Table 1.
Demographic information of drug-naive OCD patients and healthy controls.
| OCD (N = 43) | HC (N = 38) | t/x2 | p values | |
|---|---|---|---|---|
| Age (years) | 27.81 ± 9.35 | 28.87 ± 7.23 | 0.562 | 0.576 |
| Gender (male/female) | 20/23 | 15/23 | 0.407 | 0.523 |
| Education (years) | 16.40 ± 5.30 | 17.29 ± 5.58 | 0.727 | 0.469 |
| Y–BOCS total | 23.86 ± 4.27 | 2.87 ± 4.43 | 21.699 | < 0.001 |
| Y–BOCS obsessions | 11.77 ± 3.01 | 1.29 ± 2.10 | 17.942 | < 0.001 |
| Y–BOCS compulsions | 12.33 ± 2.23 | 1.58 ± 2.62 | 19.944 | < 0.001 |
| HAMD | 26.40 ± 10.90 | 3.76 ± 3.46 | 12.257 | < 0.001 |
| HAMA | 31.40 ± 14.51 | 3.68 ± 3.97 | 11.395 | < 0.001 |
| CTQ total | 45.07 ± 10.90 | 30.11 ± 5.52 | 7.639 | < 0.001 |
| CTQ-emotional abuse | 14.58 ± 5.30 | 6.45 ± 2.11 | 8.851 | < 0.001 |
| CTQ-physical abuse | 11.16 ± 4.26 | 6.13 ± 1.51 | 6.896 | < 0.001 |
| CTQ-sexual abuse | 5.65 ± 1.25 | 5.32 ± 0.74 | 1.444 | 0.153 |
| CTQ-emotional neglect | 7.35 ± 2.64 | 6.08 ± 2.65 | 2.153 | 0.034 |
| CTQ-physical neglect | 6.33 ± 2.36 | 6.13 ± 1.61 | 0.426 | 0.671 |
OCD obsessive–compulsive disorder; HC healthy control; Y–BOCS Yale–Brown Obsessive Compulsive Scale; HAMD Hamilton Depression Scale; HAMA Hamilton Anxiety Scale; CTQ Childhood Trauma Questionnaire; M ± SD Mean ± Standard deviation.