Table 2.

Atomic percentage of individual elements before and after 28 days of material immersion in SBF and HBSS.

		EDS	C	O	Na	Mg	Al	Si	P	Cl	K	Ca	Ti	V
PEEK GR30	Pre-immersion	1	68.63	26.21	1.32	0.22	0.96	1.86	0	0	0	0.79	0	0
			± 0.62	± 0.51	± 0.04	± 0.02	± 0.02	± 0.02				± 0.01
		2	53.85	23.59	0.85	0.33	1.70	16.38	0	0	0	3.30	0	0
			± 0.70	± 0.36	± 0.09	± 0.05	± 0.04	± 0.05				± 0.04
	SBF (28 days)	3	33.88	25.05	7.22	0.82	4.37	15.88	1.42	3.42	0.36	7.57	0	0
			± 0.46	± 0.56	± 0.11	± 0.05	± 0.08	± 0.11	± 0.03	± 0.03	± 0.02	± 0.08
		4	46.97	34.59	0.31	0.46	3.09	9.24	1.14	0.10	0.14	3.95	0	0
			± 0.34	± 0.35	± 0.03	± 0.01	± 0.03	± 0.05	± 0.01	± 0.01	± 0.01	± 0.03
	HBSS (28 days)	5	74.96	22.67	0.07	0.04	0.80	0.75	0.28	0.04	0.01	0.38	0	0
			± 0.48	± 0.41	± 0.02	± 0.02	± 0.02	± 0.01	± 0.01	± 0.01	± 0.01	± 0.02
		6	68.02	25.69	0.14	0.15	1.34	2.75	0.50	0.09	0.04	1.27	0	0
			± 0.45	± 0.34	± 0.02	± 0.01	± 0.02	± 0.03	± 0.01	± 0.01	± 0.02	± 0.02
Ti6Al4V SLM	Pre-immersion	7	0.23	0.54	0	0	10.09	0	0	0	0	0	85.52	3.62
			± 0.08	± 0.09			± 0.08						± 0.24	± 0.07
	SBF (28 days)	8	0	0.49	0.38	0.15	9.00	0	6.04	0.68	0.48	10.28	69.2	3.29
				± 0.05	± 0.14	± 0.13	± 0.10		± 0.06	± 0.02	± 0.06	± 0.14	± 0.44	± 0.16
		9	0	0.51	0.46	0.17	8.79	0.18	7.60	0.87	0.45	12.7	64.95	3.32
				± 0.07	± 0.14	± 0.11	± 0.13	± 0.05	± 0.04	± 0.19	± 0.03	± 0.09	± 0.52	± 0.12
	HBSS (28 days)	10	0	0.16	1.34	0.11	5.13	0	6.72	0.96	0.17	10.8	72.27	2.34
				± 0.11	± 0.02	± 0.04	± 0.09		± 0.14	± 0.07	± 0.05	± 0.11	± 0.32	± 0.07
		11	0	0.13	1.09	0.14	4.80	0	7.05	0.1	0.19	11.8	72.02	1.90
				± 0.05	± 0.13	± 0.03	± 0.16		± 0.05	± 0.12	± 0.06	± 0.08	± 0.27	± 0.09
Ti6Al4V	Pre-immersion	12	0	0	0	0	9.02	0	0	0	0	0	88.04	2.94
							± 0.10						± 0.46	± 0.15
	SBF (28 days)	13	0	0	4.12	0.50	6.4	0	5.81	3.2	1.58	8.42	67.52	2.45
					± 0.41	± 0.14	± 0.09		± 0.11	± 0.55	± 0.14	± 0.31	± 0.22	± 0.03
		14	0	0	2.15	1.52	6.80	0	5.67	2.73	1.64	8.07	68.29	3.13
					± 0.37	± 0.18	± 0.14		± 0.16	± 0.50	± 0.14	± 0.20	± 0.66	± 0.09
	HBSS (28 days)	15	0	0	1.2	0.24	8.11	0.91	4.72	0.70	0.76	7.19	73.22	2.95
					± 0.08	± 0.02	± 0.04	± 0.10	± 0.16	± 0.13	± 0.07	± 0.06	± 0.36	± 0.09
		16	0	0	1.0	0.76	8.14	0.62	4.57	0.74	1.24	7.21	72.57	3.05
					± 0.04	± 0.14	± 0.04	± 0.17	± 0.11	± 0.05	± 0.12	± 0.07	± 0.31	± 0.07