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 Concept Videos

Pulmonary Function Tests01:25

Pulmonary Function Tests

1.1K
Pulmonary Function Tests (PFTs)
Pulmonary Function Tests are crucial diagnostic tools for assessing respiratory function, particularly in patients with chronic respiratory disorders. They comprehensively evaluate lung volumes, ventilatory function, breathing mechanics, diffusion, and gas exchange. These tests help diagnose pulmonary diseases and play a significant role in monitoring disease progression, evaluating disability, and assessing response to therapy.
PFTs involve using a spirometer, a...
1.1K
Respiratory Volumes01:15

Respiratory Volumes

3.6K
Respiratory volumes are crucial metrics, meticulously measured to quantify the air exchanged in and out of the lungs during various phases of the breathing cycle. These precise measurements are vital for assessing lung function, diagnosing respiratory conditions, and monitoring overall respiratory health. Each parameter provides specific insights into the mechanics of breathing and the functional capacity of the lungs.
Tidal Volume (TV) Tidal volume (TV) is the air inhaled or exhaled in a...
3.6K
Physical Assessment of the Respiratory Tract I: Health History01:28

Physical Assessment of the Respiratory Tract I: Health History

1.3K
Physical assessment of the respiratory tract is critical to patient care. It allows healthcare professionals to identify and manage various respiratory conditions. The process involves a combination of subjective and objective data collection.
Subjective Data
Subjective data provides vital information about the patient's health history and symptoms. This data is typically collected through interviews in which patients describe their experiences, symptoms, and concerns.
Health history and...
1.3K
Chronic Obstructive Pulmonary Disease-IV: Assessement and Diagnostic Studies01:27

Chronic Obstructive Pulmonary Disease-IV: Assessement and Diagnostic Studies

3.4K
Assessing and diagnosing Chronic Obstructive Pulmonary Disease (COPD) involves a detailed approach that includes a comprehensive review of medical history, physical examination, and a variety of diagnostic tests. This thorough evaluation is essential to ensure an accurate diagnosis and guide effective management strategies.
Medical History
3.4K
Respiratory Volumes and Capacities I01:26

Respiratory Volumes and Capacities I

2.1K
Assessing the respiratory rate and rhythm for a complete minute is crucial for evaluating the breathing pattern. Even a minor increase in the patient's average respiratory rate, by as little as three to five breaths per minute, is an early and vital indicator of respiratory distress. Patients with a respiratory rate exceeding twenty-four breaths per minute require close monitoring to determine the physiological alterations. This careful observation is essential for prompt recognition and...
2.1K
Respiratory Volumes and Capacities01:22

Respiratory Volumes and Capacities

7.5K
The respiratory system is responsible for the intake of oxygen and the expulsion of carbon dioxide from the body. Respiratory volumes describe the volume of air in the lungs at different phases of the respiratory cycle. Tidal volume is the air breathed in and out during normal, quiet breathing. Inspiratory reserve volume is the air that can be forcefully inspired beyond the tidal volume. In contrast, expiratory reserve volume refers to the air that can be expelled from the lungs after a normal...
7.5K

You might also read

Related Articles

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

Sort by
Same author

Second Malignant Neoplasms Following Treatment for Childhood Cancer: A Population-Based Registry Study.

Acta paediatrica (Oslo, Norway : 1992)·2026
Same author

Single-cell mRNA-regulation analysis reveals cell type-specific mechanisms of type 2 diabetes.

Nature communications·2025
Same author

Probability of live birth after IVF/ICSI treatments in female early onset cancer survivors: a Finnish population-based registry study.

Human reproduction (Oxford, England)·2021
Same author

SCRT1 is a novel beta cell transcription factor with insulin regulatory properties.

Molecular and cellular endocrinology·2020
Same author

Ghrelin suppresses insulin secretion in human islets and type 2 diabetes patients have diminished islet ghrelin cell number and lower plasma ghrelin levels.

Molecular and cellular endocrinology·2020
Same author

Sex differences in faecal occult blood test screening for colorectal cancer.

