Table 1 Demographic and clinical characteristics of the patients and their control group
From: Spider phobia is associated with decreased left amygdala volume: a cross-sectional study
| Â | Patients (n=20) | Controls (n=20) | Â | Â | Â | Â | ||
|---|---|---|---|---|---|---|---|---|
Characteristics | Mean | SD | Mean | SD | df | t | p | Equality of variance |
Age (years) | 29.9 | 11.3 | 27.1 | 5.9 | 38 | −0.98 | 0.33 | 0.91 |
Age at onset | 6.65 | 3.28 | ------- | ------- | ------- | ------- | ------- | -------- |
Duration of illness (years) | 22.14 | 13.01 | ------- | ------- | ------- | ------- | ------- | ------- |
Handedness scores | 9.7 | 0.58 | 9.8 | 0.41 | 38 | 0.65 | 0.52 | 0.98 |
SPQ | 21.55 | 4.29 | 6.1 | 3.83 | 38 | −11.99 | 0.00 | 0.00 |
FEE | 85.3 | 22.93 | 73 | 26.42 | 38 | −1.47 | 0.15 | 0.17 |
STAI state pre / post scanning | 39.85/ 34.85 | 10.67/ 12.9 | 32.5/ 30.53 | 4.05/ 6.61 | 38 | −2.51/ -1.18 | 0.05/ 0.24 | 0.05/ 0.54 |
STAI trait | 44.8 | 6.89 | ------- | ------- | ------- | ------- | ------- | ------- |
BMI | 21.8 | 3.90 | 21.63 | 2.31 | 38 | −1.18 | 0.87 | 0.61 |