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.
PM2.5 concentrations (mean ± SD) during different periods. ^of litter 1. %including the week when checking the sperm plug
| Ambient (ug/m3) | FA (ug/m3) | CAP (ug/m3) | |
|---|---|---|---|
| Preconception^,% (56 days) | 32.9 ± 21.8 | 12.1 ± 4.7 | 183.2 ± 92.9 |
| Gestation^,% (26 days) | 43.3 ± 22.5 | 14.3 ± 7.4 | 217.7 ± 121.3 |
| Lactation^ (24 days) | 56.2 ± 34.3 | 16.9 ± 8.7 | 297.3 ± 127.5 |
| The remaining observation period (185 days) | 51.3 ± 37.4 | 16.5 ± 9.2 | 289.3 ± 139.4 |
