Ayad M, Karanth S, Patel B. Lactate levels at 6 hrs. is more prognostic of in hospital mortality than a >=50 % lactate clearance in severe sepsis. Poster presented at the 2019 American Thoracic Society (ATS) International Conference; May 2019. Dallas, TX. [abstract] Am J Respir Crit Care Med. 2019; 199:A6704. doi: 10.1164/ajrccm-conference.2019.199.1_MeetingAbstracts.A6704