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Updated: Mar 30, 2026

A Computerized Functional Skills Assessment and Training Program Targeting Technology Based Everyday Functional Skills

A Computerized Functional Skills Assessment and Training Program Targeting Technology Based Everyday Functional Skills

Published on: February 13, 2020

Adaptive simulation training using cumulative sum: a randomized prospective trial.

Yinin Hu¹, Kendall D Brooks¹, Helen Kim¹

¹Department of Surgery, University of Virginia School of Medicine, P.O. Box 800709, Charlottesville, VA, 22908-0709, USA.

American Journal of Surgery

|November 10, 2015

Summary

This summary is machine-generated.

Cumulative sum (Cusum) training streamlines medical education by adapting to individual proficiency. This method reduces practice time by 19% while maintaining high skill performance in surgical trainees.

Keywords:

Adaptive learning Cumulative sum Medical student education Resident education Surgical education Surgical simulation

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Area of Science:

Medical Education
Surgical Simulation
Adaptive Learning

Background:

Cumulative sum (Cusum) offers a novel approach to adaptive, individualized training.
Simulation-based training is crucial for developing clinical skills.

Purpose of the Study:

To evaluate the efficacy of Cusum in optimizing simulation-based surgical training.
To streamline training curricula using an adaptive, individualized approach.

Main Methods:

Preclinical medical students were randomized into Cusum and control groups.
Participants practiced suturing, intubation, and central venous catheterization in simulation.
Cusum group practiced until proficiency; control group practiced a set duration (8-9 hours).

Main Results:

No significant difference in post-test scores between Cusum (92.1%) and control (93.5%) groups (P = .71).
Cusum participants practiced 19% fewer hours (7.12 vs 8.75 hours, P < .001).
Cusum identified proficiency relapses in 29% for suturing and 40% for intubation.

Conclusions:

Cusum-based adaptive training is more time-efficient than traditional volume-based curricula.
This adaptive strategy maintains high levels of skill acquisition in surgical trainees.
Cusum effectively identifies and addresses proficiency fluctuations during training.