Hematocrit and incidence of venous thromboembolism

BackgroundPatients with polycythemia vera with high hematocrit have increased risk of venous thromboembolism (VTE).ObjectiveTo determine whether high hematocrit in the general population is also associated with elevated VTE risk.MethodsThe prospective Atherosclerosis Risk in Communities Study performed a complete blood count in 13 891 adults aged 45 to 64 in 1987 to 1989. We identified incident hospitalized VTEs through 2015 and performed...