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Evaluating the correlation between the HUESAD and OSATS scores: concurrent validity study.
Hiroyuki Egi1, Masakazu Tokunaga, Minoru Hattori
1Department of Surgery, Division of Frontier Medical Science, Programs for Biomedical Research, Graduate School of Biomedical Sciences, Hiroshima University, Hiroshima, Japan. hiroegi@yahoo.co.jp
Summary
The HUESAD assessment reliably correlates with the Objective Structured Assessment of Technical Skills (OSATS) checklist and global rating score for evaluating endoscopic surgical skills, including visual-spatial ability, smoothness, and accuracy.
Area of Science:
- Medical Education
- Surgical Skills Assessment
- Motion Analysis
Background:
- Assessing endoscopic surgical skills is crucial for training and patient safety.
- Objective metrics are needed to complement subjective evaluations.
Purpose of the Study:
- To investigate the correlation between the HUESAD (Haptic Universal Simulator for Advanced Laparoscopic Surgery) and established assessment tools for endoscopic surgery.
- To validate HUESAD's ability to measure visual-spatial ability, smoothness, and accuracy.
Main Methods:
- Fourteen surgical trainees and consultants participated.
- HUESAD assessed visual-spatial ability, smoothness, and accuracy.
- Endoscopic surgical skills were evaluated using the OSATS checklist and global rating score.
Main Results:
- Significant correlations were found between HUESAD parameters (visual-spatial ability, smoothness, accuracy) and both the OSATS checklist and global rating score (p < 0.05 for all).
- The strongest correlation was observed for visual-spatial ability (p < 0.0001).
Conclusions:
- The HUESAD demonstrates strong correlation with OSATS for assessing endoscopic surgical skills.
- HUESAD's motion analysis provides reliable metrics for visual-spatial ability, smoothness, and accuracy in surgical skill evaluation.
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