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Table 2 Means, standard deviations and effect sizes (Cohen’s d) for symptoms of OCD, anxiety, and depression

From: Successfully treating 90 patients with obsessive compulsive disorder in eight days: the Bergen 4-day treatment

 

M

SD

d

Y-BOCS

 Pre

26.16

3.37

 

 Post

10.54

4.61

4.63

 3 months

10.68

6.31

4.59

GAD-7

 Pre

11.88

4.88

 

 Post

8.80

4.49

0.63

PHQ-9

 Pre

11.75

5.36

 

 Post

8.34

4.59

0.64

  1. Note: N = 90. d = (Mpre – Mpost)/SDpre