“…A variety of patient characteristics determine whether patients make choices, are willing and able to choose, and how they choose. Many studies demonstrated that choice or decision to engage or seek a particular medical channel is influenced by a variety of sociodemographic and psychological characteristics, such as age, sex, education, profession, 8,22,23 and the degree of self‐recognition of the disease, 24,25 which we regarded as patients’ internal factors. Moreover, some studies also believed the choice is also based on patients’ external factors regarded as: studies have shown that nonprice and price factors play a significant role in determining the patients choice on services provision which make them be latent utility as an outcome; 4 other studies summarized provider characteristics are structure (the availability of providers, the accessibility of the providers, the type and size of the providers, the availability/experience/quality of the staff, the organization of healthcare, the cost of treatment), process (interpersonal factors, availability of information, continuity of treatment, waiting time, and the quality of treatment), and outcome (mortality or pressure sore rates) 15,26–28 …”