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https://arxiv.org/abs/2401.15713 • 11 items • Updated
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Chronic obstructive pulmonary disease (COPD) is a systemic disease.,Several long non-coding RNAs (lncRNAs) have been identified to be aberrantly expressed in COPD patients.,This study investigated the role of lncRNA cancer susceptibility candidate 2 (CASC2) in COPD, as well as its potential mechanism.,Fifty smokers wit... | Traffic-related air pollution particulate matter 2.5 (TRAPM2.5), is involved in chronic obstructive pulmonary disease (COPD), which is characterized by airway inflammation.,Specifically, these harmful particles or gases can increase chronic airway inflammation.,Some recent studies have shown that lncRNAs are closely re... | 1 |
Patients with chronic obstructive pulmonary disease (COPD) often have osteoporosis and diabetes as comorbid conditions.,Anti-diabetic medication, including metformin, has protective effects on osteoporosis in experimental studies.,We therefore studied whether patients with COPD receiving anti-diabetic medication had a ... | Metabolic adaptation in immune cells is necessary to modulate immune cell function as it is intricately coupled with intracellular metabolism.,We aimed to characterize the metabolic state of human peripheral blood mononuclear cells (PBMCs) after long-term exposure to tobacco smoke in smokers with preserved lung functio... | 1 |
Health-related quality of life (HRQL) is an important patient-reported outcome measure used to describe the burden of chronic obstructive pulmonary disease (COPD) which is often accompanied by comorbid conditions.,Data from 2275 participants in the COPD cohort COSYCONET and from 4505 lung-healthy control subjects from ... | The relationship between physical activity, disease severity, health status and prognosis in patients with COPD has not been systematically assessed.,Our aim was to identify and summarise studies assessing associations between physical activity and its determinants and/or outcomes in patients with COPD and to develop a... | 1 |
Frailty is an important clinical syndrome that is consistently associated with adverse outcomes in older people.,The relevance of frailty to chronic respiratory disease and its management is unknown.,To determine the prevalence of frailty among patients with stable COPD and examine whether frailty affects completion an... | Reduced physical activity is an important feature of Chronic Obstructive Pulmonary Disease (COPD).,Various activity monitors are available but their validity is poorly established.,The aim was to evaluate the validity of six monitors in patients with COPD.,We hypothesized triaxial monitors to be more valid compared to ... | 1 |
Pulmonary rehabilitation (PR) may improve respiratory symptoms and skeletal muscle strength in patients with COPD.,We aimed to evaluate changes in ultrasound (US) measurements of diaphragmatic mobility and thickness after PR in COPD patients and to test its correlation with PR outcomes.,Twenty-five COPD patients were e... | Chronic obstructive pulmonary disease (COPD) is a debilitating disease characterized by inflammation-induced airflow limitation and parenchymal destruction.,In addition to pulmonary manifestations, patients with COPD develop systemic problems, including skeletal muscle and other organ-specific dysfunctions, nutritional... | 1 |
Biomass smoke exposure (BSE) is a recognized cause of COPD particularly in rural areas.,However, little research has been focused on BSE in suburban areas.,The aim of this study was to determine the prevalence of COPD, respiratory symptoms (RS) and BSE in women living in a suburban area of Mexico City exposed to BSE.,A... | Asthma and COPD are characterized by airway dysfunction and inflammation.,Neutrophilic airway inflammation is a common feature of COPD and is recognized in asthma, particularly in severe disease.,The T helper (Th) 17 cytokines IL-17A and IL-17F have been implicated in the development of neutrophilic airway inflammation... | 1 |
Oxidative stress is a major driving mechanism in the pathogenesis of COPD.,There is increased oxidative stress in the lungs of COPD patients due to exogenous oxidants in cigarette smoke and air pollution and due to endogenous generation of reactive oxygen species by inflammatory and structural cells in the lung.,Mitoch... | Socioeconomic status (SES) is a strong social determinant of health.,There remains a limited understanding of the association between SES and COPD prevalence among low- and middle-income countries where the majority of COPD-related morbidity and mortality occurs.,We examined the association between SES and COPD prevale... | 1 |
The airways of COPD patients are often colonized with bacteria leading to increased airway inflammation.,This study sought to determine whether systemic cytokine responses to microbial pathogen-associated molecular patterns (PAMPs) are increased among subjects with severe COPD.,In an observational cross-sectional study... | Toll-like receptors (TLRs) on T cells can modulate their responses, however, the extent and significance of TLR expression by lung T cells, NK cells, or NKT cells in chronic obstructive pulmonary disease (COPD) is unknown.,Lung tissue collected from clinically-indicated resections (n = 34) was used either: (a) to compa... | 1 |
