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March 13, 2026ANZ Journal of SurgeryOpen Access

Assessing Cognitive Workload and Performance in the Operating Room: Challenges in Applying NASA ‐ TLX Among Experienced Surgeons

Yit J. Leang Stephen W. Bell Kaleb Lourensz Maria Kristina Vanguardia Joseph C. H. Kong P.G. Burton Wendy A. Brown

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Key Points

The research aims to evaluate cognitive workload and performance in experienced surgeons during surgical procedures.
Assessment of cognitive workload using NASA-TLX instrument
Comparison of workload scores among surgeons
Qualitative analysis of challenges in applying the NASA-TLX scale
Surgeons reported varying cognitive workload levels depending on surgical complexity
Significant challenges identified in consistently applying NASA-TLX among experienced surgeons

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Implication

This analysis evaluates cognitive workload in operating room surgeons, highlighting the application challenges of NASA-TLX.

Abstract

Australian and New Zealand Clinical Trials Registry (ANZCTR): 126200001943.

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Cite This Study

Leang et al. (2026) studied this question.

synapsesocial.com/papers/69b79e7c8166e15b153abd39 https://doi.org/10.1111/ans.70589

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Keep reading

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

1National Aeronautics and Space Administration–Task Load Index for minimally invasive surgeries from multiple departments in a tertiary health care centre – A prospective studyCohort Study · 2026
2NASA-TLX Assessment of Surgeon Workload Variation Across SpecialtiesCohort Study · 2018 · 173 citations
3Higher Mental Workload is Associated With Poorer Laparoscopic Performance as Measured by the NASA-TLX Toolother · 2010 · 336 citations
4Modified NASA workload tool identifies physical and cognitive surgeon workload for laparoscopic proceduresOriginal Research · 2014 · 5 citations
5Development and Validation of a Surgical Workload Measure: The Surgery Task Load Index (SURG‐TLX)other · 2011 · 415 citations