Table 1.
Sample demographics and comorbidity for SAD (n = 167) vs. control (n = 165) groups.
| Demographic characteristic | Group
|
Test statistic
|
Effect size | ||
|---|---|---|---|---|---|
| SAD | Control | df | t/χ2 | r/ϕ | |
| Age (years), mean (SD)c | 34.5 (12.7) | 40.2 (13.5) | 330 | t = 3.90 | r = .21 |
| Gender, % (n)c | 1 | χ2 = 14.05 | ϕ = −.21 | ||
| Female | 33.5 (56) | 53.9 (89) | |||
| Male | 66.5 (111) | 46.1 (76) | |||
| Ethnicity, % (n) | 1 | χ2 = 2.38 | ϕ = −.09 | ||
| Hispanic or Latino | 4.8 (8) | 9.1 (15) | |||
| Not Hispanic or Latino | 95.2 (159) | 90.9 (150) | |||
| Race, % (n)a | 4 | χ2 = 10.35 | ϕ = .17 | ||
| Asian | 6.6 (11) | 4.8 (8) | |||
| Black or African American | 5.4 (9) | 13.9 (23) | |||
| Caucasian | 82.0 (137) | 72.1 (119) | |||
| Native American or Alaska Native | 0.0 (0) | 0.0 (0) | |||
| Native Hawaiian or Pacific Islander | 0.6 (1) | 0.0 (0) | |||
| Other | 5.4 (9) | 9.1 (15) | |||
| Diagnosis, % (n) | |||||
| At least 1 comorbid disorder | 29.3 (49) | N/A | – | – | – |
| Generalized anxiety disorder | 16.3 (27) | N/A | – | – | – |
| Posttraumatic stress disorder | 1.8 (3) | N/A | – | – | – |
| Panic disorder | 5.4 (9) | N/A | – | – | – |
| Agoraphobia | 3.0 (5) | N/A | – | – | – |
| Obsessive compulsive disorder | 1.2 (2) | N/A | – | – | – |
| Major depressive disorder | 18.0 (30) | N/A | – | – | – |
| Bipolar disorder | 0.0 (0) | N/A | – | – | – |
Note. N/A: not applicable, inclusion criterion for control group was lack of Axis I comorbidity.
a
p < .05.
c
p < .001.