Fig. 3From: Baseline cardiac output and its alterations during ibuprofen treatment for patent ductus arteriosus in preterm infantsBox plot of baseline COEC for responders, non-responders and matched reference. The horizontal lines are median COEC and the diamond marks are mean of COEC for respective group. Mean COEC of three groups were statistically different, especially non-responders had the highest COEC. COEC, cardiac output by electrical cardiometryBack to article page