68 The impact of the weekend admission on early mortality after acute coronary syndrome: a meta-analysis of observational studies

Background A weekend effect where outcomes for patients admitted acutely during the weekend are worse than those for patients admitted during the week has been reported in many specialities across medicine. The evidence supporting a weekend effect among patients admitted with an acute coronary syndrome is conflicting. This systematic review and meta-analysis aims to determine if collectively there is a weekend effect in acute coronary syndrome. Methods We searched Medline and EMBASE for cohort studies examining the association between weekend compared to weekday admission at any time of the day and early mortality (in-hospital or 30 day). Relevant studies were pooled using random effects meta-analysis for risk of early mortality. Additional analyses were performed considering only more recent studies (conducted…