Skip to main content
. 2024 Jan 16;29(4):1033–1045. doi: 10.1038/s41380-023-02390-8

Table 1.

Demographic and clinical characteristics.

OCD (N = 260) HC (n = 252) Statistics
Sex (N (%))
     Male 117 (45.0%) 105 (41.7%) χ2(1) = 0.58, P = 0.45
     Female 143 (55.0%) 147 (58.3%)
 Age (years) 29.6 (8.0) 30.0 (8.2) t(510) = 0.61, P = 0.54
 Education (years) 15.2 (2.8) 16.0 (2.5) t(510) = 3.52, P < 0.001
 Estimated IQ 104.7 (12.4) 107.1 (12.3) t(509) = 2.21, P = 0.03
 YBOCS 24.8 (4.9) 0.12 (0.68) t(510) = −78.7, P < 0.001
 Duration of illnessa 12.3 (8.6)
 Age of onset (years) 17.3 (7.1)
OCD onset (N (%))a
 Child onset 145 (55.8%)
 Adult onset 114 (43.8%)
Medication naïve (%)
 SSRI 58.5% 99.2%
 SNRI 95.4% 100%
 Benzodiazepines 90.4% 99.6%
 Antipsychotics 91.9% 99.6%
 Mood stabilizers 97.3% 100%
 CBT naïve 75.8 100%
DYBOCS
 Harm & Aggression 5.3 (4.7) 0.0 (0.4)
 Sexual & Religious 4.5 (4.9) 0.0 (0.0)
 Symmetry & Ordering 5.7 (4.4) 0.0 (0.2)
 Contamination 6.3 (5.0) 0.0 (0.2)
 Collecting & Hoarding 1.3 (2.7) 0.0 (0.0)

Data are presented as mean (SD) unless otherwise indicated. a = duration of illness/age of onset missing for 1 individual with OCD. YBOCS Yale-Brown Obsessive-compulsive Scale, SSRI selective serotonin reuptake inhibitor, SNRI serotonin-noradrenaline reuptake inhibitor, CBT Cognitive behavioral therapy.