19. Hip breadth

　

	Definition:	Maximum horizontal distance across the hips in the sitting position.
	Applications:	Clearance at seat level; the width of a seat should be not much less than this.
	Corrections:	10mm for light clothing; 25mm for medium clothing; 50mm for heavy outdoor clothing.
	Note:	This is a dimension with a substantial soft tissue component. In studies of physique, etc., the bony dimension bicristal breadth is generally used (measured between the lateral edges of the crests of the hip bones).

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