Self-efficacy mediates the association between physical function and perceived quality of life in individuals with mild cognitive impairment Manuscript Number: 18-1020R3 Author(s): Priscilla Amofa, Melanie Chandler, Liselotte De Wit, Brittany DeFeis, Pamela Dean, Julie A. Fields, Kailey Langer, Dona Locke, Andrea Mejia, Deirdre O’Shea, Vaishali Phatak, Glenn Smith