1. Volume 4, Issue 1, Pages 94-98 (March 2018)
The ratio of patient body mass index to age: a cost-effective implant selection guideline for total knee arthroplasty 
Feroz A. Osmani, MD, Nicholas Bolz, MD, Khalid Odeh, MD, Craig Bearison, BS, Ran Schwarzkopf, MD, Richard Iorio, MD 
Arthroplasty Today 
Volume 4, Issue 1, Pages (March 2018)
DOI: /j.artd
Copyright © 2017 The Authors Terms and Conditions

2. Figure 1
The BMI-to-age ratio demand matching. High-function-demand patient: BMI:age >0.60 (eligible for high-demand implant or standard-demand implant). Standard-function-demand patient: BMI:age ≤0.60 (should receive only standard-demand implant).
Arthroplasty Today 2018 4, 94-98DOI: ( /j.artd )
Copyright © 2017 The Authors Terms and Conditions