A meta-analysis of randomized controlled trials comparing left with right radial approach for coronary angiography

Objective To compare the efficacy between left radial approach(LRA)and right radial approach(RRA)for coronary angiography(CAG).Methods The following databases were searched,including PubMed,Embase,Web of science,Cochrane Library,CBM,VIP,WAnfang databases and CNKI,from creation of database to January 2013.Two reviewers extracted data independent-