Objective.,Several studies have evaluated the association between CYP1A1 polymorphisms and the susceptibility of chronic obstructive pulmonary disease (COPD) with inconclusive results.,We performed the first comprehensive meta-analysis to summarize the association between CYP1A1 polymorphisms and COPD risk.,Method.,A s... | The interleukin-1 (IL-1) gene polymorphisms have been implicated in chronic obstructive pulmonary disease (COPD) risk, but results are controversial.,We aimed to conduct a meta-analysis to address this issue.,Odds ratio (OR) and 95% confidence interval (CI) were used to investigate the strength of the association.,The ... | 1 |
Background: To evaluate the in vitro dose delivery characteristics of approved asthma and chronic obstructive pulmonary disease (COPD) therapies delivered via the ELLIPTA® dry powder inhaler across inhalation endpoints representative of the target patient population, using the Electronic Lung (eLung™) to replicate inha... | For optimal efficacy, an inhaler should deliver doses consistently and be easy for patients to use with minimal instruction.,The delivery characteristics, patients’ correct use, and preference of two single-dose dry powder inhalers (Breezhaler and HandiHaler) were evaluated in two complementary studies.,The first study... | 1 |
Little is known about the impact of exacerbations on COPD progression or whether inhaled corticosteroid (ICS) use and blood eosinophil count (BEC) affect progression.,We aimed to assess this in a prospective observational study.,The study population included patients with mild to moderate COPD, aged ≥35 years, with a s... | Inhaled medications are the cornerstone of treatment and management of asthma and COPD.,However, inhaler device errors are common among patients and have been linked with reduced symptom control, an increased risk of exacerbations, and increased healthcare utilisation.,These observations have prompted GINA (Global INit... | 1 |
COPD is the third leading cause of death in the world.,Utilizing care bundles during acute COPD exacerbations results in fewer complications and lower costs.,Our aim was to construct a COPD exacerbation care bundle and evaluate the effects on patient care.,We conducted a prospective analysis of 44 patients admitted wit... | Chronic obstructive pulmonary disease (COPD) exacerbations account for a substantial proportion of COPD-related costs.,To describe COPD exacerbation patterns and assess the association between exacerbation frequency and health care resource utilization (HCRU) and costs in patients with COPD in a Medicare population.,A ... | 1 |
Pulmonary rehabilitation is a cornerstone of care for COPD but uptake of traditional centre-based programmes is poor.,We assessed whether home-based pulmonary rehabilitation, delivered using minimal resources, had equivalent outcomes to centre-based pulmonary rehabilitation.,A randomised controlled equivalence trial wi... | Physical inactivity is associated with poor outcomes in COPD, and as a result, interventions to improve physical activity (PA) are a current research focus.,However, many trials have been small and inconclusive.,The aim of this systematic review and meta-analysis was to study the effects of randomized controlled trials... | 1 |
This longitudinal, retrospective cohort study of patients with COPD describes baseline characteristics, adherence, and persistence following initiation of inhaled corticosteroids (ICS)/long-acting β2-agonists (LABA)/long-acting muscarinic antagonists (LAMA) from multiple inhaler triple therapy (MITT).,Patients aged ≥40... | This study investigated patient perceptions, experiences and management of COPD throughout the SLS COPD study.,Follow-up interviews were conducted with 400 patients who completed SLS COPD; a mixed-methods approach was used to collect quantitative and qualitative information.,Structured interviews using closed-ended que... | 1 |
Exacerbations affect morbidity in chronic obstructive pulmonary disease (COPD).,We sought to evaluate the association between exacerbation frequency and spirometric and health status changes over time using data from a large, long-term trial.,This retrospective analysis of data from the 4-year UPLIFT® (Understanding Po... | Hospital readmission for acute exacerbation of COPD (AECOPD) occurs in up to 30% of patients, leading to excess morbidity and poor survival.,Physiological risk factors predict readmission, but the impact of modifiable psychosocial risk factors remains uncertain.,We aimed to evaluate whether psychosocial risk factors in... | 1 |
