Keyphrases
Hospitalized Patients
100%
Chronic Obstructive Pulmonary Disease
100%
Pulmonary Emphysema
100%
Patients with COVID-19
100%
COVID-19 Pneumonia
100%
Emphysema
62%
COVID-19
37%
Propensity Matching
37%
Respiratory Support
25%
Intensive Care Unit Admission
25%
COVID-19 Severity
25%
C-reactive Protein
12%
Risk Factors
12%
Computed Tomography
12%
Ferritin
12%
Medical Records
12%
Serologic
12%
Airway Obstruction
12%
Regression Analysis
12%
Body Mass Index
12%
Comorbid Conditions
12%
Univariate Regression Analysis
12%
Absolute Lymphocyte Count
12%
No Significant Difference
12%
Tobacco Use
12%
Spirometry
12%
Lactate Dehydrogenase
12%
Low Body Mass Index
12%
Retrospective Cohort Study
12%
Radiologists
12%
Fibrinogen
12%
Lymphocyte Count
12%
Comorbid Diseases
12%
D-dimer
12%
Chronic Obstructive Pulmonary Disease Patient
12%
Worse Outcome
12%
Long-acting Bronchodilators
12%
Invasive Mechanical Ventilation
12%
COVID-19 Disease
12%
Severe COVID-19 Infection
12%
Medicine and Dentistry
COVID-19
100%
Chronic Obstructive Pulmonary Disease
100%
Lung Emphysema
100%
Emphysema
55%
Intensive Care Unit
22%
Body Mass Index
22%
Assisted Ventilation
22%
Lymphocyte
22%
Diseases
22%
C Reactive Protein
11%
Infection
11%
Airway Obstruction
11%
Ferritin
11%
Retrospective Study
11%
Artificial Respiration
11%
Medical Record
11%
Fibrinogen
11%
Spirometry
11%
Computer Assisted Tomography
11%
Bronchodilating Agent
11%
Lactate Dehydrogenase
11%
Retrospective Cohort Study
11%
Tobacco Use
11%
D-Dimer
11%