Table 5.
Spearman’s rank correlation coefficients between blood metals in the cadmium‐polluted area
| BMg (mg/L) | BCa (mg/L) | BFe (mg/L) | BZn (mg/L) | BAs (μg/L) | BCd (μg/L) | BCu (μg/L) | BPb (μg/L) | ||
|---|---|---|---|---|---|---|---|---|---|
| BMg (mg/L) | 1.000 | 0.163** | 0.348** | 0.449** | 0.129* | 0.108 | 0.292** | 0.075 | |
| BCa (mg/L) | 1.000 | 0.126* | −0.064 | −0.226** | 0.190** | 0.329** | 0.255** | ||
| BFe (mg/L) | 1.000 | 0.643** | 0.050 | 0.262** | 0.201** | 0.508** | |||
| BZn (mg/L) | 1.000 | 0.113 | 0.287** | 0.439** | 0.227** | ||||
| BAs (μg/L) | 1.000 | 0.004 | 0.064 | −0.208** | |||||
| BCd (μg/L) | 1.000 | 0.242** | 0.270** | ||||||
| BCu (μg/L) | 1.000 | 0.040 | |||||||
| BPb (μg/L) | 1.000 | ||||||||
**P < 0.01; *P < 0.05. BAs, concentration of arsenic in the blood; BCa, concentration of calcium in the blood; BCd, concentration of cadmium in the blood; BCu, concentration of copper in the blood; BFe, concentration of iron in the blood; BMg, concentration of magnesium in the blood; BPb, concentration of lead in the blood; BZn, concentration of zinc in the blood.