Results 1 to 10 of about 118,717 (344)

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

open access: yesRespiratory Research, 2023
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   +5 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   +5 more sources

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   +17 more sources

Precipitous fall of the forced expiratory volume [PDF]

open access: bronzeThorax, 1969
Two patients are described who showed a precipitous loss of forced expiratory volume from normal to low levels within a few years. They did not have bronchial asthma and we suggest that this pattern of deterioration may occur occasionally in patients before they attend hospital with the symptoms of chronic bronchitis.
P Howard, T. W. Astin
openalex   +4 more sources

Raised-Volume Forced Expiratory Flow-Volume Curve in Healthy Taiwanese Infants [PDF]

open access: yesScientific Reports, 2017
The raised-volume rapid thoracoabdominal compression (RVRTC) manoeuvre has been applied to obtain full forced expiratory flow-volume curves in infants. No reference data are available for Asian populations.
Shen-Hao Lai   +7 more
doaj   +4 more sources

Variability of relaxed expiratory volume and forced inspiratory volume [PDF]

open access: bronzeThorax, 1970
Measurements of relaxed expiratory volume in one second (REV1·0) and forced inspiratory volume in one second (FIV1·0) were made on 50 subjects on two occasions to know the variability of these procedures in the individual subject. The mean coefficients of variation for REV1·0 and FIV1·0 were 6·74% and 8·92%, respectively.
M. K. Tandon, Alastair H. Campbell
openalex   +5 more sources

Sources of variation in forced expiratory volume in one second and forced vital capacity [PDF]

open access: bronzeEuropean Respiratory Journal, 2006
Published prediction equations for lung function differ considerably, but the components of population variation responsible for the differences are unknown.Data were analysed for 6,323 never-smoking adults who did not report wheeze or asthma, from 42 centres participating in the European Community Respiratory Health Survey.
S Chinn   +3 more
openalex   +5 more sources

Reproducibility of forced expiratory flow and volume measurements in infants with bronchiolitis [PDF]

open access: bronzePediatric Pulmonology, 1999
The end-tidal rapid thoracoabdominal compression (ETRTC) technique is an established method for lung function testing in infancy. Previous work in healthy infants, however, has shown that measurements with the newly developed raised volume rapid thoracoabdominal compression (RVRTC) technique are more reproducible than those with the ETRTC technique. So
Manfred Modl   +4 more
openalex   +3 more sources

A study to assess the utility of forced expiratory volume in 1 second/forced expiratory volume in 6 seconds in diagnosing obstructive airway disease

open access: diamondMonaldi Archives for Chest Disease
According to the Global Initiative for Chronic Obstructive Lung Disease criteria, the ratio of forced expiratory volume in the 1st second (FEV1) and forced vital capacity (FVC) is required to diagnose chronic obstructive pulmonary disease.
Vardhan Garg   +5 more
doaj   +2 more sources

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