Fig. 1.
The study cohort. A homogeneous group of “medical” patients admitted emergently or urgently with a diagnosis of sepsis; receiving care in an ICU and vasopressors by day 2; surviving through hospital days 1 and 2; and receiving at least 3 consecutive days of antibiotics were included. Patients with missing values for exposure, outcome, or covariates were excluded. Bal = balanced crystalloids; Col = colloids; ICU = intensive care unit; Sal = saline.