Minimally important differences and risk levels for the Composite Asthma Severity Index

Affiliations

• ¹ Rho Federal Systems Division, Inc, Chapel Hill, NC. Electronic address: Rebecca_Krouse@rhoworld.com.
• ² University of Wisconsin School of Medicine and Public Health, Madison, Wis.
• ³ Rho Federal Systems Division, Inc, Chapel Hill, NC.
• ⁴ University of Texas Southwestern Medical Center, Dallas, Tex.
• ⁵ Cincinnati Children's Hospital, Cincinnati, Ohio.
• ⁶ College of Physicians and Surgeons, Columbia University, New York, NY.
• ⁷ National Jewish Health, Denver, Colo; Children's Hospital Colorado and University of Colorado School of Medicine, Aurora, Colo.
• ⁸ Ann and Robert H. Lurie Children's Hospital of Chicago, Chicago, Ill.
• ⁹ Children's National Health System, Washington, DC.
• ¹⁰ Boston University School of Medicine, Boston, Mass.
• ¹¹ Johns Hopkins University School of Medicine, Baltimore, Md.
• ¹² Henry Ford Health System, Detroit, Mich.
• ¹³ National Institute of Allergy and Infectious Diseases, Bethesda, Md.