Table 1.
Demographics and neuropsychological characteristics of the participants.
| Characteristics | GAD (n = 31) | HC (n = 28) | P-value |
|---|---|---|---|
| Characteristics | (Mean ± SD) | (Mean ± SD) | |
| Age (years) | 16.90 ± 0.12 | 16.46 ± 0.18 | 0.44a |
| Handedness (right/left) | 31/0 | 28/0 | 0.99b |
| Gender (males/females) | 14/17 | 16/12 | 0.36b |
| IQ | 102.7 ± 7.86 | 105.4 ± 9.20 | 0.19a |
| STAI | |||
| State | 43.48 ± 8.51 | 39.86 ± 7.87 | 0.02a |
| Trait | 52.34 ± 7.63 | 44.25 ± 9.18 | 0.00a |
| BDI | 8.36 ± 4.60 | 6.12 ± 5.21 | 0.10a |
| PSWQ | 55.16 ± 9.76 | 38.79 ± 11.26 | 0.00a |
Values represented mean ± SD. SD, standard deviation; IQ, intelligence quotient; STAI, State-trait Anxiety Inventory; BDI, Beck Depression Inventory; PSWQ, Penn State Worry Questionnaire; GAD, generalized anxiety disorder; HC, healthy control. aThe P-value were obtained by two-sample t-tests. bThe P-value were obtained by Chi square test.