1. Volume 2, Issue 5, Pages 413-421 (May 2015)
Pharmacological prevention of post-traumatic stress disorder and acute stress disorder: a systematic review and meta-analysis 
Dr Marit Sijbrandij, PhD, Annet Kleiboer, PhD, Jonathan I Bisson, DM, Corrado Barbui, MD, Pim Cuijpers, PhD 
The Lancet Psychiatry 
Volume 2, Issue 5, Pages (May 2015)
DOI: /S (14)
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2. Figure 1 Study selection
The Lancet Psychiatry 2015 2, DOI: ( /S (14) )
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3. Figure 2
Standardised effect sizes of pharmacological prevention for PTSD compared with control groups: incidence risk ratio
IRR=incidence risk ratio. PTSD=post-traumatic stress disorder. ASD=acute stress disorder. SG=sequence generation. AC=allocation concealment. BA=blinded outcome assessment. ITT=intention to treat. NA=not applicable. *Data of the first assessment only. †Overall quality score.
The Lancet Psychiatry 2015 2, DOI: ( /S (14) )
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