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Related Experiment Video

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Analysis of microcirculation measurements by novice users trained by a standardized interactive tutorial: An

Vladimir Cerny1,2,3, Islam Abdo1, Ronald B George2

  • 1Department of Anaesthesiology and Intensive Care Medicine, Charles University in Prague, Faculty of Medicine Hradec Kralove, University Hospital Hradec Kralove, Czech Republic.

Clinical Hemorheology and Microcirculation
|October 8, 2015
PubMed
Summary

Novice users can analyze microcirculatory video data with fair agreement after training. A standardized tutorial enables untrained individuals to determine microvascular flow index (MFI) using semi-automated software, reducing analysis time.

Keywords:
Microcirculationanalysiseducationtutorial

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Area of Science:

  • Physiology
  • Medical Imaging
  • Biomedical Engineering

Background:

  • Microcirculatory studies generate large video datasets, leading to prolonged analysis times.
  • Efficient data analysis is crucial for timely results in microcirculation research.
  • Engaging more personnel is a potential strategy to accelerate the analysis of microcirculatory video data.

Purpose of the Study:

  • To evaluate if novice users can accurately determine microcirculatory parameters using semi-automated software after standardized training.
  • To assess the variability in results obtained by untrained personnel performing microcirculatory video analysis.
  • To determine the effectiveness of a standardized interactive tutorial in teaching microcirculatory analysis to new users.

Main Methods:

  • 14 volunteers without prior microcirculatory analysis experience participated.
  • A standardized interactive tutorial was provided to all participants.
  • Novice users independently analyzed the same sample microcirculatory video post-training.
  • The kappa statistic was used to assess agreement for the microvascular flow index (MFI) in small and large vessels.

Main Results:

  • Novice users demonstrated a fair level of agreement in determining the microvascular flow index (MFI).
  • The kappa statistic indicated acceptable variability among the novice users' analyses.
  • The results suggest that untrained individuals can achieve reliable outcomes after structured training.

Conclusions:

  • A standardized interactive tutorial is effective in training novice users for microcirculatory analysis.
  • Semi-automated software, combined with training, allows untrained personnel to analyze microcirculatory parameters with acceptable agreement.
  • This approach can potentially reduce the time-to-result in microcirculatory studies involving extensive video data.