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Showing 1 to 20 of 89 for “"FEV1"”.

  1. Lung function determinants and mortality of children and adolescents with cystic fibrosis in South Africa 2007-2016

    Vandenbroucke, Natalie JoëlleDepartment of Paediatrics and Child Health2019

    … forced expiratory volume in one second (FEV1) is the main predictor of morbidity and mortality in individuals with CF. This study aimed to describe the change in lung function, nutritional status and mortality of children and adolescents with CF, attending the Red Cross War Memorial …

    cape-town Repository record

  2. The effects of vocal function exercises on the lung function of trained female singers: a pilot investigation

    Price, KateVictoria University2003

    … (FVC), forced expiratory volume in once second (FEV1), FEV1/FVC ratio. Significant differences were found in both FEV1 (p=0.013) and FEV1/FVC ratio (P=0.009) after the completion of the exercises. This is most likely attributed to an increase in the power of the inspiratory muscles and greater …

    vu-aus Repository record

  3. Predictors of Knee Extensor Strength in Patients with Chronic Obstructive Pulmonary Disease

    Garris, Jennifer L.Wake Forest University2010

    … as percent of the forced vital capacity (FEV1/FVC), thigh muscle volume, and/or thigh muscle attenuation (as a measure of fat infiltration) were significant predictors of knee extensor strength. RESULTS: Thigh muscle volume and FEV1/FVC accounted for 72.3% of the variance in knee extensor …

    wfu Repository record

  4. Nutrition, Inflammation and Lung Function in Middle-aged Men

    Cullen, KathyQueen's University Belfast2010

    … expiratory volume in one second (FEV1) is an independent predictor of all-cause mortality and therefore variables which accelerate or slow FEV1 decline are of great potential importance to public health. <br/><br/>Methods:<br/>From 1991 to 1994, 2745 men aged 50 to 59 years were …

    qu-belfast Repository record

  5. Sveikų rūkančių studentų fizinio aktyvumo, širdies kraujagyslių ir kvėpavimo sistemų funkcijų sąsajos /

    Lukšaitė, Evita,Institutional Repository of Vilnius University2024

    … significant (p=0.7284). 87.5% of the subjects' FEV1, FVC results were in accordance with the norms, the differences between genders were statistically significant (FEV1 p=4.157e-6, FVC p=6.987e-7). FEV1/FVC of all subjects corresponded to the norm, differences between genders p=0.9783. 75% of …

    vilnius Repository record

  6. An investigation of the lasting effects of thoracic manipulation and rib raising on spirometric measurements of asymptomatic participants

    Williams, KevinVictoria University2003

    … were observed in both FVC (p=0.005) and FEV1 (p=0.002) within each of the three groups over time (pre-test, post-test, 1 week). However, no significant increases were found neither in the chest diameter values within the three treatment groups with respect to time nor between the three …

    vu-aus Repository record

  7. The Determination of Lung Function Using Impulse Oscillometry and Spirometry

    Ingram, Mécole Vordalander2013

    … and weight on forced expiratory volume (FEV1). Smoking and weight had a significant effect on FEV1 while there was no significance to physical activity and FEV1 but a trend was found. In conclusion, more testing needs to be conducted to create normative data for 18-22 year olds. This will …

    gsu Repository record

  8. Development and validation of a diagnostic tool for occupational asthma based on serial lung function measurements

    Moore, Vicky ClareUniversity of Birmingham2010

    … of forced expiratory volume in one second (FEV1) to PEF, PEF was more sensitive to diurnal changes than FEV1, although FEV1 was more reproducible. Exhaled breath nitric oxide (FENO) showed similar ABC scores between those with normal and raised FENO. FENO was significantly correlated to …

    birmingham Repository record

  9. Η αναπνευστική λειτουργία εργαζομένων σε αρτοποιεία και η ευαισθητοποίηση αυτών στο αλεύρι

    Πατούχας, Δημήτριος2009

    … και τους δείκτες πνευμονικής λειτουργίας (FEV1, FVC, λόγος FEV1/FVC, RV, TLC, λόγος RV/TLC). 2) η μελέτη της ανοσολογικής ευαισθητοποίησης των εργαζομένων στα αλλεργιογόνα των διάφορων αλεύρων που χρησιμοποιούνται στην παραγωγή του άρτου. Μελετήθηκαν 103 άτομα που εργάζονταν σε παραδοσιακά …

    patras-thes Repository record

  10. A systematic review of the association between pulmonary tuberculosis and the development of chronic airflow obstruction in adults

