Gender Differences and Obesity Influence on Pulmonary Function Parameters

Objectives: Overweight and obesity are known to cause various patterns of alteration to the pulmonary function test (PFT) parameters. We sought to investigate gender differences in PFT parameters and examine the relationship between body mass index (BMI) and PFT parameters. Methods: We conducted a r...

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Main Authors: Rahimah Zakaria, Noraini Harif, Badriya Al-Rahbi, Che Badariah Abdul Aziz, Asma Hayati Ahmad
Format: Article
Language:English
Published: Oman Medical Specialty Board 2019-01-01
Series:Oman Medical Journal
Subjects:
Online Access:http://omjournal.org/articleDetails.aspx?coType=1&aId=2420
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author Rahimah Zakaria
Noraini Harif
Badriya Al-Rahbi
Che Badariah Abdul Aziz
Asma Hayati Ahmad
author_facet Rahimah Zakaria
Noraini Harif
Badriya Al-Rahbi
Che Badariah Abdul Aziz
Asma Hayati Ahmad
author_sort Rahimah Zakaria
collection DOAJ
description Objectives: Overweight and obesity are known to cause various patterns of alteration to the pulmonary function test (PFT) parameters. We sought to investigate gender differences in PFT parameters and examine the relationship between body mass index (BMI) and PFT parameters. Methods: We conducted a retrospective study of 126 patients referred for a PFT by various medical specialties between January and December 2015. PFT was measured using spirometry, and BMI was calculated using Quetelet’s index. Results: Female patients exhibited lower mean values for all PFT parameters compared to male patients. The forced vital capacity (FVC)% predicted was less than 80% for all patients while the ratio of forced expiratory volume in 1 second (FEV1)/FVC was higher with increased BMI. BMI was positively correlated with peak expiratory flow in all patients, and with FEV1/FVC ratio in males but not in females. Conclusions: In our studied population, males exhibited higher mean values of PFT parameters than females. Increased BMI may be associated with a restrictive pattern on spirometry.
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spelling doaj.art-7eb0467eb90a490f910804be8fe21da72022-12-22T03:43:16ZengOman Medical Specialty BoardOman Medical Journal1999-768X2070-52042019-01-01341444810.5001/omj.2019.07Gender Differences and Obesity Influence on Pulmonary Function ParametersRahimah Zakaria0Noraini Harif1Badriya Al-Rahbi2Che Badariah Abdul Aziz3Asma Hayati Ahmad4Department of Physiology, School of Medical Sciences, Universiti Sains Malaysia, Kubang Kerian, MalaysiaDepartment of Physiology, School of Medical Sciences, Universiti Sains Malaysia, Kubang Kerian, MalaysiaOman College of Health Sciences, Ministry of Health, Muscat, OmanDepartment of Physiology, School of Medical Sciences, Universiti Sains Malaysia, Kubang Kerian, MalaysiaDepartment of Physiology, School of Medical Sciences, Universiti Sains Malaysia, Kubang Kerian, MalaysiaObjectives: Overweight and obesity are known to cause various patterns of alteration to the pulmonary function test (PFT) parameters. We sought to investigate gender differences in PFT parameters and examine the relationship between body mass index (BMI) and PFT parameters. Methods: We conducted a retrospective study of 126 patients referred for a PFT by various medical specialties between January and December 2015. PFT was measured using spirometry, and BMI was calculated using Quetelet’s index. Results: Female patients exhibited lower mean values for all PFT parameters compared to male patients. The forced vital capacity (FVC)% predicted was less than 80% for all patients while the ratio of forced expiratory volume in 1 second (FEV1)/FVC was higher with increased BMI. BMI was positively correlated with peak expiratory flow in all patients, and with FEV1/FVC ratio in males but not in females. Conclusions: In our studied population, males exhibited higher mean values of PFT parameters than females. Increased BMI may be associated with a restrictive pattern on spirometry.http://omjournal.org/articleDetails.aspx?coType=1&aId=2420Body Mass IndexPulmonary Function TestGender
spellingShingle Rahimah Zakaria
Noraini Harif
Badriya Al-Rahbi
Che Badariah Abdul Aziz
Asma Hayati Ahmad
Gender Differences and Obesity Influence on Pulmonary Function Parameters
Oman Medical Journal
Body Mass Index
Pulmonary Function Test
Gender
title Gender Differences and Obesity Influence on Pulmonary Function Parameters
title_full Gender Differences and Obesity Influence on Pulmonary Function Parameters
title_fullStr Gender Differences and Obesity Influence on Pulmonary Function Parameters
title_full_unstemmed Gender Differences and Obesity Influence on Pulmonary Function Parameters
title_short Gender Differences and Obesity Influence on Pulmonary Function Parameters
title_sort gender differences and obesity influence on pulmonary function parameters
topic Body Mass Index
Pulmonary Function Test
Gender
url http://omjournal.org/articleDetails.aspx?coType=1&aId=2420
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AT norainiharif genderdifferencesandobesityinfluenceonpulmonaryfunctionparameters
AT badriyaalrahbi genderdifferencesandobesityinfluenceonpulmonaryfunctionparameters
AT chebadariahabdulaziz genderdifferencesandobesityinfluenceonpulmonaryfunctionparameters
AT asmahayatiahmad genderdifferencesandobesityinfluenceonpulmonaryfunctionparameters