Figure 1From: Maturation of gastric electrical activity, gastric emptying and intestinal permeability in preterm newborns during the first month of lifeGastric electrical activity are reported as percentage of gastric slow waves (SW) at baseline (a), after meal (b), and power ratio (PR) (c). Repeated measurements analysis did not demonstrate any improvement in power ratio over time. Only a difference at day 7 respect to day 3 is evident. Data are means ± SEM.Back to article page