Table 5. Comparisons between pre-treatment and follow up measures of anxiety and depression.
Measures | Pre-treatment | Final follow up | t | df | p (two-sided) | Cohen’s d | ||
---|---|---|---|---|---|---|---|---|
Mean | SD | Mean | SD | |||||
8.50 | 4.31 | 4.50 | 2.50 | |||||
Anxiety (GAD-7) | 9.63 | 4.32 | 5.63 | 3.10 | 4.59 | 15 | <.001 | 1.15 |
Note.
PHQ-9 = Patient Health Questionnaire-9, measuring symptoms of depression in the past two weeks GAD-7 = Generalised Anxiety Questionnaire-7, measuring symptoms of anxiety in the past two weeks
A Bonferroni adjustment was applied for multiple comparisons and both results were significant at p<.008