ALB and attention deficit-hyperactivity disorder: Compared with the HC group, both ADHD and s-ADHD groups showed lower levels of Alb (46.16 ± 2.41, 45.17 ± 2.34, 45.31 ± 2.29 g/L, F = 170.21, P < 0.001) and A/G ratio, but higher levels of TP, Glb, and PA.