What additional information is most important for them to add to the graph to best explain the work they've done? Run chart for referrals of children age to 5 shows months along the x axis, percentage along the y axis, and a line of data points: September, 50%; October, 35%; November, 38%; December, 35%; January, 77%; February, 65; March, 65%; April, 65%. The cost of the improvement effort Annotations to show when specific changes were tested Explanation of what a PDSA cycle is P-values showing statistical significance