Silver Book Fact
Low back pain alone was estimated to have contributed almost 3% to the total national increase in health care spending from 1987 to 2000.
Thorpe, Kenneth E, Curtis S Florence, and Peter Joski. Which Medical Conditions Account for the Rise in Health Care Spending?. Health Aff. 2004; http://content.healthaffairs.org/content/early/2004/08/25/hlthaff.w4.437/suppl/DC1