. Author manuscript; available in PMC: 2015 Dec 7.

Published in final edited form as: Clin Rheumatol. 2014 Jun 7;35(1):239–245. doi: 10.1007/s10067-014-2703-2

Table 2.

Utilization rates for TAA per 100,000 US populations based on NIS estimates

Year	Number of patients who underwent TAA	Rate per 100,000 US population
1998	346	0.13
1999	775	0.28
2000	844	0.30
2001	1,495	0.52
2002	1,229	0.43
2003	1,050	0.36
2004	1,494	0.51
2005	821	0.28
2006	870	0.29
2007	1,058	0.35
2008	1,554	0.51
2009	1,601	0.52
2010	2,608	0.84