Definition in words
|
Distance between two points 1 and 2 of component B in system 1
Note: Length is a SI base kind-of-quantity
|
Definition by equation
|
 |
Systematic terms
|
Length of component B in system 1 |
|
Result type
|
Rational scale |
- Value sets are positive numerical values
- Algebraic operations are allowed (a=nb; a≠nb)
|
Numerical values from 0-∞ |
Unit
|
m, mm, µm, nm, pm, etc. |
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
|
Examples
|
Clinical Chemistry
|
Example 1
|
Generic abbreviated
|
NPU28404 Pt—Waist Circumference; length = ? m |
| Full result |
NPU28404 Patient—Waist Circumference; length = 1.07 meter |
| Abbreviated result |
NPU28404 Pt—Waist Circumference; length = 1.07 m |
| Written expression |
The length of Mrs. Smith‘s Waist Circumference is [1.07] m. |
| Equation |
 |
Clinical Microbiology
|
Example 2 |
Generic abbreviated
|
NPU04001 F—Parasite(spec.); length(average) = ? mm |
| Full result |
NPU04001 Faeces—Parasite(specification); length(average) = ? millimeter |
| Abbreviated result |
NPU04001 F—Parasite(spec.); length(average) = ? mm |
| Written expression |
The length of Parasite(Strongyloides stercoralis) in Mrs. Smith’s Faeces is [1.5] mm. |
| 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
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 |
Length |
Term established |
