Volume 27 June 2017
The University of Pennsylvania Orthopaedic Journal Volume 27 June 2017 The University of Pennsylvania Orthopaedic Journal Volume 27, June 2017 Editorial Board Editors-in-Chief Blair Ashley, MD Daniel Gittings, MD Faculty Advisors Jaimo Ahn, MD, PhD Samir Mehta, MD Section Editors Matthew Sloan, MD Adnan Cheema, MD Kristin Buterbaugh, MD Mark Hasenauer, MD Zachary Zimmer, MD Michael Eby, MD Joshua Rozell, MD Tyler Morris, MD Andrew Tyler, MD, PhD Luke Lopas, MD Nicole Zelenski, MD Chia Wu, MD, MBA VOLUME 27, JUNE 2017 i The University of Pennsylvania Orthopaedic Journal Volume 27 June 2017 Table of Contents Letter from the Editors in Chief, 2 Blair Ashley, MD, Daniel Gittings, MD Dedication: Malcolm L Ecker, MD 3 Blair Ashley, MD, Daniel Gittings, MD Letter from the Dedicated 4 Malcolm Ecker, MD Clinical Research Arthroplasty Tips & Tricks: The Use of Big Clinical Databases for Orthopaedic Research 7 Matthew Sloan, MD, MS, Neil Sheth, MD Validation of Utilizing a Modern Pedometer as a Measure of Patient Activity 11 Russell Stitzlein, MD, Alexander Neuwirth, MD, Keith Baldwin, MD, MPH, Neil Sheth, MD Evaluation and Treatment of Femoral Osteolysis Following Total Hip Arthroplasty 15 William Hardaker, MS, Daniel Gittings, MD, Jonathan Dattilo, MD, Neil Sheth, MD Preoperative Risk Factor Score Predicts Malnutrition in Total Joint Arthroplasty Patients 18 Sarah Rudasill, Daniel Gittings, MD, Nabil Elkassabany, MD, Jiabin Liu, MD, PhD, Charles Nelson, MD, Atul Kamath, MD Foot & Ankle Tips & Tricks: The Essentials of the Foot and Ankle Physical
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