4. Elbow height

　

	Definition:	Vertical distance from the floor to the radiale. (The rediale is the bony landmark formed by the upper end of the radius bone which is palpable on the outer surface of the elbow.)
	Applications:	An importance reference datum for the determination of work-surface heights, etc.
	Corrections:	Shoes as above.
	Note:	Some surveys measure to the underside of the elbow when it is flexed to a right-angle. This gives a value approximately 15mm less than the standard measurement.

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