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Effect estimates of anticoagulants versus placebo or no intervention. Forest plots show effect estimates of each anticoagulant compared with placebo and with no intervention on all four outcomes. Results <1.0 favour the anticoagulant and results >1.0 favour placebo or no intervention. DOAC=direct oral anticoagulant; int=intermediate dose; low=low dose; LMWH=low-molecular-weight heparin; Pentasach=pentasaccharides; UFH=unfractionated heparin
