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. Author manuscript; available in PMC: 2014 Oct 1.
Published in final edited form as: J Arthroplasty. 2013 Jul 8;28(9):1513–1520. doi: 10.1016/j.arth.2013.06.001

Table 2.

Medicare hospital payments for primary and revision TKA at patient level

Primary TKA Revision TKA
All Patients (N=227587) (N=18677)
Payment, Mean (Std) 13463.8 (7414.6) 17330.7 (10403.5)
Payment, Median (IQR) 12199.0 (11195.0–14060.0) 15782.0 (12484.0–19656.0)
Non-Outlier Patients N=226011 (99.3%) N=17402 (93.2%)
Payment, Mean (Std) 13390.8 (7122.5) 16486.3 (8289.3)
Payment, Median (IQR) 12187.0 (11187.0–14014.0) 15405.0 (12087.0–19067.0)
Outlier Patients N=1576 (0.7%) N=1275 (6.8%)
Payment, Mean (Std) 23925.1 (23538.9) 28856.3 (22481.6)
Payment, Median (IQR) 16931.5 (13400.0–24393.5) 22134.0 (17746.0–30811.0)