Before the studying participants who have type 2 diabetes with over 30 years old will
signed an informed consent.
We must concern about the right of the participant.
In the research concern of ethic in human is respect for human dignity of participants,
justice for participant to the benefit of this study and be harmless to their then, and
the participant can withdraw from this study if the participants agreed that the
research is not appropriate.
The ethical committee will be authorized by Mae Fah Luang University Ethics
Committee
Unknown person coding system will be used in the questionnaire instead of using a
real name.