Table 1 Pooled descriptive statistics of obsessive-compulsive patients and healthy control participants for the adult (age 18 or higher), adolescent (age 12–17) and child (age under 12) age groups.

From: The thalamus and its subnuclei—a gateway to obsessive-compulsive disorder

Variables

 

Adult OCD n = 2265

Adult HC n = 2402

Adolescent OCD n = 317

Adolescent HC n = 254

Pediatric OCD n = 96

Pediatric HC n = 90

Age (y)

Mean, SD

31.9 (9.9)*

30.7 (9.9)

14.8 (1.7)

14.6 (1.7)

10.0 (1.3)

9.6 (1.4)

Range

18–67

18–69

12–17.9

12–17.5

5–11.6

6–11.9

(C)Y-BOCS

Mean, SD

24.5 (6.6)

22.7 (7.2)

21.9 (6.9)

Range

3–46

0–40

0–36

Education (y)

Mean, SD

13.6 (3.1)*

15.1 (3.0)

9.2 (1.8)

8.8 (1.9)

5.0 (1.5)

4.1 (1.6)

Range

0–26

0–28

5–14

4–14

0–9

0–7

Female (%)

50.3%

50.4%

45.3%

48.6%

47.9%

55.6%

Medicated (%)

52.4%

40.6%

19.8%

Child-onset (%)

45.4%

Comorbid depressive disorder (%)

26.8%

35.9%

17.5%

Comorbid anxiety disorder (%)

24.7.0%

46.4%

41.7%

  1. OCD obsessive-compulsive disorder, HC healthy control, y years, SD standard deviation, (C)Y-BOCS (Child version) Yale-Brown Obsessive-Compulsive Scale.
  2. *Statistically significant group difference (p < 0.05).