Ian Blazina

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BACKGROUND Pressure ulcers are associated with substantial health burdens but may be preventable. PURPOSE To review the clinical utility of pressure ulcer risk assessment instruments and the comparative effectiveness of preventive interventions in persons at higher risk. DATA SOURCES MEDLINE (1946 through November 2012), CINAHL, the Cochrane Library,(More)
IMPORTANCE Impaired visual acuity is common among older adults and can adversely affect function and quality of life. OBJECTIVE To update a 2009 systematic review on screening for impaired visual acuity among older adults for the US Preventive Services Task Force (USPSTF). DATA SOURCES Ovid MEDLINE (2008 to January 2016), Cochrane Central Register of(More)
Background: A 2005 U.S. Preventive Services Task Force (USPSTF) review found good evidence that HIV screening is accurate and that antiretroviral therapy (ART) for immunologically advanced disease is associated with substantial clinical benefits, but insufficient evidence to determine the effects on transmission or in less immu-nologically advanced disease.(More)
BACKGROUND A 2005 U.S. Preventive Services Task Force (USPSTF) review found good evidence that HIV screening is accurate and that antiretroviral therapy (ART) for immunologically advanced disease is associated with substantial clinical benefits, but insufficient evidence to determine the effects on transmission or in less immunologically advanced disease.(More)
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