Table 1.

Preoperative and demographic details

No.	Age	Sex	Prosthesis	Modular	Head	Cup	Incl.	Ver.	Survival (m)	Co	Cr
1	50	F	BHR	Resurfacing	50	56	71	42	31	47	33
2	55	M	BHR	Resurfacing	46	54	29	-34	13	0.9	1.5
3	63	F	ASR	Resurfacing	47	54	55	48	29	30	32
4	65	F	ASR	Resurfacing	40	48	66	28	53	24	21
5	72	F	BHR	Resurfacing	50	56	44	29	59	3.1	2.3
6	65	F	BHR	Resurfacing	42	48	38	9	61	1.1	1.3
7	69	F	BHR	Resurfacing	42	48	56	23	82	1.7	2.7
8	63	F	BHR	Resurfacing	42	50	40	7	95	7.7	9.4
9	46	F	Cormet	Resurfacing	44	50	75	34	18	3.3	0.3
10	65	F	BHR	Resurfacing	42	50	57	26	56	21	11
11	66	M	Cormet	Resurfacing	48	54	60	29	68	12	6.0
12	74	F	BHR	Resurfacing	44	50	34	32	54	1.5	1.0
13	48	F	BHR	Resurfacing	46	54	41	27	45	1.8	6.7
14	48	F	BHR	Resurfacing	48	54	47	26	52	1.8	6.7
15	73	F	Durom	THA	50	56	55	37	38	6.5	8.4
16	35	F	Cormet	Resurfacing	44	50	43	26	11	1.6	8.6
17	57	F	ASR	Resurfacing	53	60	70	43	45	165	117
18	60	M	BHR	Resurfacing	50	56	51	12	43	1.0	2.7
19	67	M	Mitch	THA	44	50	60	-6	13	1.2	0.5
20	64	M	BHR	Resurfacing	50	56	57	43	92	71	36
21	67	F	Biomet	Resurfacing	44	50	49	9	28	9.5	1.0
22	67	F	Biomet	Resurfacing	44	50	38	-5	22	9.5	1.0
23	61	F	BHR	Resurfacing	42	50	64	13	43	2.1	3.1
24	47	F	BHR	Resurfacing	42	50	43	39	65	0.5	0.7
25	74	F	BHR	THA	50	56	37	19	49	8.8	3.0
26	69	M	BHR	Resurfacing	54	60	73	41	63	33	14
27	60	F	BHR	Resurfacing	46	52	36	26	68	1.5	3.5
28	25	F	Cormet	Resurfacing	40	48	47	45	39	70	32
29	61	F	Pinnacle	THA	36	52	68	-3	56	102	37
30	55	F	BHR	Resurfacing	46	50	64	30	72	98	49
31	69	F	ASR	Resurfacing	43	48	55	27	62	11	6.6
32	45	F	ASR	THA	45	50	57	35	38	10	3.5
33	46	F	ASR	THA	45	50			47	10	3.5
34	66	F	BHR	Resurfacing	42	50	66	34	68	105	52
35	61	M	BHR	Resurfacing	46	52	43	22	131	3.8	2.9
36	31	F	Cormet	Resurfacing	40	46	42	24	30	20	6.8
37	58	F	BHR	Resurfacing	46	52	42	20	25	3.1	4.8
38	44	F	Mitch	Resurfacing	52	58	38	38	21	23	13
39	72	F	Taperloc Magnum	THA	44	50			28	9.4	0.5

Incl. and Ver.: inclination and version measured by CT (radiographic values);

Co and Cr: whole-blood cobalt and chromium (parts per billion);

BHR: Birmingham Hip Resurfacing (Smith and Nephew);

ASR: Anatomical Surface Replacement (DePuy Johnson and Johnson).