The cost of head trauma in Olmsted County, Minnesota, 1970-74.

Abstract
A study of the total cost of head injury in Olmsted County, Minnesota, with the costs projected to the United States population, revealed that the annual cost for head trauma in the US can be estimated at approximately +12.5 billion using a 6 per cent discount rate. The nonmedical costs accounted for more than 92 per cent (+11.5 billion) of the total cost, while direct medical costs amounted to +1.0 billion.