1. Characteristics and Outcomes of HEDIS-Defined Asthma Patients with COPD Diagnostic Coding 
Robert S. Zeiger, MD, PhD, Michael Schatz, MD, MS, Qiaowu Li, MS, Wansu Chen, MS, Deepak B. Khatry, PhD, MA, MSc, Trung N. Tran, MD, PhD 
The Journal of Allergy and Clinical Immunology: In Practice 
Volume 4, Issue 2, Pages e5 (March 2016)
DOI: /j.jaip
Copyright © 2015 American Academy of Allergy, Asthma & Immunology Terms and Conditions

2. Figure 1
The study design and number of patients identified with administrative databases. A, Study design. *Excluded patients had encounter diagnoses of cystic fibrosis, bronchiectasis, eosinophilic granulomatosis with polyangiitis, granulomatosis with polyangiitis, sarcoidosis, pulmonary hypertension, cerebral palsy, transplantation of major organs ( ), and other clinically relevant nonasthma pulmonary disorders such as autoimmunity, immune deficiency, immunosuppression treatments (procedural codes), cancer, HIV, drug addiction, and major psychiatric disorder ( ). B, Administrative algorithm for identification of AS-COPD and adult persistent asthma cohorts.
The Journal of Allergy and Clinical Immunology: In Practice 2016 4, e5DOI: ( /j.jaip )
Copyright © 2015 American Academy of Allergy, Asthma & Immunology Terms and Conditions