OOIR: Observatory of International Research

Papers

(The TQCC of International Journal of Chronic Obstructive Pulmonary Disease is 7. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-09-01 to 2025-09-01.)

Article	Citations
Evaluation of the Efficacy of Jiangqi Dingchuan Pill Based on Network Pharmacology Analysis and Cigarette Smoke and Lipopolysaccharide Induced Chronic Obstructive Pulmonary Disease Rat Model	93
Withholding of Life-Sustaining Treatment and Mortality in ICU Patients with Severe Acute COPD Exacerbations: A Retrospective French Cohort	92
Anemia Severely Reduces Health-Related Quality of Life in COPD Patients Receiving Long-Term Home Non-Invasive Ventilation	73
Elevated Blood Glucose is Associated with Severe Exacerbation of Chronic Obstructive Pulmonary Disease	55
Predictive Role of White Blood Cell Differential Count for the Development of Acute Exacerbation in Korean Chronic Obstructive Pulmonary Disease	43
Hand Grip Strength and Likelihood of Moderate-to-Severe Airflow Limitation in the General Population	43
Comparison of High Flow Nasal Therapy with Non-Invasive Ventilation and Conventional Oxygen Therapy for Acute Hypercapnic Respiratory Failure: A Meta-Analysis of Randomized Controlled Trials	43
Current Progress of COPD Early Detection: Key Points and Novel Strategies	43
External Validation and User Experiences of the ProPal-COPD Tool to Identify the Palliative Phase in COPD	40
Healthcare Utilization in Patients with Chronic Obstructive Pulmonary Disease Discharged from Coronavirus 2019 Hospitalization	40
Patient Perceptions of Switching to a Generic Dry Powder Inhaler – Increased Understanding Through Journey Mapping [Corrigendum]	39
A Real-World Study on the Day and Night-Time Symptoms Among Greek COPD Patients Who Recently Initiated Treatment with Dual Bronchodilation: The DANICO Study	38
Inducible Costimulator-C-X-C Motif Chemokine Receptor 3 Signaling is Involved in Chronic Obstructive Pulmonary Disease Pathogenesis	36
Race-Based Pulmonary Function Testing Correction in COPD Inhaler Therapy Trials: A Systematic Review	35
Association of the Tight Junction Protein Claudin-4 with Lung Function and Exacerbations in Chronic Obstructive Pulmonary Disease	34
Lung Features in Individuals with Biomass Smoke Exposure Characterized by CT Scan and Changes in Pulmonary Function	34
Prescription Patterns of New Use of Fixed-Dose Combination Inhalers in Patients with Chronic Obstructive Pulmonary Disease: Long-Acting β2 Agonists Plus Long-Acting Muscarinic Antagonists versus Long-	33
Effects of High-Frequency Chest Wall Oscillation on Acute Exacerbation of Chronic Obstructive Pulmonary Disease: A Systematic Review and Meta-Analysis of Randomized Controlled Trials	32
Analysis of the Current State of COPD Nursing Based on a Bibliometric Approach from the Web of Science	32
Overcoming Therapeutic Inertia to Reduce the Risk of COPD Exacerbations: Four Action Points for Healthcare Professionals	32
RNA Sequencing and Related Differential Gene Expression Analysis in a Mouse Model of Emphysema Induced by Tobacco Smoke Combined with Elastin Peptides	32
Efficacy of mRNA and Inactivated Whole Virus Vaccines Against COVID-19 in Patients with Chronic Respiratory Diseases	31
The Association Between COPD, Acute Exacerbations of COPD, and Survival in COPD, with Fat-Free Body Mass Index: A Systematic Review and Meta-Analysis	31
The Activation of M1 Macrophages is Associated with the JNK-m6A-p38 Axis in Chronic Obstructive Pulmonary Disease	30
Real-World Effectiveness of Triple Extrafine Fixed-Dose Combination with Beclomethasone/Formoterol/Glycopyrronium on Symptoms and Lung Function in COPD: A Systematic Review and Meta-Analysis	30

Prospective Evaluation of Exacerbations Associated with Suboptimal Peak Inspiratory Flow Among Stable Outpatients with COPD	29
Dynamic Risk Status of OSA and Its Association with COPD Incidence and Progression to Oxygen Therapy: Insights from a US National Cohort	29
Contributions of Emphysema and Functional Small Airway Disease on Intrapulmonary Vascular Volume in COPD	28
COPD and Immune Checkpoint Inhibitors for Cancer: A Literature Review	27
