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

Table 3

Item	Before		Significance (bilateral)	After		Significance (bilateral)
	Parents	Teachers		Parents	Teachers
Oppositionism	72.50	70.61	0.629	63.04	60.18	0.395
Cognitive problems	74.93	71.61	0.131	65.54	63.29	0.339
Hyperactivity	78.89	70.93	0.012	68.32	61.25	0.022
Anxiety-timidity	67.93	69.71	0.611	56.75	62.82	0.061
Perfectionism	64.36	57.04	0.038	55.07	54.00	0.738
Social problems	69.11	71.29	0.495	60.14	59.50	0.834
Psychosomatics	67.61	.00	0.000	57.39	.00	0.000
Conners ADHD	74.96	73.46	0.522	63.79	63.50	0.901
CGI restless-impulsive	75.21	71.86	0.209	64.21	61.64	0.244
CGI emotional instability	68.18	69.43	0.755	60.18	60.32	0.963
CGI total	75.04	73.43	0.572	64.21	62.32	0.410
DSM IV inattentive	74.11	70.86	0.146	63.61	62.82	0.735
DSM IV hyperactive-impulsive	79.29	68.86	0.001	68.29	59.04	0.003
DSM IV total	78.21	72.00	0.010	67.00	62.25	0.050

Significance = .