Persistent and newly developed chronic bronchitis are associated with worse outcomes in chronic obstructive pulmonary disease

Medicine and Dentistry

• Chronic Bronchitis 100%
• Smoking 52%
• Symptom 31%
• Chronic Obstructive Pulmonary Disease 26%
• Odds Ratio 15%
• Lung 15%
• Follow up 10%
• Development 10%
• Health 10%
• Quality of Life 10%
• Measurement 5%
• Spontaneous Remission 5%
• Logistic Regression Analysis 5%
• Dyspnea 5%
• Genetic Epidemiology 5%
• St. George Respiratory Questionnaire 5%
• Chronic Cough 5%
• Sputum 5%
• Nicotine Withdrawal 5%
• Absence 5%
• Medical Research 5%