Personal Health Record Reach in the Veterans Health Administration: A Cross-Sectional Analysis

Stephanie Leah Shimada   ^{1, 2, 3} , PhD ;   Cynthia A Brandt   ^{4, 5, 6} , MD, MPH ;   Hua Feng   ^{1, 3} , MS ;   D Keith McInnes   ^{1, 2} , MS,ScD ;   Sowmya R Rao   ^{1, 7} , PhD ;   James A Rothendler   ^{1, 2} , MD ;   David A Haggstrom   ^{8, 9} , MAS,MD ;   Erica A Abel   ^{4, 5} , PhD ;   Lisa S Cioffari   ^{1, 3} , BA ;   Thomas K Houston   ^{1, 3} , MD, MPH

¹ Center for Healthcare Organization and Implementation Research / eHealth Quality Enhancement Research Initiative, Edith Nourse Rogers Memorial VA Medical Center, Bedford, MA, United States

² Department of Health Policy and Management, Boston University School of Public Health, Boston, MA, United States

³ Division of Health Informatics and Implementation Science, Department of Quantitative Health Sciences, University of Massachusetts Medical School, Worcester, MA, United States

⁴ Pain Research, Informatics, Multi-morbidities, and Education Center, VA Connecticut Healthcare System, West Haven, CT, United States

⁵ Yale Center for Medical Informatics, Yale School of Medicine, New Haven, CT, United States

⁶ Department of Emergency Medicine, Yale School of Medicine, New Haven, CT, United States

⁷ Division of Biostatistics and Health Services Research, Department of Quantitative Health Sciences, University of Massachusetts Medical School, Worcester, MA, United States

⁸ Center for Health Information and Communication, Richard L. Roudebush VA Medical Center, Indianapolis, IN, United States

⁹ Division of General Internal Medicine and Geriatrics, Department of Medicine, Indiana University School of Medicine, Indianapolis, IN, United States