Table 1.
Demographic and psychometric data for low and high anxiety groups: frequencies, means, standard deviations, and results of χ2 or t tests. Significant group differences are displayed in bold. STAI, State-Trait-Anxiety-Inventory; BIS, Behavior Inhibition Scale; BAS, Behavior Avoidance Scale; PA, positive affect; NA, negative affect; ASI, Anxiety Sensitivity Index; IPQ, Igroup Questionnaire.
| Low anxiety group (n = 24)
|
High anxiety group (n = 25)
|
χ2, t | p | |||||
|---|---|---|---|---|---|---|---|---|
| M | SD | M | SD | |||||
| Gender | 15 female | 16 female | 0.012 | .913 | ||||
| Handedness | 23 right | 24 right | 0.001 | .976 | ||||
| Age in years | 22.33 | 2.62 | 21.32 | 1.60 | 1.644 | .107 | ||
| STAI-Trait | 28.00 | 3.13 | 50.68 | 5.09 | 18.690 | <.001 | ||
| STAI-State | 35.17 | 9.00 | 44.68 | 6.31 | 4.299 | <.001 | ||
| BIS | 2.42 | 0.50 | 3.38 | 0.48 | 6.873 | <.001 | ||
| BAS | 3.15 | 0.29 | 2.94 | 0.27 | 2.555 | .014 | ||
| PA | 32.83 | 5.72 | 26.96 | 5.68 | 3.607 | .001 | ||
| NA | 12.08 | 2.26 | 15.48 | 5.36 | 2.867 | .006 | ||
| ASI | 13.17 | 5.80 | 21.24 | 7.14 | 4.335 | <.001 | ||
| IPQ | −1.17 | 14.65 | −3.56 | 13.16 | 0.602 | .550 | ||