2.2. Population
DSM-5, ADHD
ENDOCRINE DISORDERS
Medication-naïve children and adolescents between 6 and 15 years old who had recently been diagnosed with ADHD in accordance with the DSM-5 criteria [A control group composed of age- and sex-matched healthy children was also recruited following the same exclusion criteria. They were children and adolescents attending the hospital for routine blood extraction and free of cardiologic, neuropsychiatric, metabolic, or endocrine disorders.