Chronic Obstructive Pulmonary Disease (COPD) Dual Therapy Burden of Illness

Inclusion Criteria

• •\>=2 International Statistical Classification of Diseases and Related Health Problems (ICD)-10-CM diagnosis codes for COPD at least 30 days apart during the 12 month period prior to sample identification.
• •Diagnosis codes J40-J44 will be included.
• •\>=1 pharmacy claim for UMEC/VI or FLUT/SAL single-inhaler dual therapy during Baseline.
• •Age \>= 65 years.
• •Self-reported health care provider diagnosis of COPD.
• •Self-reported prescription for FLUT/SAL or UMEC/VI.
• •12 months of continuous enrollment during the Baseline period.
• •Ability to complete the study survey in English.