Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Search research articles

Related Experiment Videos

Pulmonary function testing. What is 'normal'?

B E Pennock, J J Cottrell, R M Rogers

Archives of Internal Medicine

|November 1, 1983

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 use of nitrogen isotopic fractionation as a biomarker for feed conversion efficiency in pigs using blood and hair samples.

Animal biotechnology·2025

Same author

Heat stress of gilts around farrowing causes oxygen insufficiency in the umbilical cord and reduces piglet survival.

Animal : an international journal of animal bioscience·2022

Same author

Animal board invited review: Factors affecting the early growth and development of gilt progeny compared to sow progeny.

Animal : an international journal of animal bioscience·2022

Same author

Review: What have we learned about the effects of heat stress on the pig industry?

Animal : an international journal of animal bioscience·2021

Same author

Effects of chromium supplementation on physiology, feed intake, and insulin related metabolism in growing pigs subjected to heat stress.

Translational animal science·2020

Same author

Reduced growth performance in gilt progeny is not improved by segregation from sow progeny in the grower-finisher phase.

Animal : an international journal of animal bioscience·2019

Same journal

Elevated CK-MB With Normal Total Creatine Kinase Levels in Patients Undergoing Maintenance Hemodialysis-Reply.

Archives of internal medicine·2017

Same journal

Occult Carbon Monoxide Poisoning-Reply.

Archives of internal medicine·2017

Same journal

Acquired Immune Deficiency Syndrome-Reply.

Archives of internal medicine·2017

Same journal

Heparin Side Effects-Reply.

Archives of internal medicine·2017

Same journal

Humanizing primary care medicine begins with stress.

Archives of internal medicine·2017

Same journal

Legend omitted and number misrepresented.

Archives of internal medicine·2013

See all related articles

This study redefines normal ranges for pulmonary function tests (PFTs) to reduce confusion. New statistical guidelines offer a simpler, consistent method for interpreting key PFT values like FVC and FEV1.

Area of Science:

Pulmonary Medicine
Respiratory Physiology
Clinical Diagnostics

Background:

Pulmonary function test (PFT) interpretation has historically faced challenges due to unclear normal ranges.
Variability in PFT results complicates accurate diagnosis and monitoring of respiratory conditions.

Purpose of the Study:

To establish redefined, statistically-guided normal limits for common pulmonary function test values.
To provide a simplified and consistent framework for interpreting PFT data.

Main Methods:

Application of statistical guidelines traditionally used for forced vital capacity (FVC) and forced expiratory volume in 1 second (FEV1).
Redefinition of normal limits for a comprehensive set of PFT parameters.

Main Results:

Related Experiment Videos

Establishment of new, statistically derived normal ranges for key PFTs including FVC, FEV1, and lung volumes.
Development of a unified scheme for interpreting a wide array of pulmonary function measurements.

Conclusions:

The redefined normal limits offer a more consistent approach to PFT interpretation.
Understanding the limitations of the applied statistical assumptions is crucial for accurate clinical use.