JAMA internal medicine
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JAMA internal medicine · May 2015
ReviewEffect of Vitamin D Supplementation on Blood Pressure: A Systematic Review and Meta-analysis Incorporating Individual Patient Data.
Low levels of vitamin D are associated with elevated blood pressure (BP) and future cardiovascular events. Whether vitamin D supplementation reduces BP and which patient characteristics predict a response remain unclear. ⋯ Vitamin D supplementation is ineffective as an agent for lowering BP and thus should not be used as an antihypertensive agent.
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JAMA internal medicine · May 2015
ReviewEffect of Primary Care-Based Education on Reassurance in Patients With Acute Low Back Pain: Systematic Review and Meta-analysis.
Reassurance is a core aspect of daily medical practice, yet little is known on how it can be achieved. ⋯ There is moderate- to high-quality evidence that patient education in primary care can provide long-term reassurance for patients with acute or subacute LBP.