Anxiety and Depression in Patients with Chronic Obstructive Pulmonary Disease in China: Results from the China Pulmonary Health [CPH] Study	27
Cost-Effectiveness of Single- versus Multiple-Inhaler Triple Therapy in a UK COPD Population: The INTREPID Trial	26
The Effects of Inhaled Airway Directed Pharmacotherapy on Decline in Lung Function Parameters Among Indigenous Australian Adults With and Without Underlying Airway Disease	25
Comorbid Heart Disease in Patients with COPD is Associated with Increased Hospitalization and Mortality – A 15-Year Follow-Up	24
Clinical Indicators for Asthma-COPD Overlap: A Systematic Review and Meta-Analysis	24
Association Between Physical Activity, Sedentary Behavior and Sleep Disorders in Chronic Obstructive Pulmonary Disease Patients: A Cross-Sectional Study	24
Prevalence and Risk Factors for COPD in an Urbanizing Rural Area in Western China: A Cross-Sectional Study	23
The Impact of Different Smoking Behavior on Pulmonary Function and Pulmonary Hypertension Among Chinese Male Patients with Chronic Obstructive Pulmonary Disease	23
Disease Burden and Healthcare Utilization Among Patients with Chronic Obstructive Pulmonary Disease (COPD) in England	23
Revealing lncRNA Biomarkers Related to Chronic Obstructive Pulmonary Disease Based on Bioinformatics	23
Temporal Dynamics of Cardiovascular Risk in Patients with Chronic Obstructive Pulmonary Disease During Stable Disease and Exacerbations: Review of the Mechanisms and Implications	22
Acute Exacerbation and Longitudinal Lung Function Change of Preserved Ratio Impaired Spirometry	22
Clinical Impact of Compensatory Hyperinflation of the Nontreated Adjacent Lobe After Bronchoscopic Lung Volume Reduction with Valves	22
NT-proBNP in Different Patient Groups of COPD: A Systematic Review and Meta-Analysis	22
Chronic Airflow Limitation, Lower Respiratory Symptoms, COPD and Chronic Rhinosinusitis in a Middle-Aged Population: The Swedish CArdioPulmonary bioImage Study (SCAPIS). A Link Between the Lower and U	21
Airway and Systemic Immune Responses Following the Third COVID-19 Vaccination in COPD Patients	21
Heart Rate Recovery After Cardiopulmonary Exercise Test Predicts Acute Exacerbations in Patients with Moderate Chronic Obstructive Pulmonary Disease	21
Comparison of Infection Risks Between Various Inhaled and Intranasal Corticosteroids: A Pharmacovigilance Analysis Based on the FAERS Database	21
Serum IL-33/ST2 Axis Expression in Acute Exacerbations of COPD: Correlation with Pulmonary Function	21
Are We Missing the Opportunity to Disseminate GOLD Recommendations Through AECOPD Discharge Letters?	21
Therapeutic Effects of Lifei Decoction in a Murine Model of COPD Induced by LPS and Cigarette Smoke	21
The Burden of COPD with Type 2 Inflammation in North-West Continental Europe	21
Characteristics of Users and New Initiators of Single- and Multiple-Inhaler Triple Therapy for Chronic Obstructive Pulmonary Disease in Germany	20
Estimating the Prevalence of AATD Patients in the UK to Identify Underdiagnosis and Determine the Eligibility for Potential Augmentation Therapy	20
Cardiovascular Prognosis of Subclinical Chronic Obstructive Pulmonary Disease in Patients with Suspected or Confirmed Coronary Artery Disease	19
Validation of an AI-Powered Smart Dry Powder Inhaler (RS01X) for Asthma and COPD in a Clinical Setting	19
Image-Enhanced Bronchoscopic Evaluation of Bronchial Mucosal Microvasculature in COPD [Corrigendum]	19
The Role and Clinical Significance of Vitamin D in Chronic Obstructive Pulmonary Disease	19
Adherence to Inhaled Therapy in Patients with COPD Associated to Pneumoconiosis	19
GOLD 2023 Update: Implications for Clinical Practice	18
Serum Proteomic Profiling in Patients with Chronic Obstructive Pulmonary Disease	18
Where Do Chronic Obstructive Pulmonary Disease Patients Die? 8-Year Trend, with Special Focus on Sex-Related Differences	18
Knockdown of GNL3L Alleviates the Progression of COPD Through Inhibiting the ATM/p53 Pathway	18
Unveiling the Role of Cathepsins on Lung Function in Chronic Obstructive Pulmonary Disease: A Mendelian Randomization Analysis	18
