Fig. 2From: Association of initial lactate levels and red blood cell transfusion strategy with outcomes after severe trauma: a post hoc analysis of the RESTRIC trialKaplan–Meier survival analysis for 28-day survival comparing the restrictive group and the liberal group based on the initial lactate levels. HR is obtained via Cox regression analysis. Colored numbers at the bottom of the plot illustrate the number of patients at risk in the respective strategy at specified timepoints. P values were obtained with log-rank testing. HR hazard ratioBack to article page