Supplemental material for The association between ICU admission and emergency hospital readmission following emergency general surgery

Supplemental Material for The association between ICU admission and emergency hospital readmission following emergency general surgery by Michael A Gillies, Sadia Ghaffar, Ewen Harrison, Catriona Haddow, Lorraine Smyth, Timothy S Walsh, Rupert M Pearse and Nazir I Lone in Journal of the Intensive Care Society