Methylphenidate Efficacy: Immediate versus Extended Release at Short Term in Mexican Children with ADHD Assessed by Conners Scale and EEG

Table 5

EEG results
Diagnosis	Before Tx	One month after Tx
Normal	2	8
Immaturity	1	6
Encephalopathy grade I	9	9
Encephalopathy grade II	12	5
Encephalopathy grade III	4	0
Total	28	28

Tx = treatment.