Injury data received from the Bureau of Labor Statistics Supplementary Data System was used to compare the back injury experience of nursing personnel with other workers, and to compare the disabling back injury experiences of nursing employees in various sectors of the health care industry, in order to identify the most affected groups. A total of 12 groups were identified by three occupational classes and four health care industry categories. The injury rates were ranked in order for the 12 groups in each state. The results revealed that aides in nursing and personal care facilities had the highest rates for disabling back injuries, followed by licensed practical nurses in hospitals, aides in hospitals, licensed practical nurses in nursing and personal care facilities, aides in health services, registered nurses in nursing and personal care facilities, registered nurses in hospitals, licensed practical nurses in health services, registered nurses in offices of physicians, registered nurses in health services and aides in offices of physicians. Comparison with 21 other occupations based on workers' compensation back injury claims revealed that the back injury problems for the nursing occupation were more serious than those recorded for other occupational groups.