Psychological Trauma: Theory, Research, Practice, and Policy (Oct 22, 2018). DOI:10.1037/tra0000416 Objective: Much research on military veterans has focused on posttraumatic stress disorder (PTSD) and other negative outcomes, with few studies of positive outcomes. This study focused on psychological well-being (PWB) in relation to PTSD symptoms and the additional risk factors of sleep problems and depression, as well as a protective factor, self-regulation.. To read the full article, log in using your NHS OpenAthens details.