Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Performance evaluation of contemporary spirometers.

S B Nelson1, R M Gardner, R O Crapo

  • 1Department of Medical Informatics School of Medicine, University of Utah, Salt Lake City.

Chest
|February 1, 1990
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

The impact of timing modified natural cycle frozen embryo transfer based on spontaneous luteinizing hormone surge.

Journal of assisted reproduction and genetics·2020
Same author

Achievements after Six Years of The International Partnership for Health Informatics Education.

Yearbook of medical informatics·2016
Same author

University of Utah Medical Informatics Research and Training Program.

Yearbook of medical informatics·2016
Same author

Clinical Information Systems - From Yesterday to Tomorrow.

Yearbook of medical informatics·2016
Same author

Short-range airborne transmission of expiratory droplets between two people.

Indoor air·2016
Same author

Maternal polycystic ovary syndrome and the risk of autism spectrum disorders in the offspring: a population-based nationwide study in Sweden.

Molecular psychiatry·2015
Same journal

Wearable-derived activity and physiological changes following pleural intervention in malignant pleural effusion.

Chest·2026
Same journal

The effect of a two-day stay at high altitude (2500 m) on right ventricular afterload and oxygen delivery in patients with pulmonary vascular disease A randomized controlled crossover trial.

Chest·2026
Same journal

A Comparative Study of Radiation Exposure in Conventional and Robotic Bronchoscopy.

Chest·2026
Same journal

Independent Prognostic Contributions of Anti-Ro52 and Anti-MDA5 in Autoimmune-Associated Interstitial Lung Disease.

Chest·2026
Same journal

Lung aeration and gas exchange in SGA or AGA infants with moderate-severe BPD: secondary analysis of the PATH-BPD study.

Chest·2026
Same journal

Lung Cancer Incidence and Mortality after Negative Low-Dose CT Screening Results.

Chest·2026
See all related articles

Dynamic waveform testing is essential for accurate spirometer evaluation. Calibrated syringe testing alone is insufficient, as many spirometers failed waveform tests, highlighting the need for comprehensive performance validation.

Area of Science:

  • Pulmonary Function Testing
  • Medical Device Evaluation

Background:

  • Spirometers are crucial for diagnosing and monitoring respiratory diseases.
  • Accurate spirometer performance is vital for reliable clinical data.

Purpose of the Study:

  • To comprehensively evaluate the performance of 62 spirometers from 37 sources.
  • To compare the efficacy of calibrated syringe testing versus dynamic waveform testing for spirometer validation.

Main Methods:

  • Two-part protocol: calibrated syringe testing and dynamic waveform testing with ambient air.
  • Calibrated syringe testing assessed accuracy, linearity, and stability using a 3 L syringe.
  • Dynamic waveform testing introduced 24 standard waveforms to evaluate FVC, FEV1, and FEF25-75% accuracy.

Related Experiment Videos

Main Results:

  • Most spirometers (42/47) accurately measured the 3 L syringe within +/- 3%.
  • Only 56.5% of spirometers performed acceptably during dynamic waveform testing; 29% were unacceptable.
  • Software errors were identified in 25% of the 59 computerized spirometers.

Conclusions:

  • Calibrated syringe testing is inadequate for comprehensive spirometer validation.
  • Dynamic waveform testing is essential for accurately assessing and validating spirometer system performance.
  • A significant portion of evaluated spirometers demonstrated unacceptable performance, underscoring the need for rigorous testing protocols.