Figure 4.

Raw and adjusted* odds ratios (95% CI) for death with Lac_Δ6 referenced against zero change. * adjusted for APACHE II, diagnosis, age, gender, ventilation, surgery, admission date, hospital number of measurements. 95% CI, 95% confidence interval; APACHE II, Acute Physiology and Chronic Health Evaluation II; LAC_Δ24, change in lactate in the first 24 hours; Lac_Δ6, lactate clearance at six hours.