Figure 2

Overview of MINT score during the study period. During the study period the percentage of newborns with null MINT decreased from 44 to 36%; the proportion of infants with MINT between 4 and 6 decreased from 33 to 22%; the percentage of infants with MINT between 7 and 10 increased from 1.5% to 7.8%; infants with MINT greater than 15 increased from 1.5 to 6.2%.