Chronic obstructive pulmonary disease (COPD) is a leading cause of disability and death world-wide, where chronic inflammation accelerates lung function decline.,Pathological inflammation is worsened by chronic bacterial lung infections and susceptibility to recurrent acute exacerbations of COPD (AECOPD), typically cau... | The role of interleukins in the severity and clinical profile of chronic obstructive pulmonary disease (COPD) is not known, but evidence supports the contribution of systemic inflammation to disease pathophysiology.,This study evaluated the relationship of serum biomarkers to the severity and clinical parameters of COP... | 1 |
Increasing physical activity (PA) is considered to be an important factor for the efficient management of chronic obstructive pulmonary disease (COPD).,Successful methods required to achieve improvements in PA following pulmonary rehabilitation (PR), however, are rarely reported.,Therefore, we will conduct this trial t... | Physical inactivity is associated with poor outcomes in COPD, and as a result, interventions to improve physical activity (PA) are a current research focus.,However, many trials have been small and inconclusive.,The aim of this systematic review and meta-analysis was to study the effects of randomized controlled trials... | 1 |
Rationale: The IMPACT (Informing the Pathway of Chronic Obstructive Pulmonary Disease Treatment) trial demonstrated a significant reduction in all-cause mortality (ACM) risk with fluticasone furoate/umeclidinium/vilanterol (FF/UMEC/VI) versus UMEC/VI in patients with chronic obstructive pulmonary disease (COPD) at risk... | Little is known about factors that determine health status decline in clinical trials of COPD.,To examine health status changes over 3 years in the TORCH study of salmeterol+fluticasone propionate (SFC) vs. salmeterol alone, fluticasone propionate alone or placebo.,St George's Respiratory Questionnaire (SGRQ) was admin... | 1 |
Comorbidities are associated with the severity of coronavirus disease 2019 (COVID‐19).,This meta‐analysis aimed to explore the risk of severe COVID‐19 in patients with pre‐existing chronic obstructive pulmonary disease (COPD) and ongoing smoking history.,A comprehensive systematic literature search was carried out to f... | Some COPD patients are more susceptible to exacerbations than others.,Mechanisms underlying these differences in susceptibility are not well understood.,We hypothesized that altered cell mediated immune responses may underlie a propensity to suffer from frequent exacerbations in COPD.,Peripheral blood mononuclear cells... | 1 |
Potentially pathogenic microorganisms can be detected by quantitative real-time polymerase chain reaction (qPCR) in sputum from patients with COPD, although how this technique relates to culture and clinical measures of disease is unclear.,We used cross-sectional and longitudinal data to test the hypotheses that qPCR i... | Chronic obstructive pulmonary disease (COPD) is predicted to become the third leading cause of death in the world by 2020.,It is characterized by airflow limitation that is not fully reversible.,The airflow limitation is usually progressive and associated with an abnormal inflammatory response of the lungs to noxious p... | 1 |
Chronic obstructive pulmonary disease (COPD) places a major burden on health care systems and has substantial economic effects; however, the cost of stable disease in Greece has never been thoroughly explored.,The objective of the study was to estimate the annual COPD patient cost during the maintenance phase and explo... | Acute COPD exacerbations account for much of the rising disability and costs associated with COPD, but data on predictive risk factors are limited.,The goal of the current study was to develop a robust, clinically based model to predict frequent exacerbation risk.,Patients identified from the Optimum Patient Care Resea... | 1 |
Cigarette smoking is the main risk factor for COPD (Chronic Obstructive Pulmonary Disease), yet only a subset of smokers develops COPD.,Family members of patients with severe early-onset COPD have an increased risk to develop COPD and are therefore defined as “susceptible individuals”.,Here we perform unbiased analyses... | Alpha-1-antitrypsin deficiency (AATD) is a genetic disorder that manifests as pulmonary emphysema, liver cirrhosis and, rarely, as the skin disease panniculitis, and is characterized by low serum levels of AAT, the main protease inhibitor (PI) in human serum.,The prevalence in Western Europe and in the USA is estimated... | 1 |
COPD is the most frequent chronic respiratory disease and a leading cause of morbidity and mortality.,The major risk factor for COPD development is cigarette smoke, and the most efficient treatment for COPD is smoking cessation.,However, even after smoking cessation, inflammation, apoptosis, and oxidative stress may pe... | Systemic inflammation is present in chronic obstructive pulmonary disease (COPD).,A whey peptide-based enteral diet reduce inflammation in patients with COPD, but its effect on COPD development has not been determined.,On the other hand, it is known that short chain fatty acids (SCFAs), which are produced by micro-flor... | 1 |
