To advance knowledge about the cancer-chemopreventive potential of individual nutrients, Andreeva and coauthors investigated the effects of B vitamin and/or ω-3 fatty acid supplements on cancer outcomes among survivors of cardiovascular disease.
McGrath and coauthors examined influenza vaccination effectiveness using a natural experiment created by year-to-year variation in the match of the vaccine to the circulating virus. With US Renal Data System data, they compared influenzalike illness, influenza/pneumonia hospitalization, and mortality during years with well-matched and mismatched vaccine in patients with end-stage renal disease.
Pan et al investigated the relationship between red meat consumption and mortality. Ornish comments on this large-scale prospective study.
Bennett and colleagues conduct an effectiveness trial in 3 Boston community health centers to test for evidence-based weight loss treatment options in socioeconomically disadvantaged patients with hypertension.
Calman and coauthors propose a novel method for quality reporting within accountable care organizations.