Table 2. Overview of existing systematic reviews.
Topic | Search | Search strategy | Number of screened references* | Included studies | |
Bisson 2009 | The effectiveness of early interventions to prevent PTSD, psychiatric disorders following extreme stressors | MEDLINE, Embase, PsycINFO, HMIC, British Nursing Index Archive, AMED, ASSIA, CINAHL, Cochrane, ISI Science Citation Index, ISI Social Sciences Citation Index, IBSS, PILOTS, Sociological Abstracts | 'psychological first aid' OR 'PFA' | 516 | No studies identified |
Fox 2012 | The effectiveness of psychological first aid as a disaster intervention tool | Cochrane, MEDLINE, PsycINFO, PsycArticles, Pilots (between 2008–2010) | 'psychological first aid' | 275 | No studies identified |
This paper | The effectiveness of early PFA interventions | GIN, Cochrane, MEDLINE, PsycINFO, PILOTS (from inception - 2013) | Very sensitive search strategy (See S1 Appendix) | 10097 | No studies identified |
*after removal of duplicates.