Table 1.

Spearman Correlation of ISO Nicotine, Average Tobacco Rod Nicotine, and the Primary Metals of Interest

	Avg Rod Nicotine	As	Cd	Cr	Ni	Pb
Avg Rod Nicotine	1.00	.410**	−.024	−.223**	−.310**	.322**
As	.410**	1.00	.182*	−.255**	−.313**	.801**
Cd	−.024	.182*	1.00	−.221**	.122	.289**
Cr	−.223**	−.255**	−.221**	1.00	.248**	−.222**
Ni	−.310**	−.313**	.122	.248**	1.00	−.312**
Pb	.322**	.801**	.289**	−.222**	−.312**	1.00

^**Correlation is significant at the 0.01 level (2-tailed).

^*Correlation is significant at the 0.05 level (2-tailed).