The nomogram is used by placing a ruler or other straight edge between the body weight in kilograms or pounds (the left-hand line) and the height in centimeters or inches (the right-hand line). The body mass index is read from the middle of the scale, in metric units.

What is a nomogram and how are they used?

A nomogram (from Greek nomos νόμος, "law" and grammē γραμμή, "line"), also called a nomograph, alignment chart, or abaque, is a graphical calculating device, a two-dimensional diagram designed to allow the approximate graphical computation of a mathematical function.

What is nomogram method?

Nomograms are graphical representations of equations that predict medical outcomes. Nomograms use a points-based system whereby a patient accumulates points based on levels of his or her risk factors.