Key clinical point: Pulmonary hypertension outcomes worsen with pulmonary vascular resistance > 2.2 Wood units.
Major finding: Adjusted hazard ratio was 1.09 for mortality at 2.2 Wood units.
Study details: Retrospective cohort study of 40,082 patients who had right heart catheterization in the VA health care system.
Disclosures: Dr. Maron disclosed financial relationships with Actelion.
Maron BA et al. Lancet Respir Med. 2020 Jul 27: doi: 10.1016/S2213-2600(20)30317-9.