OOIR: Observatory of International Research

Papers

(The median citation count of COPD-Journal of Chronic Obstructive Pulmonary Disease is 2. 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 2021-02-01 to 2025-02-01.)

Article	Citations
Time-Course of Changes in Multidimensional Fatigue and Functional Exercise Capacity and Their Associations during a Short Inpatient Pulmonary Rehabilitation Program	24
Trends in Incidence, and Mortality of Acute Exacerbation of Chronic Obstructive Pulmonary Disease in the United States Emergency Department (2010–2018)	20
Frailty Assessment in a Stable COPD Cohort: Is There a COPD-Frail Phenotype?	18
Chest MRI and CT Predictors of 10-Year All-Cause Mortality in COPD	17
“Willingness to Pay”: The Value Attributed to Program Location by Pulmonary Rehabilitation Participants	17
Prescription Pathways from Initial Medication Use to Triple Therapy in Older COPD Patients: A Real-World Population Study	17
Patients with Chronic Obstructive Pulmonary Disease Can Accurately Perform Home-Based Measurements of Inspiratory Capacity and Dynamic Hyperinflation	17
Alpha-1 Antitrypsin Deficiency-Associated Clinical Manifestations and Healthcare Resource Use in the United States	16
Cough Assessment and Management in Pulmonary Rehabilitation– A Canadian Survey	16
Research and Healthcare Priorities of Individuals Living with COPD	15
Development of a Communication Tool between Patients and Physicians for Recognizing COPD Exacerbations in Japan	14
Association between Galectin-13 Expression and Eosinophilic Airway Inflammation in Chronic Obstructive Pulmonary Disease	14
Social Participation and Associated Factors in Individuals with Chronic Obstructive Pulmonary Disease on Long-Term Oxygen Therapy	14
Evaluation of Exacerbation and Symptom-Free Time in Patients with COPD	14
Sevoflurane with Low Concentration Decrease DNA Methylation on Chronic Obstructive Pulmonary Disease (COPD)-Related Gene Promoter in COPD Rat	13
Governmental Non-Pharmaceutical Interventions during the COVID-19 Pandemic and the COPD Exacerbation and Respiratory Infection Rate in Patients with Alpha-1 Antitrypsin Deficiency	12
The Effect of Cigarette Smoke Exposure on Efferocytosis in Chronic Obstructive Pulmonary Disease; Molecular Mechanisms and Treatment Opportunities	11
Risk Factors and Relation with Mortality of a New Acquisition and Persistence of Pseudomonas aeruginosa in COPD Patients	11
Health‐Related Quality of Life of People Living with COPD in a Semiurban Area of Western Nepal: A Community-Based Study	10
Characteristics of COPD Patients Prescribed ICS Managed in General Practice vs. Secondary Care	10
Mechanisms of Exertional Dyspnea in Patients with Mild COPD and a Low Resting DL_CO	9
Prevalence and Newly Diagnosed Rates of Multimorbidity in Older Medicare Beneficiaries with COPD	9
Community Participation by People with Chronic Obstructive Pulmonary Disease	9
Minimal-Resource Home Exercise Program Improves Activities of Daily Living, Perceived Health Status, and Shortness of Breath in Individuals with COPD Stages GOLD II to IV	9
One-Year Readmission Following Undifferentiated Acute Hypercapnic Respiratory Failure	9

