A Retrospective Validation Study To Identify Chart-Based Clinical Diagnosis Of Wild-Type Transthyretin Amyloid Cardiomyopathy (Attrwt-CM) And Non-Amyloid Heart Failure Among Patients With Heart Failure (HF).

Inclusion Criteria:

HF patients (defined as having ≥1 claim for HF or HF treatment) ≥50 years old with clinical diagnosis of ATTRwt-CM or non-amyloid HF ascertained by charts. Patients will be required to have ≥12 months of continuous activity in the EHR or claims prior to the Index Date.

Exclusion Criteria:

Patients with any of the following diagnoses:

Light chain (AL) amyloidosis
Intracranial hemorrhage
Cerebral amyloid angiopathy
End stage renal disease
Blood cancer