Fig. 1From: Enteral versus parenteral nutrition in critically ill patients: an updated systematic review and meta-analysis of randomized controlled trialsEffects on overall mortality in studies comparing enteral versus parenteral nutrition (N = 16 studies). Panel a shows the subgroup of aggregated trials in which the caloric intake in the PN group was significantly higher than in the EN group, Panel b shows the subgroup of aggregated trials in which the PN and EN groups received similar caloric intake, and Panel c includes the trials where caloric intake was not reported. CI confidence interval, EN enteral nutrition, M-H Mantel-Haenszel test, PN parenteral nutritionBack to article page