spending.