Clinical outcomes after upgrading from pacemakers to cardiac resynchronization therapy.
Francisco LeyvaAbbasin ZegardKiran PatelJonathan PantingHoward MarshallTian QiuPublished in: Pacing and clinical electrophysiology : PACE (2018)
Upgrading from pacemakers to CRT was associated with a similar long-term risk of mortality and morbidity to de novo CRT. After upgrade, CRT-D was associated with a lower mortality than CRT-P.