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

Table. 1.

Table. 1.

Demographic and clinical characteristics of participants with RD or MD

Characteristics RD MD
Male (n=17) Female (n=8) Total (n=25) Male (n=9) Female (n=6) Total (n=15)
Age (yr) 8.27±1.00 7.69±1.95 8.08±1.36 10.20±2.31 7.82±1.22 9.25±2.25
IQ 91.59±14.34 91.50±17.43 91.56±15.03 92.33±9.87 91.00±18.80 91.80±13.51
Education
0 grade 1 (4.0) 3 (12.0) 4 (16.0) - - -
1 grade 2 (8.0) 2 (8.0) 4 (16.0) 0 (0.0) 2 (13.3) 2 (13.3)
2 grade 9 (36.0) 1 (4.0) 10 (40.0) 3 (20.0) 3 (20.0) 6 (40.0)
3 grade 4 (16.0) 0 (0.0) 4 (16.0) 1 (6.7) 0 (0.0) 1 (6.7)
4 grade 1 (4.0) 1 (4.0) 2 (8.0) 2 (13.3) 1 (6.7) 3 (20.0)
5 grade 0 (0.0) 1 (4.0) 1 (4.0) 0 (0.0) 0 (0.0) 0 (0.0)
6 grade - - - 1 (6.7) 0 (0.0) 1 (6.7)
7 grade - - - 1 (6.7) 0 (0.0) 1 (6.7)
8 grade - - - 1 (6.7) 0 (0.0) 1 (6.7)
Total 17 (68.0) 8 (32.0) 25 (100.0) 9 (60.0) 6 (40.0) 15 (100.0)
Comorbidity
ADHD 16 (64.0) 6 (24.0) 22 (88.0) 9 (60.0) 6 (40.0) 15 (100.0)
MD 8 (32.0) 4 (16.0) 12 (48.0) - - -
RD - - - 6 (40.0) 4 (26.7) 10 (66.7)

Values are presented as mean±standard deviation or number (%). ADHD, attention deficit hyperactivity disorder; IQ, intelligence quotient; MD, mathematics disorder; RD, reading disorder

J Korean Acad Child Adolesc Psychiatry 2024;35:143-9 https://doi.org/10.5765/jkacap.230071
© 2024 J Korean Acad Child Adolesc Psychiatry