Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Average concentration of manganese in hard tissues of impacted teeth (μg/g).
| Tissue | Enamel | Dentin | Total | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Place of residence | Concentration (μg/g) |
SD | α = 0.05 | Concentration (μg/g) |
SD | α = 0.05 | Concentration (μg/g) |
SD | α = 0.05 |
| Urban | 0.640 | 0.117 | p > 0.05 | 0.330 | 0.097 | p > 0.05 | 0.485 | 0.106 | p > 0.05 |
| Rural | 0.639 | 0.136 | 0.330 | 0.121 | 0.485 | 0.129 | |||
