“…Two studies were prospective longitudinal designs (Brandon & Thoburn, 2008;Farmer, 2012;Farmer & Wijedasa, 2013;Lutman & Farmer, 2012), three retrospective longitudinal designs (Biehal, Sinclair, & Wade, 2015;Broadhurst & Pendleton, 2007;Murphy & Fairtlough, 2015), and one followed a qualitative approach (Malet et al, 2009). Follow-up periods for the longitudinal studies ranged from 2 (Farmer, 2012;Farmer & Wijedasa, 2013;Murphy & Fairtlough, 2015) to 8 years (Brandon & Thoburn, 2008).…”