. Author manuscript; available in PMC: 2017 Oct 5.

Published in final edited form as: Water Air Soil Pollut. 2016 Dec 28;228:43. doi: 10.1007/s11270-016-3219-y

Table 4.

Pearson’s correlations of metals to IL-6 release

	3 h		24 h		48 h

	Am	Ex	Am	Ex	Am	Ex
Al	0.075	0.385	−0.016	0.961^▲	−0.586^*	−0.091
Ca	0.195	−0.118	−0.070	−0.346	−0.543	0.594^*
Cd	−0.057	0.007	−0.519	−0.372	−0.395	−0.218
Ce	−0.034	0.404	−0.025	0.945^▲	0.532	−0.215
Cl	0.231	0.404	0.068	0.945^▲	−0.598^*	−0.215
Cr	−0.226	0.007	−0.089	−0.372	0.574^*	−0.218
Cs	0.404	0.239	0.945^*	0.891^▲	−0.215	−0.325
Cu	0.323	0.323	0.242	0.852^*	−0.611^*	−0.281
Fe	0.282	0.429	0.269	0.642^*	−0.602^*	−0.540
Mg	−0.226	−0.254	−0.749^*	−0.239	0.465	0.610^*
Mn	0.072	0.419	0.158	0.634^*	−0.599^*	−0.544
Mo	0.035	−0.223	0.129	−0.206	0.547	0.579^*
Na	−0.121	0.066	−0.259	0.603	0.585^*	−0.002
Ni	−0.242	0.437	−0.856^*	0.857^*	0.378	−0.381
Pb	0.119	0.245	−0.133	0.534	−0.456	−0.057
S	−0.145	0.404	−0.246	0.945^▲	0.608^*	−0.215
Sn	−0.166	−0.007	−0.489	−0.372	0.482	−0.218
Sr	−0.010	0.286	−0.590	0.739^*	−0.147	0.292
Y	0.100	−0.208	0.299	−0.226	0.513	0.609^*
Zn	0.386	0.409	0.490	0.934^▲	−0.576^*	−0.252
Total	−0.123	−0.015	−0.796^*	0.198	0.323	0.470

Correlations of IL-6 release at 3, 24, and 48 h to both ambient (Am) and extracted (Ex) metal constituents. “Total” refers to the sum of all metals (n = 51) analyzed in Table 1.

^{*, ▲}

indicate a statistically significant correlation with p < 0.05 and <0.001, respectively