Convincing evidences have demonstrated the associations between HHIP and FAM13a polymorphisms and COPD in non-Asian populations.,Here genetic variants in HHIP and FAM13a were investigated in Southern Han Chinese COPD.,A case-control study was conducted, including 989 cases and 999 controls.,The associations between SNP... | The long-term natural history of chronic obstructive pulmonary disease (COPD) in terms of successive severe exacerbations and mortality is unknown.,The authors formed an inception cohort of patients from their first ever hospitalisation for COPD during 1990-2005, using the healthcare databases from the province of Queb... | 1 |
The systemic inflammation is associated with clinical outcome and mortality in chronic obstructive pulmonary disease (COPD) patients.,To investigate the effects of tiotropium (Tio) and/or budesonide/formoterol (Bud/Form) on systemic inflammation biomarkers in stable COPD patients of group D, a randomized, open-label cl... | Supplemental Digital Content is available in the text,This study compares the prevalence rates of comorbidities between chronic obstructive pulmonary disease (COPD) and non-COPD control patients reported in literature.,Literature was searched in several electronic databases.,After the selection of studies by following ... | 1 |
COPD is one of the leading causes of morbidity and mortality in the world; however, the most varied amounts of clinical and laboratory characteristics acts in different ways in the mortality among over time.,Therefore, this study aimed to evaluate the predictors of mortality in patients with COPD after 9 years.,One hun... | Because chronic obstructive pulmonary disease (COPD) is a heterogeneous condition, the identification of specific clinical phenotypes is key to developing more effective therapies.,To explore if the persistence of systemic inflammation is associated with poor clinical outcomes in COPD we assessed patients recruited to ... | 1 |
This study was conducted to investigate whether point-of-care (POC) procalcitonin (PCT) measurement can reduce redundant antibiotic treatment in patients hospitalized with acute exacerbation of COPD (AECOPD).,One-hundred and twenty adult patients admitted with AECOPD were enrolled in this open-label randomized trial.,P... | Chronic obstructive lung disease (COPD) exacerbations are a significant cause of morbidity and mortality.,Data regarding factors which causes or prevents exacerbations is very limited.,The aim of this systematic review is to summarize the results from available studies to identify potential risk factors for hospital ad... | 1 |
A growing number of prognostic indices for chronic obstructive pulmonary disease (COPD) is developed for clinical use.,Our aim is to identify, summarize and compare all published prognostic COPD indices, and to discuss their performance, usefulness and implementation in daily practice.,We performed a systematic literat... | Due to the rapid urbanization of the world population, a better understanding of the detrimental effects of exposure to urban air pollution on chronic lung disease is necessary.,Strong epidemiological evidence suggests that exposure to particulate matter (PM) air pollution causes exacerbations of pre-existing lung cond... | 1 |
Many patients with chronic obstructive pulmonary disease (COPD) experience exacerbations of symptoms, leading to a large burden on patients and the health system and costs to society.,To address this burden, a 25% reduction in number of hospitalization days for COPD exacerbations was recently declared a national goal i... | Recently, variations in a component of high-density lipoprotein (HDL), namely apolipoprotein M (apoM), were found to be associated with chronic obstructive pulmonary disease (COPD).,The aim of this study was to evaluate the association between apoM and COPD severity.,Factors associated with apoM, COPD, or coronary arte... | 1 |
To assess the effect of telehealthcare compared with usual practice in patients with chronic obstructive pulmonary disease (COPD).,A cluster-randomised trial with 26 municipal districts that were randomly assigned either to an intervention group whose members received telehealthcare in addition to usual practice or to ... | Telehealth is an approach to disease management, which may hold the potential of improving some of the features associated with COPD, including positive impact on disease progression, and thus possibly limiting further reduction in quality of life (QoL).,Our objective was, therefore, to summarize studies addressing the... | 1 |
Acute exacerbations of chronic obstructive pulmonary disease (AECOPDs) are important clinical events, with many patients experiencing multiple AECOPDs annually.,The terms used in the literature to define recurring AECOPD events are inconsistent and may impact the ability to describe the true burden of these events.,We ... | There is controversy regarding the significance of radiological consolidation in the context of COPD exacerbation (eCOPD).,While some studies into eCOPD exclude these cases, consolidation is a common feature of eCOPD admissions in real practice.,This study aims to address the question of whether consolidation in eCOPD ... | 1 |
