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. 2023 Jan 3;12(2):449–460. doi: 10.1007/s40122-022-00464-z

Table 2.

Results of paired samples t-tests examining mean differences on the five outcome variables from pre- to post-therapy (n = 42)

Variable Mean (SD) Mean diff t d
First session Final session
PHQ-9 14.21 (7.11) 11.36 (7.74) 2.86 (5.87) 3.16** 0.38 (small)
GAD-7 11.83 (6.67) 9.31 (7.03) 2.52 (6.04) 2.71** 0.37 (small)
PCS (n = 22) 29.59 (12.67) 21.82 (16.05) 7.77 (10.50) 3.47** 0.54 (moderate)
BPI severity (n = 40) 5.53 (1.60) 5.46 (1.75) 0.07 (1.61) 0.27
BPI interference (n = 40) 6.58 (2.07) 5.88 (2.42) 0.70 (2.27) 1.95

**p < 0.01