TABLE 1.
Sample demographics
| HC (N = 104) | OCD (N = 99) | p | |
|---|---|---|---|
| Male, No. (%) | 51 (49.04) | 52 (52.53) | .99 a |
| Age, mean (SD) [range], years | 23.14 (5.64) [16–43] | 23.16 (9.34) [12–49] | .99 b |
| Educational level, mean (SD), years | 15.21 (3.17) | 11.95 (3.04) | <.01 b |
| Duration of illness, mean (SD), m | ‐ | 48.08 (57.61) | |
| Y‐BOCS score, mean (SD) | ‐ | 21.73 (6.91) | |
| TIV, mean (SD),103 | 1.54 (0.13) | 1.55 (0.15) | .68 b |
| IQR, mean (SD) | 2.08 (0.13) | 2.08 (0.15) | .71 b |
| SNR, mean (SD) | 207.48 (39.75) | 216.31 (44.56) | .14 b |
| Mean FD, mean (SD) | 0.11 (0.05) | 0.12 (0.10) | .39 b |
Abbreviations: HC, healthy control; IQR, imaging quality rating; mean FD, mean frame‐wise displacement; OCD, obsessive–compulsive disorder; SNR0, signal‐to‐noise ratios; TIV, total intracranial volume; Y‐BOCS: Yale–Brown Obsessive Compulsive Scale.
a
Chi‐square t‐test.
b
Two‐tailed two sample t‐test.