Viral infection is a common trigger for acute exacerbations of chronic obstructive pulmonary disease (AECOPD).,The aim of this study is to investigate the expression of cytokines in AECOPD.,Patients with AECOPD requiring hospitalization were recruited.,Meanwhile healthy volunteers of similar age that accepted routine c... | Chronic obstructive pulmonary disease (COPD) is a multicomponent condition that is characterised by airflow obstruction that is not fully reversible and is a major global cause of morbidity and mortality.,The most widely used marker of disease severity and progression is FEV1.,However, FEV1 correlates poorly with both ... | 1 |
Using a mobile health (mHealth) intervention consisting of a smartphone and compatible medical device has the potential to enhance chronic obstructive pulmonary disease (COPD) treatment outcomes while mitigating health care costs.,This study aims to describe the demographics, use, and access to smartphones of patients ... | The objective of this pilot study was to investigate the use of and satisfaction with a chronic obstructive pulmonary disease (COPD) telehealth program applied in both primary and secondary care.,The program consisted of four modules: 1) activity coach for ambulant activity monitoring and real-time coaching of daily ac... | 1 |
We investigated correlations between lung volume collapsibility indices and pulmonary function test (PFT) results and assessed lobar differences in chronic obstructive pulmonary disease (COPD) patients, using paired inspiratory and expiratory three dimensional (3D) computed tomography (CT) images.,We retrospectively as... | To evaluate the technical feasibility, performance, and interobserver agreement of a computer-aided classification (CAC) system for regional ventilation at two-phase xenon-enhanced CT in patients with chronic obstructive pulmonary disease (COPD).,Thirty-eight patients with COPD underwent two-phase xenon ventilation CT ... | 1 |
Severe exacerbations of COPD, ie, those leading to hospitalization, have profound clinical implications for patients and significant economic consequences for society.,The prevalence and burden of severe COPD exacerbations remain high, despite recognition of the importance of exacerbation prevention and the availabilit... | Data regarding osteoporosis in COPD patients in Taiwan remain limited.,The primary end point of this study was to evaluate the prevalence and risk factors of osteoporosis in COPD patients in Taiwan.,The secondary end point was to examine the association between osteoporosis and health-related quality of life (HRQL) in ... | 1 |
Objective To investigate the long term effectiveness of integrated disease management delivered in primary care on quality of life in patients with chronic obstructive pulmonary disease (COPD) compared with usual care.,Design 24 month, multicentre, pragmatic cluster randomised controlled trial,Setting 40 general practi... | Guidelines on COPD diagnosis and management encourage primary care physicians to detect the disease at an early stage and to treat patients according to their condition and needs.,Problems in guideline implementation include difficulties in diagnosis, using spirometry and the disputed role of reversibility testing.,The... | 1 |
Chronic obstructive pulmonary disease (COPD) is a major cause of morbidity and mortality.,Patients with COPD are characterised by a reduced health status, which can be easily assessed by the COPD Assessment Test (CAT).,Previous studies show that health status can be worsened by the presence of comorbidities.,However, t... | Some patients with chronic obstructive pulmonary disease (COPD) show increased airway inflammation and bacterial colonization during stable phase.,The aim of this study was to follow COPD patients and investigate chronic colonization with pathogenic bacteria during stable disease phase, and relate these findings to cli... | 1 |
Chronic obstructive pulmonary disease (COPD) is a major cause of years of life lost globally.,Acute exacerbations of COPD (AECOPD) drive disease progression, reduce quality of life and are a source of mortality in COPD.,Approximately 50% of AECOPD are due to bacterial infections.,Diagnosing bacterial infection as the a... | Multifarious chronic obstructive pulmonary disease (COPD) guidelines have been published by local, national and global respiratory societies.,These guidelines subsume holistic evidence based on recommendations to diagnose, treat, prevent and manage acute exacerbation with COPD.,Despite the existing comprehensive recomm... | 1 |
Inhaler device errors are common and may impact the effectiveness of the delivered drug.,There is a paucity of up-to-date systematic reviews (SRs) or meta-analyses (MAs) of device errors in asthma and chronic obstructive pulmonary disease (COPD) patients.,This SR and MA provides an estimate of overall error rates (both... | Poor inhalation techniques are associated with decreased medication delivery and poor disease control in chronic obstructive pulmonary disease (COPD).,The purpose of this study was to evaluate techniques for using inhaler devices in COPD patients.,A prospective cross-sectional study was conducted to assess patient comp... | 1 |