Impact of the COVID-19 Pandemic on ACO Prevalence Among AECOPD Patients (2019-2023) and Clinical Characteristics by Blood Eosinophil Levels	18
Bronchoscopic Lung Volume Reduction as the Treatment of Choice versus Robotic-Assisted Lung Volume Reduction Surgery in Similar Patients with Emphysema – An Initial Experience of the Benefits and Comp	18
Characteristics of Patients Receiving Budesonide/Glycopyrronium/Formoterol for Chronic Obstructive Pulmonary Disease in Spain: The AURA Study	18
The Impact of Inhaled Corticosteroids on the Prognosis of Chronic Obstructive Pulmonary Disease	18
Effects of Z-VaD-Ala-Asp-Fluoromethyl Ketone (Z-VAD-FMK) and Acetyl-Asp-Glu-Val-Asp-Aldehyde(Ac-DEVD-CHO) on Inflammation and Mucus Secretion in Mice Exposed to Cigarette Smoke	18
Real-World COPD Management Over 3 Years at the Community Health Service Center of Shanghai During the COVID-19 Pandemic in China	18
Feasibility of RESP-FIT: Technology-Enhanced Self-Management Intervention for Adults with COPD	17
Risk of Cardiovascular Events Associated with Chronic Obstructive Pulmonary Disease and/or Metabolic Syndrome: A Large-Scale Nationwide Population-Based Cohort Study	17
Phenotyping COPD Patients with Emphysema Distribution Using Quantitative CT Measurement; More Severe Airway Involvement in Lower Dominant Emphysema	17
Inspiratory and Expiratory Computed Tomography Imaging Clusters Reflect Functional Characteristics in Chronic Obstructive Pulmonary Disease	17
Comparison of the Application of Vibrating Mesh Nebulizer and Jet Nebulizer in Chronic Obstructive Pulmonary Disease: A Systematic Review and Meta‐analysis	17
Cardiovascular Events According to Inhaler Therapy and Comorbidities in Chronic Obstructive Pulmonary Disease	17

Exploring the Presence of Implicit Bias Amongst Healthcare Professionals Who Refer Individuals Living with COPD to Pulmonary Rehabilitation with a Specific Focus Upon Smoking and Exercise	17
Asymptomatic Patients with Airflow Limitation are at Higher Risk of Postoperative Pulmonary Complications After Lung Surgeries: An Ambispective Cohort Study	17
COPD-ES Questionnaire Based COPD Patients Management in Stable Phrase Improves Disease Group Classification	17
Neutrophil/Lymphocyte Ratio as a Predictive Biomarker of NIV Failure in AECOPD: The Unveiled Facts [Letter]	17
Physical Activity, Muscle Oxidative Capacity, and Coronary Artery Calcium in Smokers with and without COPD	17
The Relationship Between BMI and Lung Function in Populations with Different Characteristics: A Cross-Sectional Study Based on the Enjoying Breathing Program in China	16
Metabolic Regulation in Acute Respiratory Distress Syndrome: Implications for Inflammation and Oxidative Stress	16
Chronic Obstructive Pulmonary Disease Prevalence and Associated Risk Factors in Adults Aged 40 Years and Older in Southeast China: A Cross-Sectional Study During 2019–2020	16
Alpha-1 Antitrypsin Genotype Distribution in Patients with Emphysema	16
Evaluating Triple Therapy Treatment Pathways in Chronic Obstructive Pulmonary Disease (COPD): A Machine-Learning Predictive Model	16
The Incidence and Prevalence of Pulmonary Hypertension in the COPD Population: A Systematic Review and Meta-Analysis	16
Treatment Patterns, Socioeconomic Status and Clinical Burden in Mild COPD: A Swedish Real-World, Retrospective Cohort Study, the ARCTIC Study	16
A Simple Scoring System to Differentiate Bacterial from Viral Infections in Acute Exacerbations of COPD Requiring Hospitalization	16
Health Inequality in the Global Burden of Chronic Obstructive Pulmonary Disease: Findings from the Global Burden of Disease Study 2019	15
Association of Airway Eosinophilia with Small Airway Dysfunction in Patients with Mild and at Risk for COPD	15
Role of Genetic Polymorphisms in IL12Rβ2 in Chronic Obstructive Pulmonary Disease	15
Stability of Blood Eosinophils in COPD with Multiple Acute Exacerbations Within 1 Year and Its Relationship with Prognosis	15
The Role of Diaphragmatic Ultrasound in Identifying Sarcopenia in COPD Patients: A Cross-Sectional Study	15
