Overview
Process evaluation was guided by the Linnan and Steckler [In this study, educational articles delivery, instructive message for supportive service information retrieval, and hospital visit reminders were automatically sent by the app, and their dose delivered was reported. Web-based communication and access to educational articles required interaction with participants, and the dose received was reported. Moreover, the web-based communication service was provided by case managers, and its fidelity was reported. Individual-level data on web-based communication and educational articles were provided by the Trusted Doctor company, whereas data on supportive service information can only be obtained via WeChat, in which only summative data are available. Therefore, web-based communication and educational articles were regarded as major intervention components and were primarily described and analyzed. A summary of the intervention component, corresponding process evaluation indicators, data sources, and type of data (ie, individual or summative) are listed in 