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  1. No Access

    Article

    PROMIS physical function and pain perform poorly psychometrically in patients undergoing medial patellofemoral ligament reconstruction

    The purpose of this study was to assess the validity, floor and ceiling effects, and dimensionality of PROMIS Physical Function (PF) and Pain compared to legacy patient reported outcome (PRO) measures in patie...

    Hailey P. Huddleston, Ophelie Lavoie-Gagne… in Knee Surgery, Sports Traumatology, Arthros… (2023)

  2. No Access

    Article

    Machine-learning model successfully predicts patients at risk for prolonged postoperative opioid use following elective knee arthroscopy

    Recovery following elective knee arthroscopy can be compromised by prolonged postoperative opioid utilization, yet an effective and validated risk calculator for this outcome remains elusive. The purpose of th...

    Yining Lu, Enrico Forlenza, Ryan R. Wilbur… in Knee Surgery, Sports Traumatology, Arthros… (2022)

  3. No Access

    Article

    Outcomes are comparable using free bone block autografts versus allografts for the management of anterior shoulder instability with glenoid bone loss: a systematic review and meta-analysis of “The Non-Latarjet”

    Glenoid augmentation using free bone blocks for anterior shoulder instability has been proposed as an alternative to or bail-out for the Latarjet procedure. The purpose of this investigation was to systematica...

    Ron Gilat, Stephanie E. Wong… in Knee Surgery, Sports Traumatology, Arthros… (2021)

  4. No Access

    Article

    Increased hip arthroscopy operative duration is an independent risk factor for overnight hospital admission

    The purpose of this study was to determine the association between operative duration and short-term complications as well as overnight hospital admission following hip arthroscopy.

    Patawut Bovonratwet, Venkat Boddapati… in Knee Surgery, Sports Traumatology, Arthros… (2021)

  5. No Access

    Article

    Procedure length is independently associated with overnight hospital stay and 30-day readmission following anterior cruciate ligament reconstruction

    The purpose was to characterize the independent effect of procedure length on the rates of 30-day perioperative complications, hospital readmissions, and overnight hospital stay in patients undergoing arthrosc...

    Venkat Boddapati, Michael C. Fu… in Knee Surgery, Sports Traumatology, Arthros… (2020)

  6. No Access

    Article

    Epidemiology of injuries in tennis players

    To review the recent literature regarding the epidemiology of tennis injuries at all levels of play, and to discuss recent findings in injury surveillance by the Association of Tennis Professionals (ATP).

    Michael C. Fu, Todd S. Ellenbecker… in Current Reviews in Musculoskeletal Medicine (2018)

  7. No Access

    Article

    Applications of generalized likelihood ratio method to distribution sensitivities and steady-state simulation

    We provide applications of the generalized likelihood ratio (GLR) method proposed in Peng et al. (2016c) to distribution sensitivity estimation for both finite-horizon and steady-state simulation. Applications on...

    Lei Lei, Yijie Peng, Michael C. Fu, Jian-Qiang Hu in Discrete Event Dynamic Systems (2018)

  8. No Access

    Article

    Optimal Army officer force profiles

    We explore the optimization of US Army officer force profiles. An officer force profile describes the distribution of rank and specialty as well as age and experience within the officer corps. There are two di...

    Andrew O. Hall, Michael C. Fu in Optimization Letters (2015)

  9. No Access

    Article

    Dynamic sample budget allocation in model-based optimization

    Model-based search methods are a class of optimization techniques that search the solution space by sampling from an underlying probability distribution “model,” which is updated iteratively after evaluating t...

    Jiaqiao Hu, Hyeong Soo Chang, Michael C. Fu… in Journal of Global Optimization (2011)

  10. No Access

    Article

    Two-timescale algorithms for simulation optimization of hidden Markov models

    We propose two finite difference two-timescale Simultaneous Perturbation Stochastic Approximation (SPSA) algorithms for simulation optimization of hidden Markov models. Stability and convergence of both the al...

    Shalabh Bhatnagar, Michael C. Fu, Steven I. Marcus, Shashank Bhatnagar in IIE Transactions (2001)

  11. No Access

    Article

    Setting thresholds for periodic order release

    In job shop manufacturing environments, controlling the release of work orders can significantly improve system performance, especially when a few bottleneck resources limit shop throughput. A periodic order r...

    MICHAEL C. FU, JEFFREY W. HERRMANN… in Journal of Intelligent Manufacturing (1997)

  12. No Access

    Article

    Techniques for optimization via simulation: an experimental study on an (s,S) inventory system

    Various methods have been proposed to conduct optimization via discrete-event simulation. Prevalent among these are gradient-based algorithms, and more recently, so-called retrospective approaches that determi...

    MICHAEL C. FU, KEVIN J. HEALY in IIE Transactions (1997)

  13. No Access

    Article

    Optimization of discrete event systems via simultaneous perturbation stochastic approximation

    We investigate the use of simultaneous perturbation stochastic approximation for the optimization of discrete-event systems via simulation. Application of stochastic approximation to simulation optimization is...

    MICHAEL C. FU, D. HILL in IIE Transactions (1997)

  14. No Access

    Article

    Optimization via simulation: A review

    We review techniques for optimizing stochastic discrete-event systems via simulation. We discuss both the discrete parameter case and the continuous parameter case, but concentrate on the latter which has domi...

    Michael C. Fu in Annals of Operations Research (1994)