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We believe improving surgeon proficiency may improve patient outcomes1 across key metrics


In a cross-sectional analysis, surgeons in the top quartile of GEARS scores performed better than other groups of surgeons.

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fewer minutes mean operative time*

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lower risk of blood loss exceeding 100 ml*

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lower risk of conversion to open surgery*

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lower risk of extended inpatient length of stay*,**

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lower mean total cost ($) per case***

*Top vs. bottom quartile nominal [95% confidence intervals] without adjustment for multiple testing. Risk reductions: extended length of stay (LOS) [8, 52%]; conversion to open [30, 85%]; blood loss >100ml [22, 58%]. Surgery minutes [-13, -42]. **Extended LOS defined as exceeding the procedure-specific median days.***Costs in 2019 USD comparing surgeons in top quartile vs. interquartile range. Cost reduction 95% CI [$-1158, $-13].



  1 Unpublished exploratory analysis of surgeon Global Evaluative Assessment of Robotic Skills (GEARS) score and associated EMR outcomes data for six specialties, including gynecology, general surgery, urology, urogynecology, gynecologic oncology and colorectal, across 25 procedure groups (~3,000 cases). Models adjusted for procedure type and ASA.