The purpose of this study was to develop the Norm Profile for the Thai Mental Health Questionnaire.
The survey samples were 700 samples consisted of normals, psychiatric outpatients, and psychiatric inpatients.
Data collected from the Thai Mental health Questionnaire was developed from criteria based on the DSM-IV.
The results of this study showed that the final test composed of 70 items – was found to be significantly
different at the .001 level between those people with mental disorders and normal people. Then the TMHQ
Profile was developed by using the Standard T-score. J Psychiatr Assoc Thailand 1999; 44(4): 285-297.