Table 1

Demographic and clinical characteristics

CharacteristicHealthy controls
n = 40
OCD
n = 45
Pre-CBTPost-CBT
Age, yr28.9 ± 6.428.7 ± 6.7
Female/male, n18/2220/25
Education, yr13.8 ± 2.813.7 ± 2.9
Illness duration, yr7.3 ± 6.5
HAM-D score6.7 ± 4.25.8 ± 5.2
Y-BOCS total score23.6 ± 5.910.3 ± 5.6
Y-BOCS obsession subscale score12.2 ± 4.85.1 ± 3.2
Y-BOCS compulsion subscale score11.4 ± 3.85.2 ± 3.4
  • CBT = cognitive behavioural therapy; HAM-D = Hamilton Depression Rating Scale; OCD = obsessive–compulsive disorder; Y-BOCS = Yale–Brown Obsessive Compulsive Scale.

  • Values are mean + standard deviation, unless otherwise indicated.