Summary of Evidence for PTSD

Question 1

Bryant et al (2009) - CBT

Answer 1

Intervention
- CBT

Findings
- At post treatment and follow up, fewer participants in the prolonged exposure group had PTSD than those in any other group.

Question 2

Meuser et al (2008) - CBT and TAU

Answer 2

Intervention
- CBT

Comparison Interventions
- TAU

Findings
- Those in the CBT group showed significantly greater improvement when compared to those in the control groupa t post treatment assessments and at the 3-6 month follow up.

• The effects of CBT were strongest in participants with severe PTSD

Question 3

Sjibrandij et al (2007) - CBT

Answer 3

Intervention
- CBT

Findings
- 1 week post intervention, the CT group had significantly fewer symptoms of PTSD than the comparison group

• At the 4 month follow up the difference was smaller and no longer significant
• Within the CBT group those with co-morbid depression at baseline had significantly fewer PTSD symptoms at 4 months

Question 4

Australia Centre for PTSD (2007) - Psychoeducation

Answer 4

Intervention
- Psychoeducation - CBT

Findings
- Psychoeducation when delivered alone inferior to CBT

• CBT effective in treatment of PTSD, anxiety and depression