    Allwood, BrianDepartment of Public Health and Family Medicine2012

    … Obstruction was defined on spirometric data (FEV1: FVC Ratio < 0.70; or FEV1: FVC Ratio < lower limit of normal for age, with or without bronchodilator use). Conclusions: Evidence was found for an association between a past history of tuberculosis and the presence of COPD. This association is …

    cape-town Repository record

  11. Einfluß der individuellen Feinstaub- und Ozonbelastung auf die Lungenfunktion von Schulkindern

    Holler, Barbara

    … zwischen individuell gemessenem Ozon und der FEV1 der Kinder. Die Regression der Stations-Ozonmeßwerte auf die FEV1 und die FVC waren geringer. Die individuell gemessene PM2,5-, beziehungsweise PM10-Immission zeigte keinen Zusammenhang mit der FVC oder der FEV1 der Kinder. Zusammenfassend kann …

    freiburg-diss Repository record

  12. A prospective cohort study of the correlation between chest circumference and spirometry measurements over a 19-week intense training programme

    University of Pretoria2014

    … and r=0.697; p<0.01, respectively) and between FEV1 and VO2 max in week 1 and week 19 (r=0.628; p<0.01 and r=0.658; p<0.01, respectively). A moderate, positive and statistically significant correlation between FEV1 and VO2 max in week 12 (r=0.554; p<0.01) was noted. There were no statistically …

    pretoria Repository record

  13. Body composition, lung function, blood pressure, and muscular strength: a comparative study

    Sadeghimakki, RohamLondon Metropolitan University2019

    … adiposity (TFMI, AFMI) impaired lung function (FEV1, FVC and FEF25-75%) respectively at high levels of truncal and appendicular muscularity (TSMI, ASMI). The negative impact of whole-body (high FM/FFM) and segmental (high TFM/ASM) metabolic overload on expiratory flow rate (FEV1) was …

    london-metro Repository record

  14. Determinants of smoke induced lung damage and relationship with metabolic syndrome

    Bagmane, DineshUniversity of Southampton2008

    … females showed an increase in total body fat. FEV1 was reduced when comparing all smokers with MeS and those without MeS, and there was a greater reduction in males who had a greater prevalence of MeS, but had better quality of life even though they smoked more. However, whilst smokers with MeS …

    soton Repository record

  15. The development of welding fumes health risk assessment tool for automotive component related industries

    Hariri, AzianUniversiti Tun Hussein Onn Malaysia2015

    … (Plant 1: mean index value=1.42, FVC=84.09%, FEV1=88.51%, PEF= 68.58%, significant persistent symptom: sore or dry throat; Plant 2: mean index value=1.40, FVC=87.86%, FEV1=91.14%, PEF=71.68%, significant persistent symptom: none ;Plant 3: mean index value=1.30, FVC=89.65%, FEV1=91.96%, PEF= …

    uthm Repository record

  16. Difficulties and challenges in implementing screening for lung cancer in high-risk group patients in the respiratory clinic at Groote Schuur Hospital

    Emhemed, MohamedDepartment of Medicine2025

    … Research Council (mMRC) score less than 3 and FEV1 greater than one litre. Results: 116 patients with COPD were screened for eligibility for lung cancer screening. The mean (SD) age was 62.84(10.4) years and 56.1% were male. 44 (37.9%) patients were current smokers, 68 (58.6) were ex-smokers …

    cape-town Repository record

  17. The Clinical Spectrum, Aetiology and Disease Progression of Children with Post-infectious Bronchiolitis Obliterans at Tertiary Paediatric Pulmonology Service in Cape Town, South Africa

    Yassin, AamirDepartment of Paediatrics and Child Health2021

    … (41.4%) or obstructive (27%) patterns, mean (SD) FEV1 z-score - 3.3(±1.4), FVC z-scores -2.4(±1.6) and FEV1/FVC z-score -3.1(±2.4). Corticosteroids were used during initial presentation in 92% of patients. Seventy six percent of patients required two or more hospital admissions. Cough (43%) and …

    cape-town Repository record

  18. Principales causas de mortalidad en pacientes con enfermedad pulmonar obstructiva crónica según su función pulmonar

    Carrasco Carrasco, Cristina María2023

    … espiratorio forzado en el primer segundo (FEV1) dividido por la capacidad vital forzada (FVC) postbroncodilatación menor al 70%. El objetivo de este trabajo es analizar las causas de mortalidad en pacientes con EPOC y su relación con el grado de limitación al flujo aéreo. Métodos: Se trata …

    sevilla Repository record

  19. The Effects of Frequent Smartphone Use on Children’s Upper Posture and Pulmonary Function

    Alonazi, Asma

    … (FVC), forced expiratory volume in 1 second (FEV1), ratio of forced expiratory volume in 1 second to forced vital capacity (FEV1/FVC), and peak expiratory flow (PEF) were measured to evaluate pulmonary function. Maximal voluntary ventilation (MVV), maximum inspiratory pressures (MIP), and …

    loma-linda Repository record

  20. Exacerbations, health status and sibling pair comparisons in severe Alpha-1-Antitrypsin Deficiency

    Needham, MichelleUniversity of Birmingham2007

    … in forced expiratory volume in one second (FEV1). However, despite lung function decline, patients do not show a progressive loss in health status. Index patients have worse lung function and health status and more emphysema than non-index siblings. These differences are not solely explained …

    birmingham Repository record

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