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Table 7 Sensitivity analysis III: change in DASS for waitlist group from pretreatment to six-month follow-up ( n= 7)

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

Outcome

Time

Mean (SD)

p-value

d**

DASS-D

Pretreatment

11.00 (5.19)

  

Posttreatment

9.71 (6.13)

.012

.23

 

1-month f-up

5.29 (4.53)

.001

1.17

 

6-month f-up

2.71 (2.14)

.004

2.09

DASS-A

Pretreatment

8.14 (4.85)

  

Posttreatment

7.86 (4.63)

.014

.06

 

1-month f-up

6.29 (4.82)

.001

.38

 

6-month f-up

4.29 (3.99)

.006

.87

DASS-S

Pretreatment

8.42 (4.5)

  

Posttreatment

8.14 (4.14)

.029

.06

 

1-month f-up

5.43 (4.46)

.001

.67

 

6-month f-up

3.14 (3.02)

.004

1.38

  1. **Cohen’s d as computed by M Time 1 - M TimeX S D pooled .