2.5. Statistical Methods
ADHD
Descriptive data were presented as mean (standard deviation, SD). Comparisons were made for S100B levels between the ADHD group and the control group, as well as for the values of SA/QA and S100B in ADHD patients at T0–T3–T6. For comparative analyses, the Kolmogorov-Smirnov test was applied to verify the normality assumption. Parametric tests were used for comparisons in S100B levels: a Student’s The Statgraphics Centurion version XVII software (Statpoint Technologies, Inc, Warrengton, VA, USA) was used for statistical calculations.