Passive Mobile Self-tracking of Mental Health by Veterans With Serious Mental Illness: Protocol for a User-Centered Design and Prospective Cohort Study

Alexander S Young   ^{1, 2} , MSHS, MD ;   Abigail Choi   ¹ , BS ;   Shay Cannedy   ² , PhD ;   Lauren Hoffmann   ² , MA ;   Lionel Levine   ³ , MS ;   Li-Jung Liang   ⁴ , PhD ;   Melissa Medich   ² , PhD ;   Rebecca Oberman   ⁵ , MSW, MPH ;   Tanya T Olmos-Ochoa   ⁵ , MPH, PhD

¹ Semel Institute for Neuroscience & Human Behavior, Department of Psychiatry and Biobehavioral Sciences, University of California, Los Angeles, Los Angeles, CA, United States

² Veterans Integrated Service Network-22 Mental Illness Research, Education and Clinical Center, Greater Los Angeles Veterans Healthcare System, Department of Veterans Affairs, Los Angeles, CA, United States

³ Henry Samueli School of Engineering and Applied Science, University of California, Los Angeles, Los Angeles, CA, United States

⁴ Department of Medicine, David Geffen School of Medicine, University of California, Los Angeles, Los Angeles, CA, United States

⁵ Center for the Study of Healthcare Innovation, Implementation & Policy, Greater Los Angeles Veterans Healthcare Center, Department of Veterans Affairs, Los Angeles, CA, United States