From the traditional Taiwanese perspective, medicine is the most elevated of professions, and many important Taiwanese families have pursued careers in this field. In the past, the medical community, the native Taiwanese elite and the opposition were held to be nearly synonymous. Now, this association has been shattered by Chang Chau-hsiung. It is no wonder that some in the DPP have described him as a "traitor."
而「習醫」向來是本省觀念中最高尚的職業，許多本省籍世家大族都以行醫為業；在以往，醫界、本省菁英及民進黨幾乎可以劃上等號，如今這種連結關係竟被張昭雄打破，無怪乎民進黨會以「背叛」來形容張昭雄。