Funding statementsThe funding source was ministry of education award grant which administered by the committee and review process of Mackay Medicine, Nursing and Management College. Interest statementThere is no competing financial interest in the research. The purpose of the research did not reflect the official policy or position of the organization and government. Ethical ApprovalEthical approval was granted by the Mackay Memorial Hospital institutional review board (15MMHIS202e). Authors' contributionsPYC was responsible for the research design data analysis, and manuscript preparation. CYC contributed to data collection, analysis, and manuscript preparation. NYK, AL and MH contributed to data analysis and rigor techniques and made critical and intellectual contributions to the manuscript.