“…These studies (Akiskal et al, 1995;Bechdolf et al, 2014;Biederman et al, 2009;Gan et al, 2011;Manning et al, 1997;Poutanen et al, 2008;Solomon et al, 2006;Tillman and Geller, 2006) were excluded for the above reasons. Studies or sub-samples were excluded when BD I or II were included in the baseline sample and it was not possible to exclude data for these participants (Alloy et al, 2012;Arrasate et al, 2013).…”