Development and evaluation of patient reported outcomes-based performance measures during chemotherapy.

e19175 Background: As value-based oncology care models become increasingly common, there is need for reliable and valid patient-reported outcome performance measures (PRO-PMs) to assess quality of symptom control at practices. We propose a method for combining PRO items across multiple symptoms into a single reliable and valid summary PRO-PM metric. Methods: Symptom surveys were administered to 607 patients at 6 cancer centers, between 5-15 days...