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Related Experiment Video

Updated: Jan 19, 2026

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Robotic compared with laparoscopic cholecystectomy: A propensity matched analysis.

William J Kane1, Eric J Charles1, J Hunter Mehaffey1

  • 1Department of Surgery, University of Virginia, Charlottesville, VA.

Surgery
|September 8, 2019
PubMed
Summary

Robotic cholecystectomy offers shorter hospital stays and fewer readmissions but incurs higher costs than laparoscopic surgery. Surgeons should weigh improved outcomes against the financial and time investments.

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Area of Science:

  • Minimally Invasive Surgery
  • Surgical Technology
  • Health Economics

Background:

  • Robotic surgery adoption necessitates evaluating clinical benefits against costs.
  • Laparoscopic cholecystectomy is the current standard for gallbladder removal.

Purpose of the Study:

  • To compare clinical outcomes and costs of robotic versus laparoscopic cholecystectomy.
  • To determine if robotic cholecystectomy justifies its investment.

Main Methods:

  • Retrospective analysis of 3,255 cholecystectomies (2007-2017) at an academic hospital.
  • Propensity score matching (1:10) for demographic and comorbidity comparison.
  • Analysis of length of stay, readmission rates, and costs.

Main Results:

  • Robotic cholecystectomy showed significantly shorter hospital stays (P < .0001).
  • Robotic approach had lower 90-day readmission rates (0% vs 4.1%, P = .035).
  • Both operative time and hospital costs were higher for robotic procedures.

Conclusions:

  • Robotic cholecystectomy improves key clinical outcomes like reduced length of stay and readmissions.
  • Higher costs and longer operative times are associated with the robotic approach.
  • Informed decisions regarding robotic cholecystectomy require balancing clinical benefits with economic and training considerations.