2016) A systematic review and meta-analysis of the characteristics of multiple perpetrator sexual offences. Aggression and Violent Behavior, 28 . pp. 82-94. ISSN 1359-1789 Access from the University of Nottingham repository: http://eprints.nottingham.ac.uk/32888/1/Jen%20Bamford%20MA%20accepted.pdf
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A C C E P T E D M A N U S C R I P T ACCEPTED MANUSCRIPT
ABSTRACTThis systematic review examined the demographic and offence variables in group sexual offending. Eight bibliographic databases and three thesis portals were searched.The reference lists of five papers and one textbook were hand searched. Nine experts were contacted for ongoing or unpublished studies. The total number of hits was 1853, of which 55 were duplicates, 1769 were irrelevant, 14 did not meet the inclusion criteria and one paper was unobtainable. The remaining 15 papers were quality assessed before the data were extracted and synthesized. There were 2,873 cases of Multiple Perpetrator