Disease Burden and Health-Related Quality of Life (HRQoL) of Chronic Obstructive Pulmonary Disease (COPD) in the US – Evidence from the Medical Expenditure Panel Survey (MEPS) from 2016-2019	15
Impact of Airway-Occluding Mucus Plugs on Mortality in Patients with COPD According to Disease Severity: A Subset Analysis of Data From COPDGene	15
The Impact of Gut Microbiota on Chronic Obstructive Pulmonary Disease: A Dual-Sample Mendelian Randomization Study	15
Adherence to Inhalation Therapy Among COPD Patients: A Cross-Sectional Study in a Tertiary Hospital in Quito, Ecuador	15
The Mechanism of Penehyclidine Hydrochloride and Its Effect on the Inflammatory Response of Lung Tissue in Rats with Chronic Obstructive Pulmonary Disease During Mechanical Ventilation [Retraction]	15
Prognostic Value of Pace Variability, a Novel 6MWT-Derived Feature, in Patients with Chronic Obstructive Pulmonary Disease	14
Investigation and Analysis of Risk Factors and Psychological Status of Chronic Obstructive Pulmonary Disease in Permanent Residents Aged 40 or Older in Hongyuan County, Aba Prefecture, Sichuan Provinc	14
Long-Term Risk of Mortality Associated with Isolation of Pseudomonas aeruginosa in COPD: A Systematic Review and Meta-Analysis	14
Effect of Nutritional Management on the Nutritional Status and Quality of Life of Patients with Chronic Obstructive Pulmonary Disease	14
Impact of Spirometrically Confirmed Chronic Obstructive Pulmonary Disease on Arterial Stiffness and Surfactant Protein D After Percutaneous Coronary Intervention. The CATEPOC Study	14
The Relationship Between Blood Urea Nitrogen to Creatinine Ratio and Severe Acute Exacerbation of COPD Patients: A Propensity Score Matching Study	14
Effects of Early Pulmonary Rehabilitation on Hospitalized Patients with Acute Exacerbation of Chronic Obstructive Pulmonary Disease: A Systematic Review and Meta-Analysis	14
Early Diagnosis of High-Risk Chronic Obstructive Pulmonary Disease Based on Quantitative High-Resolution Computed Tomography Measurements	14
Does the Efficacy of High Intensity Ventilation in Stable COPD Depend on the Ventilator Model? A Bench-to-Bedside Study	14
The Increased Burden of Morbidity Over the Life-Course Among Patients with COPD: A Register-Based Cohort Study in Sweden	14
Serum Creatinine to Cystatin C Ratio is an Effective Indicator for Muscle Strength Decline in Men with Acute Exacerbation of Chronic Obstructive Pulmonary Disease	14
Cost-Effectiveness of Single-Inhaler Triple Therapy (FF/UMEC/VI) versus Tiotropium Monotherapy in Patients with Symptomatic Moderate-to-Very Severe COPD in the UK	14
Reliability, Validity, Modification and Expansion of the Chinese Version of the Disease-Specific Anxiety Questionnaire for Chronic Obstructive Pulmonary Disease	14
Improving Physiological, Physical, and Psychological Health Outcomes: A Narrative Review in US Veterans with COPD	14
Inhibitory Effect of P22077 on Airway Inflammation in Rats with COPD and Its Mechanism	14
COPD in People with HIV: Epidemiology, Pathogenesis, Management, and Prevention Strategies	14
A Multi-Specialty Delphi Consensus on Assessing and Managing Cardiopulmonary Risk in Patients with COPD	14
COPD Risk Factor Profiles in General Population and Referred Patients: Potential Etiotypes	13
The Miasma Mentality: Investigating the Association Between Beliefs in Noxious Fumes and Obstructive Pulmonary Disease (COPD), Symptoms, and Quality of Life	13
Estimated Plasma Volume Status and the Risk of in-Hospital Mortality Among Patients with Acute Exacerbations of Chronic Obstructive Pulmonary Disease in Intensive Care Unit: Retrospective Cohort Study	13
History of Respiratory Events Prior to a First COPD Diagnosis and Future Exacerbations: A Longitudinal Observational Cohort Database Study in Japan	13
Unravelling the Information Contained in the Single Items of the COPD Assessment Test for Different Outcomes and Smoking Status in Patients with COPD: Results from COSYCONET	13
Effective-Component Compatibility of Bufei Yishen Formula III Protects Lung Air-Blood Barrier by Regulating the Oxidative Stress: via the Nuclear Factor-E2-Related Factor 2 Pathway	13
