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_CalculateBMI

Calculates the Body-Mass Index, based on height and weight.

Syntax

_CalculateBMI(height,weight)

Parameters

Parameters for _CalculateBMI

Parameter

Definition

Data type

height

Height of the subject, in centimeters.

Float

weight

Weight of the subject, in kilograms.

Float

Returns

BMI measurement (Float).

Notes

Exceptions

An exception of type Argument Exception is returned if the height measurement equals zero. This exception results in:

Example

The following rule is created at the form level on the Vital Signs form, which has items Weight and BMI. The rule also refers to the item Ht in a mapping called RulesLS.

evaluate on Form Submission

value = _CalculateBMI(RulesLS.DSRules.Ht.Value, this.Weight.Value)

always

set this.BMI.Value = value

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