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. Author manuscript; available in PMC: 2016 Jan 1.
Published in final edited form as: J Arthroplasty. 2014 Jul 11;30(1):109–113. doi: 10.1016/j.arth.2014.07.009

Table 2.

Standardized differences before and after matching

Matching variables Before matching After matching
Age 0.341 0.024
BMI 0.076 0.028
LEAS 0.044 0.008
Female sex 0.134 0.0
Head size 0.525 0.01
Bilateral 0.115 0.0
Bearing types C on C 0.016 0.0
C on P 0.081 0.0
C on XP 0.078 0.0
M on P 0.189 0.0
M on XP 0.191 0.0