Effect of pre-diabetes on future risk of stroke: meta-analysis

Objectives To assess the association between pre-diabetes and risk of stroke, and to evaluate whether this relation varies by diagnostic criteria for pre-diabetes. Design Systematic review and meta-analysis of prospective studies. Data sources A search of Medline, Embase, and the Cochrane Library (1947 to 16 July 2011) was supplemented by manual searches of bibliographies of key retrieved articles and relevant reviews....