To determine if nonsurgical periodontal treatment reduces levels of glycated hemoglobin in persons with type 2 diabetes and moderate to advanced chronic periodontitis, Engebretson and coauthors randomly assigned 514 such patients to receive nonsurgical periodontal therapy or no treatment.
To examine the effect of low-dose dopamine or low-dose nesiritide added to diuretic therapy on decongestion and renal function in patients with acute heart failure, Chen and coauthors conducted a randomized clinical trial in 360 patients with heart failure and renal dysfunction in North America.
Rothman and coauthors analyzed 2010 drug and device companies’ grant award registries to assess the relationship of medical communication companies (MCCs) with granting drug and device companies. In an Editorial, Schwartz and Woloshin discuss implications of industry funding of MCCs
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