Results 1 to 10 of about 114,916 (161)

Serum methylarginines and spirometry-measured lung function in older adults. [PDF]

open access: yesPLoS ONE, 2013
RationaleMethylarginines are endogenous nitric oxide synthase inhibitors that have been implicated in animal models of lung disease but have not previously been examined for their association with spirometric measures of lung function in humans ...
Mark A McEvoy   +10 more
doaj   +7 more sources

Diurnal Variation in Peak Expiratory Flow and Forced Expiratory Volume [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2015
Introduction: Diurnal variability in airways has most commonly been reported using peak expiratory flow (PEF) and forced expiratory volume in one second (FEV1). Characteristics of variability in small, mid and large airways caliber are expected to be
Arun Goel   +4 more
doaj   +2 more sources

Proteomic associations with forced expiratory volume: a Mendelian randomisation study [PDF]

open access: yesRespiratory Research
Background A decline in forced expiratory volume (FEV1) is a hallmark of respiratory diseases that are an important cause of morbidity among the elderly.
Gisli Thor Axelsson   +11 more
doaj   +2 more sources

Prediction equations for spirometry in four‐ to six‐year‐old children

open access: yesJornal de Pediatria (Versão em Português), 2016
Objective: To generate prediction equations for spirometry in 4‐ to 6‐year‐old children. Methods: Forced vital capacity, forced expiratory volume in 0.5 s, forced expiratory volume in one second, peak expiratory flow, and forced expiratory flow at 25–75%
Danielle Corrêa França   +9 more
doaj   +5 more sources

Air pollution and airway resistance at age 8 years - the PIAMA birth cohort study. [PDF]

open access: yes, 2018
Air pollution has been found to adversely affect children's lung function. Forced expiratory volume in 1 s and forced vital capacity from spirometry have been studied most frequently, but measurements of airway resistance may provide additional ...
Brunekreef, Bert   +7 more
core   +12 more sources

Impact of climate variability on exercise-induced bronchospasm in adolescents living in a semi-arid region

open access: yesEinstein (São Paulo), 2021
Objective: To examine the impact of climate variability on the occurrence of exercise-induced bronchospasm in the rainy and dry seasons of a Brazilian semi-arid region.
Edinely Michely de Alencar Nelo   +7 more
doaj   +2 more sources

Effect of acute respiratory infections in infancy on pulmonary function test at 3 years of age: a prospective birth cohort study

open access: yesBMJ Open Respiratory Research, 2020
Introduction Acute respiratory infections (ARIs) in infancy may have a long-term impact on the developing respiratory system. We planned a prospective cohort study to determine the impact of ARI during infancy on the pulmonary function test indices at 3 ...
Kana Ram Jat   +7 more
doaj   +1 more source

UTILITY OF SPIROMETRY IN ASSESSMENT OF UPPER AIRWAY OBSTRUCTIONS: THE NEGLECTED PARAMETERS

open access: yesKhyber Medical University Journal, 2023
Upper airway obstructions represent a huge burden to the health care system due to its high morbidity and cost to the economic systems. Therefore, it is important to understand the physiological parameters used in diagnosis and prognosis of these ...
Thamir Al-khlaiwi, Syed Shahid Habib
doaj   +1 more source

Effect of a Single Simulated 500 m Saturation Dive on Lung Function

open access: yesFrontiers in Physiology, 2022
Background: Whether deep saturation diving causes injury to lung function remains controversial and the mechanism is unclear. The present study aimed to evaluate the effects of a 500 m simulated single saturation dive on lung function.Methods: A ...
Ningfang Lian   +8 more
doaj   +1 more source

Pregnant women with bronchial asthma benefit from progressive muscle relaxation: A randomized, prospective, controlled trial [PDF]

open access: yes, 2006
Background: Asthma is a serious medical problem in pregnancy and is often associated with stress, anger and poor quality of life. The aim of this study was to determine the efficacy of progressive muscle relaxation (PMR) on change in blood pressure, lung
Affleck G   +51 more
core   +1 more source

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