Frailty is a state of increased risk of unfavorable outcomes when exposed to stressors, and COPD is one of the several chronic illnesses associated with the condition.,However, few studies have been conducted regarding the prevalence of COPD and its related factors in Southeast Asia.,The objectives of this study were t... | Frailty is an important clinical syndrome that is consistently associated with adverse outcomes in older people.,The relevance of frailty to chronic respiratory disease and its management is unknown.,To determine the prevalence of frailty among patients with stable COPD and examine whether frailty affects completion an... | 1 |
Background Unplanned hospital admissions (UHAs) for chronic obstructive pulmonary disease (COPD) are a major burden on health services.,Effective medicines management is crucial to avoid such admissions but little is known about the role of social networks in supporting medicines-taking.,Objective To examine the activi... | Adherence to inhalation therapy is a critical determinant of the success of chronic obstructive pulmonary disease (COPD) management.,However, in practice, nonadherence to inhalation therapy is very common in COPD patients.,The effects of adherence to inhalation therapy in COPD have not been fully studied, and less is k... | 1 |
Inhaled corticosteroids (ICS) and long-acting inhaled bronchodilators (IBD) are beneficial for the management of COPD.,Although ICS has been reported to increase the risk of pneumonia in patients with COPD, it remains controversial whether it influences mortality.,Using a Japanese national database, we examined the ass... | We performed a review of studies of fluticasone propionate (FP)/salmeterol (SAL) (combination inhaled corticosteroid (ICS)/long-acting β2-agonist (LABA)) in patients with COPD, which measured baseline (pretreatment) blood eosinophil levels, to test whether blood eosinophil levels ≥2% were associated with a greater redu... | 1 |
Acknowledgement of COPD underdiagnosis and misdiagnosis in primary care can contribute to improved disease diagnosis.,PUMA is an international primary care study in Argentina, Colombia, Venezuela and Uruguay.,To assess COPD underdiagnosis and misdiagnosis in primary care and identify factors associated with COPD underd... | Forced expiratory volume in 1s/forced expiratory volume in 6 s ( FEV1/FEV6) assessment with a microspirometer may be useful in the diagnostic work up of subjects who are suspected of having COPD in primary care.,To determine the diagnostic accuracy of a negative pre-bronchodilator (BD) microspirometry test relative to ... | 1 |
To systematically investigate the prevalence of pain, factors related with pain and pain management interventions in patients with chronic obstructive pulmonary disease (COPD).,Systematic review and meta-analysis.,PubMed (MEDLINE), EMBASE, CINAHL and PsychINFO from 1966 to December 2013.,Studies were included if they p... | Mortality rate is high in patients with chronic obstructive pulmonary disease (COPD).,Our aim was to investigate long-term mortality and associated risk factors in COPD patients previously hospitalized for a COPD exacerbation.,A total of 256 patients from the Nordic countries were followed for 8.7 ± 0.4 years after the... | 1 |
Assessing risk of future exacerbations is an important component in COPD management.,History of exacerbation is a strong and independent predictor of future exacerbations, and the criterion of ≥2 nonhospitalized or ≥1 hospitalized exacerbation is often used to identify high-risk patients in whom therapy should be inten... | In the 2014 Global initiative for chronic Obstructive Lung Disease guidelines, bronchiectasis was for the first time defined as a comorbidity of chronic obstructive pulmonary disease (COPD), and this change has been retained in the 2015 update, which emphasizes the influence of bronchiectasis in the natural history of ... | 1 |
Data on survival endpoints are usually summarised using either hazard ratio, cumulative number of events, or median survival statistics.,Network meta-analysis, an extension of traditional pairwise meta-analysis, is typically based on a single statistic.,In this case, studies which do not report the chosen statistic are... | Clinical manifestations of chronic obstructive pulmonary disease (COPD), including airflow limitation, dyspnea, and activity limitation, ultimately lead to impaired health-related quality of life (HRQoL).,This 9-month, randomized, double-blind, multicenter study compared the effect of once-daily tiotropium 18 μg and pl... | 1 |
