ALB and attention deficit-hyperactivity disorder: In the ADHD vs HC comparison (Figure 4), 11 features were retained at λ.1se (0.038): age (0.0402), sex (0.0579), Alb (−0.0539), A/G (−0.0138), Glu (0.0531), Ca (0.0576), Mg (0.0357), EO (−0.0217), LYMPH (−0.0135), RDW-SD (−0.0058), and BMI (0.0047).