Left atrium volume

1. Left atrium volume raises the risk of heart failure in humans (HR 1.379 [95% CI, 1.233-1.542], P<0.0001).

   “Greater LA and myocardial diastolic chamber volumes were independently associated with higher risk of HF than systolic volumes (LA: HR 1.379 [95% CI, 1.233-1.542]”

   Humansdiastolic phase4.7±2.6 yearsn = 3,172

   Phase Matters: Diastolic versus Systolic Chamber Volumetry from CAC CT Scans in Heart Failure Risk Stratification

   AHA Scientific Sessions 2025 abstract·3 Nov 2025

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