Institutional case volume and mortality after aortic and mitral valve replacement: a nationwide study in two Korean cohorts.
Karam NamEun Jin JangJun Woo JoJiwon YouJung-Bin ParkHo Geol RyuPublished in: Journal of cardiothoracic surgery (2022)
Lower case volume is associated with increased in-hospital mortality after AVR and MVR. The results warrant a comprehensive discussion regarding regionalization/centralization of cardiac valve replacements to optimize patient outcomes.