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背景:左心室收缩功能障碍(LVSD)患者从心脏再同步治疗(CRT)以及以预防为主的植入式除颤器(ICD)中临床获益的问题仍有争议。目的:利用荟萃分析评价
BACKGROUND: The issue of clinical benefit in patients with left ventricular systolic dysfunction (LVSD) from cardiac resynchronization therapy (CRT) and prophylactic implantable defibrillators (ICDs) remains controversial. Purpose: To evaluate using meta-analysis