“This is What Lies Ahead”. Perspectives of Oxygen-Naïve COPD Patients on Long-Term Oxygen Use. A Qualitative Study	13
Bronchial Rheoplasty for Chronic Bronchitis: Results from a Canadian Feasibility Study with RheOx®	13
Lung Ultrasound to Assess Pulmonary Congestion in Patients with Acute Exacerbation of COPD	13
The Prognostic Performance of Lung Diffusing Capacity in Preserved Ratio Impaired Spirometry: An Observational Cohort Study	13
Lung Health in the Solomon Islands: A Mixed Methods Study	12
Low Peak Inspiratory Flow Rates are Common Among COPD Inpatients and are Associated with Increased Healthcare Resource Utilization: A Retrospective Cohort Study	12
Reasons for Hospital Admissions in Chronic Hypercapnic COPD Patients on Long-Term Nocturnal Noninvasive Ventilation – A Prospective Observational Study	12
Long-Term SGRQ Stability in a Cohort of Individuals with Alpha-1 Antitrypsin Deficiency-Associated Lung Disease	12
Characteristics of Current Smokers versus Former Smokers with COPD and Their Associations with Smoking Cessation Within 4.5 Years: Results from COSYCONET	12
Effectiveness of Extrafine Single Inhaler Triple Therapy in Chronic Obstructive Pulmonary Disease (COPD) in Germany – The TriOptimize Study	12
Autologous Infusion of Bone Marrow and Mesenchymal Stromal Cells in Patients with Chronic Obstructive Pulmonary Disease: Phase I Randomized Clinical Trial	12
Glucose Homeostasis in Relation to Neutrophil Mobilization in Smokers with COPD	12
Clinical Characteristics and Outcomes of Hospitalized AECOPDs Secondary to SARS-CoV-2 versus Other Respiratory Viruses	12
When Treatment of Pulmonary Emphysema with Endobronchial Valves Did Not Work: Evaluation of Quantitative CT Analysis and Pulmonary Function Tests Before and After Valve Explantation	12
Hospital Variation in Non-Invasive Ventilation Use for Acute Respiratory Failure Due to COPD Exacerbation	12
Exploring a Potential Causal Link Between Dietary Intake and Chronic Obstructive Pulmonary Disease: A Two-Sample Mendelian Randomization Study	12
Characteristics and Prevalence of Early Chronic Obstructive Pulmonary Disease in a Middle-Aged Population: Results from a Nationwide-Representative Sample	12
Association of Red Cell Index and Hospital Mortality in Chronic Obstructive Pulmonary Disease Patients Admitted to the Intensive Care Unit: A Retrospective Cohort Study	12
Identification of Ferroptosis-Related Hub Genes and Their Association with Immune Infiltration in Chronic Obstructive Pulmonary Disease by Bioinformatics Analysis	12
Guidance Value of Procalcitonin Detection in Selecting Switching Points for Sequential Therapy in Patients with Acute Exacerbation of Chronic Obstructive Pulmonary Disease Complicated by Respiratory F	11
Factors Influencing Compliance with Pulmonary Rehabilitation in Patients with Stable COPD: a Cross Sectional Study	11
Novel Anti-Inflammatory Approaches to COPD	11
High BMP7 Expression May Worsen Airway Disease in COPD by Altering Epithelial Cell Behavior	11
Hub Genes PRPF19 and PPIB: Molecular Pathways and Potential Biomarkers in COPD	11
The Relationship of Fractional Exhaled Nitric Oxide in Patients with AECOPD	11
Research Status and Direction of Chronic Obstructive Pulmonary Disease Complicated with Coronary Heart Disease: A Bibliometric Analysis from 2005 to 2024	11
Inpatient Admissions and Re-Admissions in Medicare Beneficiaries Initiating Umeclidinium/Vilanterol or Tiotropium Therapy	11
Identifying the Core Symptoms in Chinese Patients of Chronic Obstructive Pulmonary Disease: A Contemporaneous Symptom Network Analysis	11
Utility of Cardiopulmonary Exercise Testing in Chronic Obstructive Pulmonary Disease: A Review	11
Causal Effects of Gut Microbiota and Metabolites on Chronic Obstructive Pulmonary Disease: A Bidirectional Two Sample Mendelian Randomization Study	11
Addressing Barriers to Chronic Obstructive Pulmonary Disease (COPD) Care: Three Innovative Evidence-Based Approaches: A Review	11
Long-Term Usage and Improved Clinical Outcomes with Adoption of a COPD Digital Support Service: Key Findings from the RECEIVER Trial	11
