Table 2.

EDS elemental quantification (wt. %) of analysed AFBs: NS-AFB (AFBs of non-smoking patients N1 and N2), S-AFB (AFBs of smoking patients S1 and S2) and S-fibre (asbestos fibres of AFBs of non-smoking patient N2 and smoking patients S1 and S2)

		O	Mg	Al	Si	P	Ca	Mn	Fe
	Mean (n = 4)	28.8 ± 1.88	0.76 ± 0.25	1.49 ± 0.39	6.18 ± 2.97	1.73 ± 0.35	1.79 ± 0.38	0.11 ± 0.11	59.14 ± 4.82
N1-AFB	Min	25.49	0.19	0.4	1.37	0.94	0.91	0	34.06
	Max	38.67	1.63	3.58	22.41	2.69	3.70	0.45	67.96
	Mean (n = 4)	28.70 ± 3.04	0.73 ± 0.23	1.41 ± 0.4	6.37 ± 4.75	1.53 ± 0.34	1.58 ± 1.19	0.48 ± 0.16	59.20 ± 7.96
N2-AFB	Min	25.47	0.00	0.27	1.16	0.09	0.49	0.00	5.01
	Max	50.82	1.72	4.90	41.45	2.70	14.97	1.20	67.84
	Mean (n = 4)	27.08 ± 1.6	0.58 ± 0.36	1.03 ± 0.34	4.19 ± 3.51	1.76 ± 0.34	1.99 ± 0.59	0.08 ± 0.1	63.13 ± 5.45
S1-AFB	Min	25.36	0.17	0.03	1.48	0	0.14	0	31.14
	Max	40.19	2.83	3.61	26.07	2.25	3.93	0.65	67.75
	Mean (n = 3)	27.23 ± 1.28	0.64 ± 0.24	1.30 ± 0.53	4.16 ± 1.7	1.64 ± 0.31	1.50 ± 0.55	0.10 ± 0.08	63.43 ± 3.47
S2-AFB	Min	25.58	0.34	0.68	2.31	1.03	0.63	0	51.04
	Max	30.87	1.95	4.21	9.07	2.38	3.28	0.32	68.14
	Mean (n = 4)	41.68 ± 2.46	1.27 ± 0.54	0.09 ± 0.08	28.51 ± 3.95	0.06 ± 0.15	0.66 ± 0.79	0.10 ± 0.10	27.63 ± 5.74
N2-Fibre	Min	39.48	0.37	0.00	24.12	0.00	0.08	0.00	11.87
	Max	48.35	2.24	0.32	38.94	0.69	3.59	0.45	33.09
	Mean (n = 4)	37.57 ± 3.55	1.94 ± 0.8	0.2 ± 0.34	21.74 ± 6.07	0.26 ± 0.55	0.45 ± 0.6	0.31 ± 0.22	37.54 ± 8.86
S1-Fibre	Min	27.05	0.34	0.00	3.70	0.00	0.06	0.00	22.05
	Max	44.24	2.92	1.11	32.58	2.12	2.56	0.71	64.87
	Mean (n = 3)	41.12 ± 1.88	0.78 ± 0.20	0.13 ± 0.20	27.92 ± 2.66	0.03 ± 0.07	0.28 ± 0.36	0.05 ± 0.04	29.68 ± 4.96
S2-Fibre	Min	39.58	0.54	0.02	25.69	0	0.03	0	21.85
	Max	44.02	1.05	0.48	31.93	0.16	0.91	0.09	33.64