Journal of the Korean Academy of Child and Adolescent Psychiatry : eISSN 2233-9183 / pISSN 1225-729X

Table. 1.

Table. 1.

Difference in characteristics between ADHD group (according to Diagnostic Interview Schedule for Children Predictive Scale) and non-ADHD compared with t-test

Non-ADHD group (n=974) ADHD group (n=94) t or χ2 p
Age (yr) 13.61 (3.62) 12.66 (3.60) 2.436 0.015*
Sex, male (%) 38.5 55.3 10.105 0.001**
Adversity
General adversity 0.286 (0.716) 0.787 (1.335) -3.587 0.0001***
Physical adversity 0.320 (0.753) 0.968 (1.315) -4.701 <0.001***
Emotional adversity 0.147 (0.515) 0.851 (1.270) -5.336 <0.001***
Sexual adversity 0.010 (0.150) 0.021 (0.145) -0.681 0.496
Early adversity 0.793 (1.459) 2.638 (3.107) -5.699 <0.001***
Comorbidity (%)
Anxiety disorder 17.0 46.8 48.081 <0.001***
Mood disorder 16.6 56.4 84.247 <0.001***
Psychotic disorder 0.9 3.2 3.967 0.046*
Tic disorder 3.1 9.6 10.277 0.001**
Substance use disorder 1.7 8.5 17.163 <0.001***
Etc. 15.8 37.2 27.013 <0.001***

Data are presented as mean (standard deviation) or number only. *p<0.05, **p<0.01, ***p<0.001. ADHD: attention-deficit/hyperactivity disorder

J Korean Acad Child Adolesc Psychiatry 2021;32:118-25 https://doi.org/10.5765/jkacap.210003
© 2021 J Korean Acad Child Adolesc Psychiatry