Evaluation of the Individual Activity Descriptors of the mMRC Breathlessness Scale: A Mixed Method Study	11
Can Blood Biomarkers Be Used to Assess Oxidative Stress in COPD Patients After Pulmonary Rehabilitation	11

Healthcare, Medication Utilization and Outcomes of Patients with COPD by GOLD Classification in England	11
The Use of Bronchial Rheoplasty in Emphysema Patients Previously Treated with Endoscopic Lung Volume Reduction: A Case Series	11
Lack of Evidence Regarding Markers Identifying Acute Heart Failure in Patients with COPD: An AI-Supported Systematic Review	11
Protective Effect of the Total Alkaloid Extract from Bulbus Fritillariae pallidiflorae in a Mouse Model of Cigarette Smoke-Induced Chronic Obstructive Pulmonary Disease	11
Associations Between Morphological Phenotypes of COPD and Clinical Characteristics in Surgically Resected Patients with COPD and Concomitant Lung Cancer	10
Association Between Vitamin D Level and Respiratory Symptoms in Patients with Stable Chronic Obstructive Pulmonary Disease	10
Exercise Prescription Training in Chronic Obstructive Pulmonary Disease: Benefits and Mechanisms	10
Cryptotanshinone Reverses Corticosteroid Insensitivity by Inhibition of Phosphoinositide-3-Kinase-δ in Chronic Obstructive Pulmonary Disease	10
Discriminant Validity of a Single Clinical Question for the Screening of Inactivity in Individuals Living with COPD	10
Aerobic Exercise Alleviates Inflammation, Oxidative Stress, and Apoptosis in Mice with Chronic Obstructive Pulmonary Disease [Corrigendum]	10
Aerodynamic Simulation of Small Airway Resistance: A New Imaging Biomarker for Chronic Obstructive Pulmonary Disease	10
How Does Disease Severity Affect Clinical Outcomes and Economic Burden of Patients with COPD —— A Retrospective Population-Based Cohort Study in Tianjin, China	10
Chronic Obstructive Pulmonary Disease and the Management of Cardiopulmonary Risk in the UK: A Systematic Literature Review and Modified Delphi Study	10
Annual Body Weight Change and Prognosis in Chronic Obstructive Pulmonary Disease	10
Characteristics of Patients Initiated on Budesonide/Glycopyrronium Bromide/Formoterol Fumarate Single Inhaler Triple Therapy for the Treatment of Chronic Obstructive Pulmonary Disease: A Population-Ba	10
Hypermethylation of the Nrf2 Promoter Induces Ferroptosis by Inhibiting the Nrf2-GPX4 Axis in COPD	10
Lung Health of Early COPD (LHEC): A Multi-Center Cohort Study—Rational and Design	10
Bufei Yishen Formula Inhibits the Cell Senescence in COPD by Up-Regulating the ZNF263 and Klotho Expression	10
Consistency Evaluation of Two Loading Devices in Measuring the Perception of Dyspnea	10
Prevention of Re-Hospitalization for Acute Exacerbations: Perspectives of People with Chronic Obstructive Pulmonary Disease: A Qualitative Study	10
Association Between Dietary Selenium Intake and Chronic Obstructive Pulmonary Disease: A Cross-Sectional Study from the National Health and Nutrition Examination Survey 1999–2018	10
Prevalence of Chronic Obstructive Pulmonary Disease and Chronic Bronchitis Among Predominantly Smoking Workers in the Seafood Industry in Greenland	10
Re-Defining High Risk COPD with Parameter Response Mapping Based on Machine Learning Models	10
Ginseng Saponin Rb1 Attenuates Cigarette Smoke Exposure-Induced Inflammation, Apoptosis and Oxidative Stress via Activating Nrf2 and Inhibiting NF-κB Signaling Pathways	10
Diaphragm Assessment by Multimodal Ultrasound Imaging in Patients with Chronic Obstructive Pulmonary Disease: A Prospective Observational Study	10
Effective-Component Compatibility of Bufei Yishen Formula III Suppresses Mitochondrial Oxidative Damage in COPD: Via Pkm2/Nrf2 Pathway	10
Awareness of COPD and Its Risk Factors Among the Adult Population of the Aseer Region, Saudi Arabia	10
Correlations of Computed Tomography Measurement of Distal Pulmonary Vascular Pruning with Airflow Limitation and Emphysema in COPD Patients	10
Blood Eosinophils and Clinical Outcomes in Inpatients with Acute Exacerbation of Chronic Obstructive Pulmonary Disease: A Prospective Cohort Study	10
