This large review analyzed data from 96,753 adult patients with cancer who also had venous thromboembolism (VTE). The goal was to identify which factors predict a higher risk of having another blood clot or experiencing bleeding while on blood thinners. The researchers looked at the patient's cancer type, overall health status, and medical history.
The analysis showed that having a history of VTE, poor overall health, or advanced cancer increased the risk of a recurrent clot. Specific cancers like pancreatic, hepatobiliary, and lung cancer were linked to higher risks. Interestingly, recent surgery or having breast cancer was associated with a lower risk of recurrent clots.
For bleeding risks, a history of bleeding, poor health, and certain cancers like brain or gastrointestinal cancers increased the chance of bleeding while on anticoagulants. These findings help doctors better understand who is at higher risk. This information should be used to improve risk assessment tools for managing blood thinners in this patient group.