An Exposure Assessment of Arsenic and Other Trace Elements in Ha Nam Province, Northern Vietnam

Table 3

Results of statistical analyses for the correlations between As concentrations in different kinds of samples.

Paired samples	Correlation coefficient R	value
Water-male urine	0.605	0.049
Water-male hair	0.626	0.039
Rice-female hair	0.941	0.001
Rice-male hair	0.686	0.02
Rice-female urine	0.755	0.007
Female hair-female urine	0.654	0.029