Silver Book Fact
Hip fracture raises the risk of mortality by 2.8 to 4 times during the first 3 months after the fracture.
U.S. Department of Health and Human Services. Bone Health and Osteoporosis: A report of the surgeon general. U.S. Department of Health and Human Services, Office of the Surgeon General; 2004. http://www.ncbi.nlm.nih.gov/books/NBK45513/