Weekend admission to hospital has a higher risk of death in the elective setting than in the emergency setting

"Weekend admission appears to be an independent risk factor for dying in hospital and this risk is more pronounced in the elective setting."

Weekend admission to hospital has a higher risk of death in the elective setting than in the emergency setting: A retrospective database study of national health service hospitals in England
MA Mohammed, KS Sidhu, G Rudge, AJ Stevens
BMC Health Services Research, 2012, 12:87

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