“…The results are again not unequivocal, Walter, Kiefer, and Chard (2012) did not find any effects for personality disorders on PTSD treatment, and early childhood experiences did not predict treatment outcome (Johnson & Lubin, 1997). From a social perspective, veterans performed worse in treatment if they were socially isolated (Forbes et al, 2002), had poor functioning families, and experienced marital distress (Evans, Cowlishaw, Forbes, Parslow, & Lewis, 2010;Evans, Cowlishaw, & Hopwood, 2009). Last, organisational and treatment factors also influence outcome.…”