Risk Factors for Adults with Chronic Obstructive Pulmonary Disease in the United States, Utilizing State-Based Surveillance	9
Comorbidity Patterns in Chronic Obstructive Pulmonary Disease and Their Associations with Service Utilization	8
Effectiveness of Aspirin on Major COPD Outcomes: A Prevalent New-User Design Observational Study	8
A Study on the Association between Cough Sensitivity and Acute Exacerbations in Patients with Chronic Obstructive Pulmonary Disease	8
Comparative Efficacy of Budesonide/Formoterol Versus Fluticasone/Salmeterol in Patients With Moderate-to-Severe Chronic Obstructive Pulmonary Disease: A Systematic Review and Meta-Analysis	8
Changes in Hospital Admissions of Patients with COPD in Poland: A 14-Year Nationwide Analysis (2006–2019)	8
Diagnosis and Severity Assessment of COPD Using a Novel Fast-Response Capnometer and Interpretable Machine Learning	8
Knockdown of RTEL1 Alleviates Chronic Obstructive Pulmonary Disease by Modulating M1, M2 Macrophage Polarization and Inflammation	8
Effectiveness of Health Literacy Interventions on COPD Self-Management Outcomes in Outpatient Settings: A Systematic Review	7
RNA-Binding Proteins as a Molecular Link between COPD and Lung Cancer	7
Implication of RAGE Polymorphic Variants in COPD Complication and Anti-COPD Therapeutic Potential of sRAGE	7
Reduction of Severe Exacerbations of COPD during COVID-19 Pandemic in Portugal: A Protective Role of Face Masks?	7
Healthcare and Societal Costs in Patients with COPD and Breathlessness after Completion of a Comprehensive Rehabilitation Program	6
Health-Related Quality of Life and Daily Physical Activity Level in Patients with COPD- a Cluster Analysis	6
Prevalence, Pattern, Risks Factors and Consequences of Antibiotic Resistance in COPD: A Systematic Review	6
Strategies to Prevent Readmissions to Hospital for COPD: A Systematic Review	6
Upper Limb Anaerobic Metabolism Capacity is Reduced in Mild and Moderate COPD Patients	6
Psychometric Properties of Patient-Reported Outcome Measures Assessing Self-Efficacy in Patients with Chronic Obstructive Pulmonary Disease (COPD): A Systematic Review	5
Uptake of Clinical Prognostic Tools in COPD Exacerbations Requiring Hospitalisation	5
FBXL19 Targeted STK11 Degradation Enhances Cigarette Smoke-Induced Airway Epithelial Cell Cytotoxicity	5
Genetic Evidence on the Association of Interleukin (IL)-1-Mediated Chronic Inflammation with Airflow Obstruction: A Mendelian Randomization Study	5
Relationship between Depression and Anxiety, Health Status and Lung Function in Patients with Alpha-1 Antitrypsin Deficiency	5
Triple Therapy in COPD: Time for Adaptive Selection Trials	5
Recent Advances in the Physiological Assessment of Dyspneic Patients with Mild COPD	5
In a Strained Healthcare System, Patients with Advanced COPD Struggle to Access the Needed Support from the Healthcare Professionals – A Qualitative Study	5
The Application of Self-Made Disseminating and Descending Breathing Exercises in Home Rehabilitation of Stable COPD	5
Body Composition and Pulmonary Diseases	5
It Is Smart to Set Treatment Goals, But Are Set Treatment Goals SMART? A Qualitative Assessment of Goals Described in the Assessment of the Burden of COPD Tool	5
The Influence of Breathing Exercises on Regional Ventilation in Healthy and Patients with Chronic Obstructive Pulmonary Disease	5
Clinical Outcome of a Cross-Sectorial Lung Team Treating Patients with COPD at High Risk of Exacerbation: A Randomized Controlled Trial	5
Beyond Spirometry: Linking Wasted Ventilation to Exertional Dyspnea in the Initial Stages of COPD	5
Assessment of the Relationship Between Genetic Determinants of Obesity, Unhealthy Eating Habits and Chronic Obstructive Pulmonary Disease: A Mendelian Randomisation Study	5
Body Composition, Physical Function and Exercise Capacity in Chronic Obstructive Pulmonary Disease	5
Beclometasone Dipropionate/Formoterol Fumarate is Similarly Effective to Budesonide/Formoterol Fumarate in Chinese Patients with COPD: The FORSYYN Double-Blind, Randomised Study	5
The Role of Blood Eosinophils in the Management of COPD: An Attempt to Answer the Important Clinical Questions	5
Development and Validation of a Screening Questionnaire of COPD from a Large Epidemiological Study in China	4
An On-Demand Oxygen Flow Meter for Enhanced Patient Comfort and Reduced Oxygen Cost in Hospitals	4
Barriers to Prescribing Opioids in the Management of Chronic Breathlessness in COPD: A Review	4
Causal Path of COPD Progression-Associated Genes in Different Biological Samples	4
Quantitative Computed Tomography Assessment of Pectoralis and Erector Spinae Muscle Area and Disease Severity in Chronic Obstructive Pulmonary Disease Referred for Lung Volume Reduction	4
Fluticasone-Based versus Budesonide-Based Triple Therapies in COPD: Real-World Comparative Effectiveness and Safety	4
Association of PM2.5 and PM10 with Acute Exacerbation of Chronic Obstructive Pulmonary Disease at lag0 to lag7: A Systematic Review and Meta-Analysis	4
Platelet-Related Biomarkers in Patients with Stable and Acute Exacerbation of Chronic Obstructive Pulmonary Disease	4
Evaluating the Impact of Triple Therapy on Mortality in Copd: The End is the Beginning?	4
Transfer of Invitro CD4 + T Cells with Hypomethylation of Perforin Promoter into Rats’ Abdomens Causes Autoimmune Emphysema	4
Changes in Exercise Capacity and Health-Related Quality of Life at Four and Eight Weeks of a Pulmonary Rehabilitation Program in People with COPD	4
Social Distancing among COPD Patients during the COVID-19 Pandemic – A Qualitative Study	4
Seroprevalence ofBordetella pertussisInfection in Patients With Chronic Obstructive Pulmonary Disease in England: Analysis of the AERIS Cohort	4
Clinical Characteristics of Non-Smoking Chronic Obstructive Pulmonary Disease Patients: Findings from the KOCOSS Cohort	4
Current Perspectives on Biological Therapy for COPD	4