The British journal of surgery·2018

Related Experiment Video

Updated: Apr 15, 2026

Employing the Forced Oscillation Technique for the Assessment of Respiratory Mechanics in Adults
06:11

Employing the Forced Oscillation Technique for the Assessment of Respiratory Mechanics in Adults

Published on: February 9, 2022

6.6K

Reference values of spirometry for Finnish adults.

A Kainu1, K L Timonen2,3, J Toikka4,5

  • 1Department of Pulmonary Medicine, HUCH Heart and Lung Center, Peijas Hospital, University of Helsinki and Helsinki University Hospital, Helsinki, Finland.

Clinical Physiology and Functional Imaging
|March 31, 2015
PubMed
Summary
This summary is machine-generated.

New spirometry reference values for Finnish adults (18-80 years) are now available. These updated lung function values differ from global GLI2012 predictions, suggesting GLI2012 may not be suitable for clinical use in this population.

Keywords:
GLI2012forced expiratory volume in one secondlung functionreference valuesspirometry

More Related Videos

Conducting Respiratory Oscillometry in an Outpatient Setting
14:49

Conducting Respiratory Oscillometry in an Outpatient Setting

Published on: April 8, 2022

9.0K
Author Spotlight: Integrating Alveolar-Capillary Reserve Measurements in Exercise Adaptation and Therapeutic Strategies
08:44

Author Spotlight: Integrating Alveolar-Capillary Reserve Measurements in Exercise Adaptation and Therapeutic Strategies

Published on: February 2, 2024

1.5K

Related Experiment Videos

Last Updated: Apr 15, 2026

Employing the Forced Oscillation Technique for the Assessment of Respiratory Mechanics in Adults
06:11

Employing the Forced Oscillation Technique for the Assessment of Respiratory Mechanics in Adults

Published on: February 9, 2022

6.6K
Conducting Respiratory Oscillometry in an Outpatient Setting
14:49

Conducting Respiratory Oscillometry in an Outpatient Setting

Published on: April 8, 2022

9.0K
Author Spotlight: Integrating Alveolar-Capillary Reserve Measurements in Exercise Adaptation and Therapeutic Strategies
08:44

Author Spotlight: Integrating Alveolar-Capillary Reserve Measurements in Exercise Adaptation and Therapeutic Strategies

Published on: February 2, 2024

1.5K

Area of Science:

  • Pulmonary Medicine
  • Biostatistics
  • Population Health

Background:

  • Accurate diagnostic assessment of lung function relies on current reference values.
  • Existing reference values may not accurately represent diverse populations.
  • The GLI2012 global reference values are widely used but require validation across different ethnicities.

Purpose of the Study:

  • To establish up-to-date spirometry reference values for the Finnish population aged 18-80 years.
  • To compare these new Finnish reference values with existing Finnish, European, and global GLI2012 values.
  • To assess the suitability of GLI2012 predictions for the Finnish population.

Main Methods:

  • Spirometry data collected from 1380 adults in the FinEsS studies and 662 healthy volunteers.
  • A final sample of 1000 healthy, non-smoking native Finns (aged 18-83 years) was selected after rigorous screening.
  • Sex-specific reference values were estimated using the Generalized Additive Models for Location, Scale and Shape (GAMLSS) method, adjusted for age and height.

Main Results:

  • The new Finnish reference values for forced vital capacity (FVC) and forced expiratory volume in 1 second (FEV1) are higher than GLI2012 predictions for Caucasians.
  • Average differences compared to GLI2012 were 6.2% and 5.1% for FVC, and 4.2% and 3.0% for FEV1 in men and women, respectively.
  • GLI2012 tended to overestimate the FEV1/FVC ratio, particularly with increasing age, and most European reference equations underestimated FVC and FEV1.

Conclusions:

  • This study provides current spirometry reference values for native Finns across a broad age range.
  • The GLI2012 reference values appear unsuitable for clinical application in native Finns due to underestimation of lung volumes.
  • Updated, population-specific reference values are crucial for accurate lung function assessment in clinical practice.