Table 1.

Inclusion and exclusion criteria

Group	Inclusion criteria	Exclusion criteria
Study (ADHD)	Children diagnosed with ADHD in accordance with DSM-V or DSM-IV diagnostic criteria in the psychological counselling centre of Shiraz University	The presence of other mental and central nervous system disorders such as autism spectrum disorder, schizophrenia, bipolar affective disorder, epilepsy, serious injuries, etc.
	Children of both sexes aged 6 to 11 years	The presence of medical diseases affecting lifestyle or the performance of personal tasks, such as chronic renal failure, diabetes, asthma, etc.
	Parental or legal guardian approval (signing the informed consent form)	Medications and hormonotherapy affecting oral health or the performance of personal tasks except for the conventional medications for ADHD
Control (non-ADHD)	Lack of ADHD and other mental disorders (parental report and lack of diagnostic document in the psychological counselling centre of Shiraz University)	The presence of any mental and central nervous system disorders such as ADHD, autism spectrum disorder, schizophrenia, bipolar affective disorder, epilepsy, serious injuries, etc.
	Children of both sexes aged 6 to 11 years	The presence of medical diseases affecting the performance of personal tasks or changing the lifestyle such as chronic renal failure, diabetes, asthma, etc.
	Parental or legal guardian approval (signing the informed consent form)	Medications and hormonotherapy affecting awareness or the performance of personal tasks