Usefulness of Glucose to Lymphocyte Ratio to Predict in-Hospital Mortality in Patients with AECOPD Admitted to the Intensive Care Unit	4
A Systematic Review on the Association between Schizophrenia and Bipolar Disorder with Chronic Obstructive Pulmonary Disease	3
Sociodemographic Characteristics and Physical Activity in Patients with COPD: A 3-Month Cohort Study	3
Development of a Diagnostic Nomogram to Predict CAP in Hospitalized Patients with AECOPD	3
Effects of Home-Based Pulmonary Rehabilitation on Dyspnea, Exercise Capacity, Quality of Life and Impact of the Disease in COPD Patients: A Systematic Review	3
Development of Multivariable Prediction Models for the Identification of Patients Admitted to Hospital with an Exacerbation of COPD and the Prediction of Risk of Readmission: A Retrospective Cohort St	3
Prognosis after Intensive Care for COPD Exacerbation in Relation to Long-Term Oxygen Therapy: A Nationwide Cohort Study	3
Biomarkers as a Prognostic Factor in COPD Exacerbation: A Cohort Study	3
Physiological Impairments on Respiratory Oscillometry and Future Exacerbations in Chronic Obstructive Pulmonary Disease Patients without a History of Frequent Exacerbations	3
Increasing Daily Physical Activity and Its Effects on QTc Time in Severe to Very Severe COPD: A Secondary Analysis of a Randomised Controlled Trial	3
Effect of Community-Acquired Pneumonia on Acute Exacerbation of Chronic Obstructive Pulmonary Disease	3
Short- and Long-Term Impact of Prior Chronic Obstructive Pulmonary Disease Exacerbations on Healthcare Resource Utilization and Related Costs: An Observational Study (SHERLOCK)	3
The Investigation of Falls and Balance from the Perspective of Activities of Daily Living in Patients with COPD	3
The Impact of an Electronic Health Record Intervention on Spirometry Completion in Patients with Chronic Obstructive Pulmonary Disease	3
Microbiome Links Cigarette Smoke-Induced Chronic Obstructive Pulmonary Disease and Dietary Fiber via the Gut-Lung Axis: A Narrative Review	3
Pulmonary Rehabilitation in the Management of Chronic Obstructive Pulmonary Disease among Asian Indians- Current Status and Moving Forward	3
Development and Validation of Prediction Models for Exacerbation, Frequent Exacerbations and Severe Exacerbations of Chronic Obstructive Pulmonary Disease: A Registry Study in North China	3
Serum MCP-1 and NGAL Play an Important Role in the Acute Inflammatory Event of Chronic Obstructive Pulmonary Disease	3
Real-World Effectiveness of Single-Inhaler Triple Therapy for COPD: Impact of Diabetes Comorbidity	2
Self-Reported Physician Diagnosed Asthma with COPD is Associated with Higher Mortality than Self-Reported Asthma or COPD Alone – A Prospective 24-Year Study in the Population of Helsinki, Finland	2
Exploring Tai Chi Exercise and Mind-Body Breathing in Patients with COPD in a Randomized Controlled Feasibility Trial	2
Screening Tools for Depression and Anxiety in Patients with Chronic Obstructive Pulmonary Disease – A Systematic Review	2
Current Knowledge of Asthma-COPD Overlap (ACO) Genetic Risk Factors, Characteristics, and Prognosis	2
Relationship Between Chronic Obstructive Pulmonary Disease and Osteoporosis: A Scoping Review	2
Dendritic Cells Promote the Differentiation of ILCs into NCR ⁻ ILC3s in the Lungs of Mice Exposed to Cigarette Smoke	2
Predicting Mortality in COPD with Validated and Sensitive Biomarkers; Fibrinogen and Mid-Range-Proadrenomedullin (MR-proADM)	2
Prognostic Value of Serum Cholinesterase Levels for In-Hospital Mortality among Patients with Acute Exacerbation of Chronic Obstructive Pulmonary Disease	2
Discontinuation of Inhaled Corticosteroids from Triple Therapy in COPD: Effects on Major Outcomes in Real World Clinical Practice	2
Racial and Ethnic Minorities Have a Lower Prevalence of Airflow Obstruction than Non-Hispanic Whites	2
Reduced Total Airway Count and Airway Wall Tapering after Three-Years in Ex-Smokers	2
Imbalanced and Unchecked: The Role of Metal Dyshomeostasis in Driving COPD Progression	2
Chest CT Airway and Vascular Measurements in Females with COPD or Long-COVID	2
Identification of Potential Differentially-Methylated/Expressed Genes in Chronic Obstructive Pulmonary Disease	2
Response to the Letter of Kawada: Platelet Indices in COPD	2
Physical Activity Levels and Associated Factors in a Latin American COPD Population of Patients. The LASSYC Study	2
Distancing Measures in COVID-19 Pandemic: Loneliness, More than Physical Isolation, Affects Health Status and Psycho-Cognitive Wellbeing in Elderly Patients with Chronic Obstructive Pulmonary Disease	2