Table 3.
Significant Spearman correlations and p-values for comparisons between mean estimated arsenic (As) and lead (Pb) concentrations and mother-child measures, median year home built, and percent road coverage by block group for the control Area 1 and case Areas 4, 5, and 22.
| Arsenic (As) | Lead (Pb) | |||||||
|---|---|---|---|---|---|---|---|---|
| Measures | Area 1 | Area 4 | Area 5 | Area 22 | Area 1 | Area 4 | Area 5 | Area 22 |
| Weeks gestation | NAa | NA | NA | −0.28 0.01 |
NA | NA | NA | −0.26 0.017 |
| Proportion of black mothers (%) | NA | 0.28 0.02 |
NA | 0.31 0.007 |
0.50 0.02 |
0.44 0.0004 |
NA | 0.46 <0.0001 |
| Proportion of white mothers (%) | NA | NA | NA | NA | −0.52 0.007 |
−0.53 <0.0001 |
−0.35 0.011 |
−0.41 0.0004 |
| Median year home built | NA | −0.29 0.01 |
−0.45 0.001 |
NA | −0.39 0.04 |
−0.34 0.002 |
−0.39 0.001 |
−0.67 <0.0001 |
| Percent road coverage | NA | 0.35 0.002 |
0.32 0.01 |
NA | 0.45 0.02 |
0.60 <0.0001 |
0.43 0.0004 |
0.47 <0.0001 |
a
Not applicable