. 2012 Jun 6;470(11):3083–3093. doi: 10.1007/s11999-012-2400-x

Table 5.

Linear osteolysis extent (percentage of visible bone-cement interface)

Location/Radiographic view	Percentage		p value*
Location/Radiographic view	PE	XLPE	p value*
Acetabulum^†
Frontal	34 (17–52), n = 27	34 (18–54), n = 25	0.9
Lateral	14 (5–30), n = 16	14 (0–24), n = 17	0.7
Femur^‡
Frontal	0 (0–25), n = 27	0 (0–3), n = 25	0.4
Lateral	3 (0–15), n = 25	0 (0–21), n = 25	0.05

* Mann-Whitney U test; ^†values are expressed as median, with 25 and 75 percentiles in parentheses; ^‡values are expressed as median, with range in parentheses; PE = polyethylene; XLPE = highly crosslinked polyethylene.