Some statistical parameters of Ag, Co, Cr, Fe, Hg, Rb, Sb, Sc, Se, and Zn mass fraction (mg/kg, dry mass basis) in thyroid benign (TBN) and malignant (TMN) nodules..

Table 1: Some statistical parameters of Ag, Co, Cr, Fe, Hg, Rb, Sb, Sc, Se, and Zn mass fraction (mg/kg, dry mass basis) in thyroid benign (TBN) and malignant (TMN) nodules.

Tissue	Element	Mean	SD	SEM	Min	Max	Median	P 0.025	P 0.975
TBN	Ag	0.226	0.219	0.031	0.002	0.874	0.179	0.0022	0.808
N = 79	Co	0.0615	0.0332	0.0046	0.0083	0.159	0.0579	0.0152	0.141
	Cr	0.966	0.844	0.121	0.075	3.65	0.673	0.109	2.76
	Fe	332	332	40	52.3	1407	186	59.9	1346
	Hg	0.924	0.649	0.088	0.0817	3.01	0.856	0.104	2.12
	I	992	901	103	29	3906	695	84.8	3629
	Rb	9.55	4.37	0.52	1	22.1	8.9	2.48	19.6
	Sb	0.137	0.116	0.016	0.0024	0.466	0.101	0.0112	0.423
	Sc	0.0144	0.0217	0.003	0.0002	0.091	0.0058	0.0002	0.0878
	Se	2.75	2.13	0.29	0.72	12.6	2.31	1.05	10
	Zn	117.7	50	5.9	47	278	107	48.8	256
TMN	Ag	0.193	0.215	0.041	0.0075	1.02	0.147	0.008	0.705
N = 41	Co	0.055	0.0309	0.006	0.0042	0.143	0.0497	0.0159	0.129
	Cr	0.835	0.859	0.157	0.039	3.5	0.46	0.0941	3.05
	Fe	248	173	28	55.1	880	209	62.2	678
	Hg	0.824	0.844	0.149	0.0685	3.75	0.475	0.0689	2.85
	I	71.8	62	10	2	261	62.1	2.93	192
	Rb	12.8	4.9	0.8	5.5	27.4	12.2	6.38	21.8
	Sb	0.124	0.081	0.015	0.016	0.381	0.108	0.0174	0.315
	Sc	0.0077	0.0129	0.002	0.0002	0.0565	0.0023	0.0002	0.0447
	Se	2.04	1.02	0.18	0.143	4.7	1.8	0.663	4.33
	Zn	95.1	78.9	12.6	36.5	375	67	36.7	374

M - Arithmetic mean, SD - Standard deviation, SEM - Standard error of mean, Min - Minimum value, Max - Maximum value, P 0.025 - Percentile with 0.025 level, P 0.975 - Percentile with 0.975 level.