“…Low health literacy is associated with lower health-related knowledge, suboptimal use of preventive health services, and poorer chronic illness control (Berkman, Sheridan, Donahue, Halpern, & Crotty, 2011;Herndon, Chaney, & Carden, 2011), but the effect of low health literacy on certain clinical outcomes remains incompletely elucidated (Berkman et al, 2011;Easton, Entwistle, & Williams, 2010;Keller, Wright, & Pace, 2008). Better understanding of the relation between health literacy and clinical outcomes is fundamental to the design of initiatives aimed at improving health care delivery to patients with low health literacy.…”