Use of Index between the EMCCs. Box plot of mean Likert-score values, displaying use of Index between the different EMCCs. The box represent the first, second (median) and third quartile of the data. The whiskers show the lowest datum within 1.5 interquartile range of the first quartile, and the highest datum within 1.5 interquartile range of the third quartile. Outliers are shown as dots.