Clinical Application of Ultrasound-Guided Internal Branch of Superior Laryngeal Nerve Block in Patients with Severe COPD Undergoing Awake Fibreoptic Nasotracheal Intubation: A Randomized Controlled Cl	10
An Exploratory Study of Physician Decision-Making When Treating Uncontrolled COPD	9
Effect of Singing on Symptoms in Stable COPD: A Systematic Review and Meta-Analysis	9
Pathological Mechanism and Targeted Drugs of COPD	9
Neutrophil-to-Lymphocyte Ratio (NLR), Platelet-to-Lymphocyte Ratio (PLR) and Monocyte-to-Lymphocyte Ratio (MLR) as Biomarkers in Diagnosis Evaluation of Acute Exacerbation of Chronic Obstructive Pulmo	9
Genetic Insights into the Gut-Lung Axis: Mendelian Randomization Analysis on Gut Microbiota, Lung Function, and COPD	9
The Impact of the Pay-for-Performance Program on the Outcome of COPD Patients in Taiwan After One Year	9
Association between Inhaled β2-agonists Initiation and Risk of Major Adverse Cardiovascular Events: A Population-based Nested Case-Control Study	9
Spiperone Stimulates Regeneration in Pulmonary Endothelium Damaged by Cigarette Smoke and Lipopolysaccharide	9
Taking Charge After Acute Exacerbation of Chronic Obstructive Pulmonary Disease: A Randomized Controlled Feasibility Trial of a Psychologically Informed Self-Management Intervention	9
The Association Between Cognitive Functions and Psychological Factors in Patients with Severe COPD	9
Unleashing the Power of Very Small Data to Predict Acute Exacerbations of Chronic Obstructive Pulmonary Disease	9
IL-36 is Closely Related to Neutrophilic Inflammation in Chronic Obstructive Pulmonary Disease	9
Knowledge of Vaccination Against Influenza and Pneumococcus in Patients with Chronic Obstructive Pulmonary Disease in an Integrated Care Program	9
Comparative Efficacy of Nutritional Supplements in Modulating Lung Function and Exercise Capacity in COPD Patients: A Network Meta-Analysis	9
Biomarkers (NLR, PLR, SII) for Frequent COPD Exacerbations: Diagnostic and Clinical Management Implications in a Retrospective Study	9
Disease Trajectories and Impact of One Moderate Exacerbation in Gold B COPD Patients	9
Application of Discrete Event Simulation Models for COPD Management: A Systematic Review	9
Circ_0040929 Serves as Promising Biomarker and Potential Target for Chronic Obstructive Pulmonary Disease	9
Treatable Traits in Patients with Obstructive Lung Diseases in a Well-Established Asthma/COPD Service for Primary Care	9
Relationship of COPD Exacerbation Severity and Frequency on Risks for Future Events and Economic Burden in the Medicare Fee-For-Service Population	9
A Network Meta-Analysis of Aerobic, Resistance, Endurance, and High-Intensity Interval Training to Prioritize Exercise for Stable COPD	9
Comparing the Performance of Two Screening Questionnaires for Chronic Obstructive Pulmonary Disease in the Chinese General Population	9
Effect of Nocturnal Oxygen on Blood Pressure Response to Altitude Exposure in COPD – Data from a Randomized Placebo-Controlled Cross-Over Trial	9
MicroRNA Let-7 Induces M2 Macrophage Polarization in COPD Emphysema Through the IL-6/STAT3 Pathway	9
Factors Associated with Chronic Obstructive Pulmonary Disease: A Hospital-Based Case–Control Study	8
Sub-Optimal Chronic Obstructive Pulmonary Disease (COPD) Management in India: Findings from a Community-Based Study	8
The Impact of Anemia on Long-Term Mortality in Hospitalized Patients with Exacerbation of Chronic Obstructive Pulmonary Disease	8
The Quantitative Computed Tomography Techniques are Alternate Modalities of Assessing the Disease Profile of COPD Instead of Pulmonary Function Testing Under COVID-19 Pandemic [Letter]	8
Risk Factors Associated with Misuse of Soft Mist Inhaler in Patients with Chronic Obstructive Pulmonary Disease	8
COVID-19 in Individuals with Severe Alpha 1-Antitrypsin Deficiency	8
Frailty Among Older Individuals with and without COPD: A Cohort Study of Prevalence and Association with Adverse Outcomes	8
The Interface of a Leaky Gut with Reduced Sarcopenia-Related Quality of Life (SarQoL) in Patients with Chronic Obstructive Pulmonary Disease	8
Exacerbation Burden in COPD and Occurrence of Mortality in a Cohort of Italian Patients: Results of the Gulp Study	8
