Ratio - Dynamic NPU Manual


Definition by words Kind-of-quantity of component F divided by same kind-of-quatity of component G in system 1
Definition by equation

Note 1: Kind-of-quantity in the numerator and denominator is the same kind-of-quantity

Note 2: Component F ≠ Component G (≠ = “not equal to”)

Note 3: Component F ∉ Component G (∉ = “is not an element of”)

Note 4: In this terminology, the quotient of component F and component G is usually denoted as component B

Scope “Ratio” is a modifier (adjective) to a kind-of-quantity.

The ratio kind-of-quantity is a kind-of-quantity of dimension one.

The measurement units are numbers.

The values are numbers from 0 to inifinity, (or what is physiological possible)

Reference Ferard G, Dybkaer R, Fuentes-Arderiu X. Compendium of Terminology and Nomenclature of Properties in Clinical Laboratory Sciences : Recommendations 2016. 1 ed: Royal Society of Chemistry; 2016. 182 p. doi:10.1039/9781782622451.