Development, Validation, and Performance of a New Physical Functioning-Weighted Multimorbidity Index for Use in Administrative Data

Affiliations

• ¹ Division of General Medicine, Department of Internal Medicine, University of Michigan, Ann Arbor, MI, USA. mywei@mednet.ucla.edu.
• ² Institute for Healthcare Policy and Innovation, University of Michigan, Ann Arbor, MI, USA. mywei@mednet.ucla.edu.
• ³ Division of General Internal Medicine and Health Services Research, Department of Internal Medicine, David Geffen School of Medicine, University of California, Los Angeles, Los Angeles, CA, USA. mywei@mednet.ucla.edu.
• ⁴ Center for the Study of Healthcare Innovation, Implementation and Policy, VA Greater Los Angeles Healthcare System, Los Angeles, CA, USA. mywei@mednet.ucla.edu.
• ⁵ Division of General Medicine, Department of Internal Medicine, University of Michigan, Ann Arbor, MI, USA.
• ⁶ Center for Clinical Management Research, VA Ann Arbor Healthcare System, Ann Arbor, MI, USA.
• ⁷ Division of General Medicine, Beth Israel Deaconess Medical Center, Boston, MA, USA.
• ⁸ Institute for Healthcare Policy and Innovation, University of Michigan, Ann Arbor, MI, USA.
• ⁹ Institute for Social Research, University of Michigan, Ann Arbor, MI, USA.