First Unprovoked VTE, Cause for Lifelong Blood Thinners?

Today's episode is a very complicated topic without clear cut benefits. Expert opinions and modeling data to address a dangerous and serious topic. Let's look at 2 sources: a new study from the Annals of Internal Medicine and an expert opinion from Uptodate.
 
https://www.uptodate.com/contents/selecting-adult-patients-with-lower-extremity-deep-venous-thrombosis-and-pulmonary-embolism-for-indefinite-anticoagulation?search=unprovoked%20dvt§ionRank=1&usage_type=default&anchor=H648618&source=machineLearning&selectedTitle=1~150&display_rank=1#H648618
 
vs.
 
https://pubmed.ncbi.nlm.nih.gov/37364263/
Indefinite Anticoagulant Therapy for First Unprovoked Venous Thromboembolism : A Cost-Effectiveness Study
Faizan Khan 1, Doug Coyle 2, Kednapa Thavorn 3, Sasha van Katwyk 4, Tobias Tritschler 5, Brian Hutton 6, Grégoire Le Gal 7, Marc A Rodger 8, Dean A Fergusson 9