Table I.

Augment/acetabular component, augment/bone, and acetabular component/bone relative movement (mean and standard deviation) in µm relative to fixation technique

Fixation	Load (%)	Augment/acetabular component	Augment/bone	Acetabular component/bone
		Mean relative movement, μm (sd, range)	Mean relative movement, μm (sd, range)	Mean relative movement, μm (sd, range)
Cement	30	11.0 (1.9, 7.4 to 15.0)	20.2 (7.3, 11.4 to 36.8)	27.9 (8.1, 15.5 to 48.2)
	50	10.9 (2.2, 8.0 to 16.1)	38.7 (19.2, 11.9 to 88.4)	50.2 (21.0, 22.8 to 107.4)
	100	11.3 (4.0, 6.8 to 20.9)	84.3 (37.8, 26.9 to 142.0)	107.2 (41.6, 47.7 to 173.7)
Screw plus cement	30	11.0 (3.2, 5.5 to 18.2)	22.4 (10.6, 11.2 to 43.9)	27.3 (15.1, 1.7 to 54.8)
	50	11.7 (3.5, 6.1 to 20.7)	41.9 (22.2, 15.9 to 87.1)	48.7 (30.8, 2.9 to 108.7)
	100	12.6 (4.0, 7.8 to 21.5)	79.9 (38.9, 24.2 to 135.1)	91.9 (53.3, 14.1 to 165.4)
Screw	30	11.1 (2.3, 7.6 to 16.2)	26.2 (18.0, 9.8 to 70.1)	28.0 (12.6, 17.1 to 73.9)
	50	15.1 (4.6, 9.5 to 27.2)	59.3 (41.0, 23.5 to 172.6)	63.1 (37.2, 34.6 to 211.4)
	100	31.4 (16.6, 12.4 to 55.3)	151.1 (82.1, 60.0 to 297.3)	170.3 (72.2, 99.6 to 325.3)