Figure 2From: Cephalometric norms for the Saudi children living in the western region of Saudi Arabia: a research report Graphical presentation of cephalometric norms for Saudi children. A graph (Wiggle) in which cephalometric norms for Saudi children (mean age: 12.2 years) are plotted on a central vertical line. The readings of plus or minus one standard deviation of each norm are plotted on either side of the central line in a way that all the Class II readings were placed on the left side and the Class III readings were placed on the right side of the central line.Back to article page