[1] VA Puget Sound Hlth Care Syst, Seattle, WA USA
[2] Univ Penn, Philadelphia, PA 19104 USA
[3] US Dept Vet Affairs, VA Puget Sound Hlth Care Syst, Ctr Innovat Vet Ctr & Value Driven Care, Seattle, WA USA
[4] Univ Washington, Dept Psychiat & Behav Sci, Seattle, WA USA
[5] Univ Washington, Dept Hlth Syst & Populat Hlth, Seattle, WA USA
[6] VA Puget Sound Hlth Care Syst, Seattle Epidemiol Res & Informat Ctr, Seattle, WA 98101 USA
[7] Univ Washington, Sch Med, Dept Rehabil Med, Seattle, WA USA
[8] VA Puget Sound Hlth Care Syst, Ctr Limb Loss & MoBil CLiMB, Seattle, WA USA
[9] Univ Washington, Dept Epidemiol, Seattle, WA USA