Psychological Services (Feb 14, 2019). DOI:10.1037/ser0000331 A general assumption that deployment is the primary catalyst for psychological and social difficulties may contribute to underrecognition and undertreatment of problems among never-deployed service members (i.e., having no history of ever being deployed). We aimed to determine if ever-deployed (i.e., having a history of at least one deployment) and never-deployed United States Army Reserve and National Guard (USAR/NG) soldiers differed in mental health, substance use, and resiliency factors, and to determine the relative influence of deployment status and each of these factors on poor psychosocial outcomes.. To read the full article, log in using your NHS OpenAthens details.