Table 2.
Mean total efficacy scores (SD), mean change scores (SD), and effect sizes of differences in mean changes between weeks 0 and 5. Change in total score = week 0 total score – week 5 total score. A positive change in total score indicates improvement (a reduction in symptoms/scores).
| Measures | Group | Cohen d effect size, mean (95% CI) | |||||||
| Intervention | Waitlist | ||||||||
| Week 0 | Week 5 | Change | Week 0 | Week 5 | Change | ||||
| LSASa | 68.8 (20.63) | 67.7 (20.87) | 1.5 (20.54) | 69.7 (21.61) | 72.2 (21.32) | –0.8 (14.55) | 0.13 (–0.47 to 0.72) | ||
| PSASb | 67.0 (4.53) | 56.9 (9.83) | 10.2 (8.56) | 68.4 (5.92) | 67.7 (7.49) | 1.3 (3.07) | 1.39 (0.72 to 2.05) | ||
| FNE-Bc | 45.6 (7.08) | 43.0 (9.20) | 3.0 (8.10) | 43.6 (6.65) | 44.5 (7.51) | –0.9 (4.38) | 0.61 (0.00 to 1.22) | ||
| SSPSd | 26.5 (5.67) | 21.2 (8.24) | 6.2 (8.42) | 24.1 (7.35) | 24.1 (8.61) | –0.0 (7.46) | 0.79 (0.17 to 1.41) | ||
aLSAS: Liebowitz Social Anxiety Scale.
bPSAS: Public Speaking Anxiety Scale.
cFNE-B: Fear of Negative Evaluation - Brief questionnaire.
dSSPS: Self-Statements made during Public Speaking scale.