Trial design
depression, anxiety, KOA
This is an open-label, parallel group, randomized trial that will test the feasibility and effectiveness of a peer coach intervention in lowering the levels of anxiety and/or depression in patients with KOA before and after TKR. All participants will receive the standard of care for patients at the Hospital for Special Surgery (HSS) undergoing TKR, which consists of an educational book and a pre-surgery class. Patients with KOA enrolled in the study will be allocated to either the peer coach intervention (This protocol is written in accordance with guidelines from the CONsolidated Standards of Reporting Trials (CONSORT) (see Fig. CONSORT diagram