Skip to main content

Table 2 Change in outcomes between time 1 (pretreatment) and time 2 (posttreatment/post-waitlist)

From: A waitlist-controlled trial of group cognitive behavioural therapy for depression and anxiety in Parkinson’s disease

  

Intervention (n = 11)

Waitlist (n = 7)

  

Outcome

Time

Mean (SD)

Mean (SD)

p-value*

d**

DASS-D

1

10.09 (3.73)

10.71 (5.41)

.011

1.12

2

7.64 (2.77)

11.00 (5.20)

DASS-A

1

9.64 (2.01)

8.57 (4.61)

.025

.89

2

6.73 (2.90)

8.14 (4.85)

DASS-S

1

10.64 (3.26)

10.00 (4.28)

.828

.08

2

8.82 (1.83)

8.43 (4.50)

PDQ-39

1

36.03 (12.62)

28.48 (16.15)

.095

.56

2

32.82 (12.95)

32.88 (14.50)

CCL-D

1

31.22 (15.50)

24.49 (14.12)

.009

1.26

2

18.02 (15.94)

28.83 (9.86)

CCL-A

1

32.01 (10.51)

29.46 (14.00)

.009

.92

 

2

23.67 (11.27)

33.04 (15.38)

  
  1. DASS-D = DASS-Depression, DASS-A = DASS-Anxiety, DASS-S = DASS-Stress, PDQ-39 = Parkinson’s Disease Questionnaire-39, CCL-D = Cognitions Checklist-Depressive Cognitions, CCL-A = Cognitions Checklist-Anxious Cognitions.
  2. *p-value for Time x Condition interaction effect M - M S D pooled .
  3. **Cohen’s d as computed by.