Generalized structural equation modeling: Symptom heterogeneity in attention-deficit/hyperactivity disorder leading to poor treatment efficacy

Table 1 Sample characteristics and means and standard deviations of study measures

Characteristics	N	Mean, n (%)	SD
Age	231	10.17	2.59
Male (%)	231	175 (75.8)
Comorbidity
Yes	230	168 (73.0)
No	230	62 (27.0)
Subtype
Combined	230	158 (68.7)
Inattentive	230	72 (31.3)
Education
Elementary school	228	171 (75.0)
Junior high school	228	54 (23.7)
Senior high school	228	3 (1.3)
ADHD
Inattention	231	17.19	4.50
Hyperactivity	231	12.43	6.46
Disruptive child symptom
Oppositional defiant disorder	231	12.25	5.82
Aggression	231	13.32	7.23
Remission
Inattention	231	71 (30.7)
Hyperactivity	231	124 (53.7)
Disruptive child symptom
Oppositional defiant disorder	231	114 (49.4)
SCL
Somatization	231	4.53	6.19
Obsessive compulsive	231	5.68	5.53
Interpersonal sensitivity	231	3.31	4.10
Depression	231	5.11	6.08
Anxiety	231	2.54	3.43

SCL: Symptom check list; ADHD: Attention-deficit/hyperactivity disorder; SD: Standard deviation.