Exercise tests are often used to evaluate the functional status of patients with COPD.,However, to the best of our knowledge, a comprehensive systematic comparison of these tests has not been performed.,We systematically reviewed studies reporting the repeatability and/or reproducibility of these tests, and studies com... | Olodaterol is a long-acting β2-agonist with a 24-hour bronchodilator profile.,Two replicate, randomized, double-blind, placebo-controlled, parallel-group, Phase III trials were performed as part of a comprehensive clinical program to investigate the long-term safety and efficacy of olodaterol in patients with moderate ... | 1 |
Telehealth programs to promote early identification and timely self-management of acute exacerbations of chronic obstructive pulmonary diseases (AECOPDs) have yielded disappointing results, in part, because parameters monitored (symptoms, pulse oximetry, and spirometry) are weak predictors of exacerbations.,Breathing r... | Chronic obstructive pulmonary disease (COPD) is one of the commonest causes of death in the world and poses a substantial burden on healthcare systems and patients’ quality of life.,The largest component of the related healthcare costs is attributable to admissions due to acute exacerbation (AECOPD).,The evidence that ... | 1 |
Chronic pulmonary obstructive disease (COPD) has become the fourth leading cause of death worldwide.,Cigarette smoking induces neutrophil elastase (NE) and contributes to COPD, but the detailed mechanisms involved are not fully established.,In an animal model of pulmonary emphysema, there are increased expressions of p... | A widely applicable model of emphysema that allows efficient and sensitive quantification of injury is needed to compare potential therapies.,To establish such a model, we studied the relationship between elastase dose and the severity of emphysema in female C57BL/6J mice.,We compared alveolar fractal box dimension (DB... | 1 |
In chronic obstructive pulmonary disease (COPD), the problem of poor patient participation in studies of self-management (SM) and pulmonary rehabilitation (PR) programmes (together referred to as COPD support programmes) is established.,Understanding this problem beyond the previously reported socio-demographics and cl... | Adherence to medication among individuals with chronic obstructive pulmonary disease (COPD) is suboptimal and has negative impacts on survival and health care costs.,No systematic review has examined the effectiveness of interventions designed to improve medication adherence.,Electronic databases Medline and Cochrane w... | 1 |
Despite optimal pharmacological therapy and pulmonary rehabilitation, patients with COPD continue to be breathless.,There is a need to develop additional strategies to alleviate symptoms.,Learning to sing requires control of breathing and posture and might have benefits that translate into daily life.,To test this hypo... | Static and dynamic hyperinflation is an important factor of exertional dyspnea in patients with severe COPD.,This proof-of-concept intervention trial sought to study whether laughter can reduce hyperinflation through repetitive expiratory efforts in patients with severe COPD.,For small groups of patients with severe CO... | 1 |
Exacerbations of chronic obstructive pulmonary disease (COPD) are important events that carry significant consequences for patients.,Some patients experience frequent exacerbations, and are now recognized as a distinct clinical subgroup, the ‘frequent exacerbator’ phenotype.,This is relatively stable over time, occurs ... | Osteoporosis is one of the systemic features of COPD.,A correlation between the emphysema phenotype of COPD and reduced bone mineral density (BMD) is suggested by some studies, however, the mechanisms underlying this relationship are unclear.,Experimental studies indicate that IL-1β, IL-6 and TNF-α may play important r... | 1 |
To assess the treatment progression during the 24 months following a formal diagnosis of chronic obstructive pulmonary disease (COPD) in the UK primary care setting.,A retrospective cohort of newly diagnosed COPD patients was identified in the Clinical Practice Research Datalink (CPRD) from 1/1/2008 until 31/12/2009.,M... | Guidelines on COPD diagnosis and management encourage primary care physicians to detect the disease at an early stage and to treat patients according to their condition and needs.,Problems in guideline implementation include difficulties in diagnosis, using spirometry and the disputed role of reversibility testing.,The... | 1 |
During 2007-2010, the National Health and Nutrition Examination Survey (NHANES) conducted a spirometry component which obtained pre-bronchodilator pulmonary lung function data on a nationally representative sample of US adults aged 6-79 years and post-bronchodilator pulmonary lung function data for the subset of adults... | Relationships between improvements in lung function and other clinical outcomes in chronic obstructive pulmonary disease (COPD) are not documented extensively.,We examined whether changes in trough forced expiratory volume in 1 second (FEV1) are correlated with changes in patient-reported outcomes.,Pooled data from thr... | 1 |
This dataset contains the cocitation abstracts related to COPD in the paper Contrastive Learning and Mixture of Experts Enables Precise Vector Embeddings