Silver Book Fact
The cost of lost productivity from persistent pain includes days of work missed ($11.6 to $12.7 billion), hours of work lost ($95.2 to $96.5 billion) and lost wages ($190.6 to $226.3 billion).
Gaskin D, Richard P. The Economic Costs of Pain in the United States. J Pain. 2012; 13(8): 715-24. http://www.jpain.org/article/S1526-5900(12)00559-7/abstract