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Related Experiment Video

Updated: Jun 16, 2026

The Transition to an Anterior-Based Muscle Sparing Approach Improves Early Postoperative Function but is Associated with a Learning Curve
09:51

The Transition to an Anterior-Based Muscle Sparing Approach Improves Early Postoperative Function but is Associated with a Learning Curve

Published on: September 7, 2022

Learning curves in hip fracture surgery.

Kristian Bjorgul1, Wendy M Novicoff, Khaled J Saleh

  • 1Department of Orthopaedic Surgery, University of Virginia Health System, P.O. Box 800159, Charlottesville, VA 22908-0159, USA. kb8kb@virginia.edu

International Orthopaedics
|February 23, 2010
PubMed
Summary

This study shows that surgeons significantly reduce operating times for hip fracture surgeries, including cannulated screws, cephalomedullary nailing, and hemiarthroplasty, as they gain experience. Each procedure demonstrates a distinct learning curve, improving efficiency over time.

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Area of Science:

  • Orthopedic Surgery
  • Surgical Education

Background:

  • Hip fracture surgery is a common procedure with varying complexity.
  • Resident training in orthopedic surgery requires objective measures of skill acquisition.

Purpose of the Study:

  • To identify and characterize the learning curves for specific hip fracture surgical procedures performed by residents.
  • To quantify the reduction in operating times as a measure of surgical proficiency.

Main Methods:

  • Retrospective analysis of operating times for four hip fracture procedures: cannulated screws, cephalomedullary nailing (with and without distal locking), and hemiarthroplasty.
  • Correlation of operating times with the cumulative number of procedures performed by residents.

Main Results:

Related Experiment Videos

Last Updated: Jun 16, 2026

The Transition to an Anterior-Based Muscle Sparing Approach Improves Early Postoperative Function but is Associated with a Learning Curve
09:51

The Transition to an Anterior-Based Muscle Sparing Approach Improves Early Postoperative Function but is Associated with a Learning Curve

Published on: September 7, 2022

  • Significant decreases in mean operating times were observed for all four procedures studied.
  • Cannulated screw surgery time reduced from 47.8 to 30.1 minutes; cephalomedullary nailing (no distal lock) from 73.3 to 36.3 minutes; cephalomedullary nailing (distal lock) from 81.7 to 56.9 minutes; hemiarthroplasty from 97.3 to 66.0 minutes.
  • The rate of operating time reduction varied among the procedures, indicating unique learning curves.

    • Conclusions:

    • Residents demonstrate significant improvements in surgical efficiency for hip fracture procedures with increasing experience.
    • Each surgical technique for hip fracture fixation and replacement has a distinct learning curve that impacts operative time.