The following was a post on the HealthLiteracy Listserv, posted by Siobhan Champ-Blackwell.
Peterson PN, Shetterly SM, Clarke CL, et al. “Health literacy and outcomes among patients with heart failure.” Journal of the American Medical Association. 2011; 305(16): 1695-1701
“Conclusion: Among patients with heart failure in an integrated managed care organization, low health literacy was significantly associated with higher all-cause mortality.”