Real World Effectiveness of the Cordella Pulmonary Artery Sensor System in Patients With Chronic Heart Heart Failure

Inclusion Criteria for Cordella PA Sensor System Cohort: * Received Cordella PA Sensor System implant between 10/1/2024-12/31/2029 * Documented chronic heart failure with NYHA Class III symptoms * On guideline-directed medical therapy based on ejection fraction status: * For reduced EF (≤40%): At least one fill of ACE/ARB/ARNI, MRA, BB, or SGLT2i, and one fill of a loop diuretic * For preserved EF (\>40%): At least one fill of a loop diuretic * Has continuous health insurance enrollment for 12 months prior to implant Inclusion Criteria for Standard of Care Control Cohort: * Two or more encounters with diagnosis codes for chronic systolic and/or diastolic heart failure * Documented ejection fraction reading within 6 months (+ or -) of second heart failure encounter * On guideline-directed medical therapy based on ejection fraction status: * For reduced EF (≤40%): At least one fill of ACE/ARB/ARNI, MRA, BB, or SGLT2i, and one fill of a loop diuretic * For preserved EF (\>40%): At least one fill of a loop diuretic * Has continuous health insurance enrollment for 12 months prior to study entry Exclusion Criteria: * No implanted pulmonary artery sensor or monitoring at any time (Standard of Care Control Cohort only) * Record of temporary mechanical circulatory support during baseline period * Diagnosis of cardiogenic shock during baseline period * Receiving palliative care/hospice during baseline period * Record of end-stage renal disease during baseline period * Unable to take dual antiplatelet therapy or anticoagulants for one month post implant (Cordella Cohort only)