Table 1.

Description of the demographic and analytic data

Demographic data			Spacer position	Prosthetic head	Cement	XRF	XRD	Semiquantitative element analysis
Patient number	Gender	Age (years)				Zirconium detection	ZrO2 detection	Zirconium [mg/kg]	Chromium [mg/kg]	Cobalt [mg/kg]	Manganese [mg/kg]	Copper [mg/kg]	Nickel [mg/kg]	Molybdenum [mg/kg]
1	M	59	Hip	Protasul S30	Copal	+	+	0.6	0.9	< 0.05	0.1	0.6	0.2	< 0.05
2	F	76	Hip	Protasul S30	Palacos	+	+	6.1	0.1	< 0.05	< 0.1	0.6	< 0.1	< 0.05
3	F	77	Hip	Protasul 20	Copal	+	+	1.1	25.3	2.5	0.1	0.6	< 0.1	0.7
4	F	71	Hip	Protasul 20	Copal	+	+	1.3	0.1	< 0.05	< 0.1	0.7	< 0.1	< 0.05
5	F	76	Hip	Protasul 20	Copal	+	+	0.2	0.1	< 0.05	< 0.1	0.4	< 0.1	< 0.05
6	F	48	Hip	Protasul 20	Copal	+	+	2.1	13	11.2	0.2	1	0.1	0.6
7	M	61	Hip	Protasul 20	Copal	+	+	1.7	30.4	8.9	< 0.1	0.7	< 0.1	1.1
8	M	64	Hip	Protasul 20	Copal	+	+	23.8	98.5	18.7	0.3	1.6	0.7	4.7
9	M	73	Hip	Protasul S30	Palacos	+	+	2	14	2	< 0.1	1.2	0.1	0.6
10	F	72	Hip	Protasul S30	Palacos	+	+	0.2	0.6	< 0.05	< 0.1	0.8	0.2	< 0.05
11	F	66	Hip	Protasul 20	Copal	+	+	2.5	42	17	0.5	0.8	0.5	1.1
12	F	72	Hip	Protasul S30	Palacos	+	+	0.4	0.5	0.1	< 0.1	0.9	0.2	< 0.05
13	M	82	Hip	Protasul 20	Copal	+	+	0.7	50	14	0.4	1.3	< 0.1	1.7
14	F	83	Hip	Protasul S30	Copal	+	+	1.2	3.1	0.3	0.3	1.4	1.6	0.2
15	M	89	Hip	Protasul S30	Palacos	+	+	2.3	0.87	0.12	0.12	2.8	26	< 0.05
16	M	47	Hip	Protasul 20	Copal	+	+	8.8	61	10.1	0.23	1.7	0.23	2.5
17	M	79	Knee		Copal	+	+	0.1	0.3	< 0.05	< 0.1	0.6	< 0.1	< 0.05
18	M	75	Knee		Palacos	+	+	8.5	0.2	< 0.05	< 0.1	0.7	< 0.1	< 0.05
19	F	36	Knee		Palacos	+	+	2.5	0.2	< 0.05	< 0.1	1.1	< 0.1	< 0.05
20	M	70	Knee		Copal	+	+	4.8	0.34	< 0.05	< 0.1	1.3	< 0.1	< 0.05
21	F	73	Hip	Control	–	–	–	< 0.05	0.32	< 0.05	< 0.1	1.0	< 0.1	< 0.05
22	M	76	Hip	Control	–	–	–	< 0.05	0.36	< 0.05	< 0.1	0.76	< 0.1	< 0.05
23	F	70	Knee	Control	–	–	–	< 0.05	0.16	< 0.05	< 0.1	0.66	< 0.1	< 0.05

ZrO₂ = zirconium dioxide.