“…cians. 20,38,39,47,49 Seven studies were classified as sufficiently descriptive 7,18,19,[23][24][25][26] The purposes of engagement included identifying patient-centered research topics or agendas, 19,23,29,36,39 identifying outcomes important to patients or developing measures relevant to patients' needs, 7,19,20,23,25,26 increasing recruitment or enrollment through development of patient-centered study designs, 4,18,21,24,27,30,31,41 and incorporating the patient perspective into study design 19,25,35,39,40 (Table 2, Table 3). Patients and other stakeholders were most commonly engaged in the preparatory stage (n= 19 for agenda setting) 4, 7, 19, 20, 23, 25, 28, 29, 32, 35, 36, 39- (Table 4 [online]).…”