| Methods |
Randomised controlled trial |
| Participants |
26 adults (13 men, 13 women) with chronic motor vehicle collision PTSD with chronic whiplash‐associated disorders, in Australia |
| Interventions |
10 weekly sessions of TFCBT (n = 13) vs waiting list (n = 13) |
| Outcomes |
SCID‐PTSD, PDS, IES‐R, DASS, SF‐36 |
| Notes |
Comment: All therapy delivered by 1 psychologist with 12 months experience of delivering TFCBT. It is unclear whether or not treatment adherence was assessed. |
| Risk of bias |
| Bias |
Authors' judgement |
Support for judgement |
| Random sequence generation (selection bias) |
Unclear risk |
Comment: The method of sequence generation was not reported |
| Allocation concealment (selection bias) |
Unclear risk |
Comment: There is no mention of any measures taken to conceal allocation |
| Incomplete outcome data (attrition bias)
All outcomes |
Low risk |
Comment: Reasons for leaving the study were fully reported, ITT analyses were performed. Appropriate methods of imputing data were used. One participant dropped out of the treatment group and 2 from the waitlist group. Reasons for attrition were not fully reported. |
| Selective reporting (reporting bias) |
Low risk |
Comment: All specified outcomes were reported. |
| Other bias |
High risk |
Comment: All therapy delivered by 1 psychologist with 12 months experience of delivering TFCBT. It is unclear whether or not treatment adherence was assessed. |
| Blinding of participants and personnel (performance bias)
All outcomes |
High risk |
Comment: Participants were aware of their allocation. |
| Blinding of outcome assessment (detection bias)
All outcomes |
Unclear risk |
Comment: It is unclear whether the outcome assessor was blind. |
