Number of doses

Definition in words

Number of doses of component B in system 1

Note 1: Doses are kinds-of-quantity, e.g. amount-of-substance, mass, etc.

Definition by equation

Systematic terms

Number of doses of component B in system 1
Ratio scale
  • Value sets are positive numerical values
  • Algebraic operations are allowed (a=nb; a≠nb)
Numerical values from 0-∞

Unit

1 (one), 103, 106, 109, 1012, 1015, 1018 etc.

Unit, one (1) is omitted in the NPU syntax

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.

Laboratory field

Example

Clinical Chemistry

Generic abbreviated
NPU09115 Pt—Dexamethasone(administered); number of doses = ?
Full result NPU09115 Patient—Dexamethasone(administered); number of doses = 3 x one
Abbreviated result NPU09115 Pt—Dexamethasone(administered); number of doses = 3
Written expression The number of doses of administered Dexamethasone to Mr. Smith is [3].
Equation

Reference

NPU database, https://www.ifcc.org/ifcc-scientific-division/sd-committees/c-npu/npusearch/ and http://www.labterm.dk/default.aspx
  • Kind-of-property

    • Nominal kind-of-property

    • Kind-of-quantity

      • Unitary kind-of-quantity

        • Rational unitary kind-of-quantity

          • Number of doses

Reference

  • Dybkaer R. Concept system on ‘quantity’: formation and terminology. Accredit Qual Assur. 2013;18(3):253-60.
  • Dybkaer R. ISO terminological analysis of the VIM3 concepts ‘quantity’ and ‘kind-of-quantity’. Metrologia. 2010;47(3):127-34.
Date Term Note
1996-01-01 Number of doses Term established