Screening the Best Risk Model and Susceptibility SNPs for Chronic Obstructive Pulmonary Disease (COPD) Based on Machine Learning Algorithms	8
Processing of Sedentary Time and Its Reference Equation in Patients with COPD	8
Clinical Characteristics and Medical Utilization of Smokers with Preserved Ratio Impaired Spirometry [Response to Letter]	8
Risk Factors of Sarcopenia in COPD Patients: A Meta-Analysis	8
Variability of Blood Eosinophil Count at Stable-State in Predicting Exacerbation Risk of Chronic Obstructive Pulmonary Disease	8
Differences in the Quantitative HRCT Characteristics of Patients with Asthma, COPD and Asthma–COPD Overlap and Their Relationships with Pulmonary Function	8
Stable Chronic Obstructive Pulmonary Disease (COPD) Management Under a Tiered Medical System in China	8
Long-Term Follow-Up of Intralobar Bullae After Endobronchial Valve Treatment for Emphysema	8
Correlation of Body Mass Index and Oxygen Saturation in Chronic Obstructive Pulmonary Disease Patients at a Tertiary Care Center in Nepal: A Cross-Sectional Study	8
Caveolin-1 Promotes the Imbalance of Th17/Treg in Chronic Obstructive Pulmonary Disease by Regulating Hsp70 Expression	8
The Relationship Between Cardiac Troponin in People Hospitalised for Exacerbation of COPD and Major Adverse Cardiac Events (MACE) and COPD Readmissions	8
Role of Small Airway Epithelial–Mesenchymal Transition and CXCL13 in Pulmonary Lymphoid Follicle Formation in Chronic Obstructive Pulmonary Disease	8
DKK1 Positively Correlates with Lung Function in COPD Patients and Reduces Airway Inflammation	8
Effect of Smoking and Its Cessation on the Transcript Profile of Peripheral Monocytes in COPD Patients	8
Qualitative Validation of COPD Evidenced Care Pathways in Japan, Canada, England, and Germany: Common Barriers to Optimal COPD Care	8
A Bidirectional Mendelian Randomization Study Investigating the Causal Relationship Between Ankylosing Spondylitis and Chronic Obstructive Pulmonary Disease	8
Differentiating Emphysema From Emphysema-Dominated COPD Patients with CT Imaging Feature and Machine Learning	8
Downregulation of Lysosome-Associated Membrane Protein-2A Contributes to the Pathogenesis of COPD	8
Sexual Health in COPD: A Systematic Review and Meta-Analysis	8
Short-Term Benefits of Smoking Cessation Improve Respiratory Function and Metabolism in Smokers	7
Real-World Treatment Patterns and Switching Following Moderate/Severe Chronic Obstructive Pulmonary Disease Exacerbation in Patients with Commercial or Medicare Insurance in the United States	7
The Cost-Effectiveness of a Personalised Early Warning Decision Support System (The COPDPredict™ System) to Predict and Prevent Acute Exacerbations of Chronic Obstructive Pulmonary Disease	7
Knowledge of and Attitudes Towards Standard Care in Patients with COPD	7
Underdiagnosis of COPD: The Japan COPD Real-World Data Epidemiological (CORE) Study	7
Association of Frailty with Patient-Report Outcomes and Major Clinical Determinants in Patients with Acute Exacerbation of Chronic Obstructive Pulmonary Disease	7
Managing Small Airways Dysfunction in COPD Patients in Real Life Under Fixed Triple Combination of Beclomethasone/Formoterol/Glycopyrronium: The MASCOT Real World Evidence Study	7
Treatment Patterns and Triple Therapy Utilization in Chinese Patients with Chronic Obstructive Pulmonary Disease: An Analysis of Real-World Data from the Yinzhou Database	7
The Real-World Efficacy of Fixed Triple Inhalation Therapy in the Treatment of Moderate COPD Patients (RATIONALE Study)	7
Increased Incidence of Chronic Obstructive Pulmonary Disease in Women Due to Long-Term Passive Smoking	7
MTOR Suppresses Cigarette Smoke-Induced Airway Inflammation and MMP12 Expression in Macrophage in Chronic Obstructive Pulmonary Disease	7
Obstructive Airway Disease is Associated with Increased Cardiovascular Disease Risk Independent of Phenotype: Evidence from Two Nationwide Population-Based Studies	7
The Importance of the Diaphragm in Neuromotor Function in the Patient with Chronic Obstructive Pulmonary Disease	7