. Author manuscript; available in PMC: 2010 Dec 1.

Published in final edited form as: Plast Reconstr Surg. 2009 Dec;124(6):1965–1973. doi: 10.1097/PRS.0b013e3181bcf156

Table 4.

Lifetime Costs of Amputation Following IIIB and IIIC Fractures

	Real discount rate (R_f - i)
Years Remaining	0%	1%	2%	3%	4%
60	$ 680,701	$ 529,540	$ 426,611	$ 354,740	$ 303,269
50	$ 578,209	$ 470,092	$ 391,914	$ 334,365	$ 291,233
40	$ 475,716	$ 404,424	$ 349,619	$ 306,984	$ 273,418
30	$ 373,223	$ 331,885	$ 298,062	$ 270,186	$ 247,047
20	$ 270,731	$ 251,758	$ 235,214	$ 220,733	$ 208,011
10	$ 168,238	$ 163,248	$ 158,602	$ 154,271	$ 150,228

Higher discount rates and lower life expectancy reduce lifetime cost of amputation. Discount rate has a larger effect on amputation because of the high long-term costs associated with prosthetic purchase and maintenance.