Data analysis
All interviews were audiotaped and transcribed verbatim in simplified Chinese prior to data analysis. Each participant was renamed by using a random generated code to ensure confidentiality. All study-related documents and transcripts were deidentified, and all audio files were destroyed once transcription was completed. Descriptive characteristics for demographic data were used to describe the sample profile. The transcripts were analyzed by using template analysis, which is a thematic analysis style that stresses the use of hierarchical coding [