In the perioperative setting, there are no randomized controlled trials providing reliable evidence on the usefulness of bridging with LMWH; however, there are multiple descriptive prospective cohort studies showing a low mean rate of thromboembolic events 1% and major bleeding 3%.
Dentro del marco perioperatorio no hay estudios aleatorizados controlados que aporten evidencia fiable sobre la utilidad del puenteo con HBPM; existen, sin embargo, múltiples estudios descriptivos, prospectivos de cohorte, que muestran un bajo promedio de eventos tromboembólicos 1% y de sangrado mayor 3%.