Product Search Search Effective Health Care website Submit search Search Tip: Use double quotes around phrases to rank exact matches higher in the result list. 6 results Change Score or Followup Score? An Empirical Evaluation of the Impact of Choice of Mean Difference Estimates White Paper April 20, 2015 Data Points #18: Use of and access to health care by Medicare beneficiaries with diabetes: impact of diabetes type and insulin use, 2007-2011 Research Report January 29, 2014 Update of Comparative Effectiveness of Lipid-Modifying Agents Research Protocol Archived May 17, 2013 Treatment Strategies for Patients With Peripheral Artery Disease (PAD) Research Protocol Archived January 31, 2012 Comparative Effectiveness of Dietary Supplement Versus No Dietary Supplement Use in Adults Taking Cardiovascular Drugs Research Protocol Archived December 21, 2010 Prompt Reduction in Use of Medications for Comorbid Conditions After Bariatric Surgery Research Report Archived July 30, 2010