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An objective assessment tool for basic surgical knot-tying skills.

Emily Huang¹, Carolyn J Vaughn¹, Hueylan Chern¹

¹Department of Surgery, University of California San Francisco, San Francisco, California.

Journal of Surgical Education

|February 21, 2015

Summary

A new surgical knot-tying checklist offers a valid and reliable assessment tool for basic surgical skills. Both novice and experienced surgeons can use it effectively for peer assessment in skills labs.

Keywords:

Medical Knowledge Patient Care Practice-Based Learning and Improvement checklist knot tying medical education surgical skills validated assessment

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Area of Science:

Medical Education
Surgical Skills Assessment
Surgical Training

Background:

Assessing surgical proficiency is crucial for patient safety.
Objective and reliable methods are needed to evaluate fundamental surgical skills like knot-tying.
Existing assessment tools may lack validity or reliability for novice surgeons.

Purpose of the Study:

To validate a novel knot-tying checklist for surgical skills assessment.
To determine the reliability of the checklist when used by novice and experienced raters.
To assess the checklist's ability to differentiate between surgical skill levels.

Main Methods:

A knot-tying checklist was developed from a kinesthetic curriculum.
Novice (medical students) and experienced surgeons performed knot-tying tasks.
Videotapes were rated using the checklist and a global score by interns and experienced surgeons.

Main Results:

The knot-tying checklist demonstrated acceptable inter-rater reliability (>0.8) with three raters.
The checklist effectively differentiated between novice and experienced surgeons.
Checklist scores showed strong correlation with global scores (overall r=0.88).

Conclusions:

The knot-tying checklist provides a valid and reliable score for basic surgical knot-tying.
The checklist is suitable for use by both novice and experienced raters.
This tool supports peer assessment in surgical skills laboratory settings.