Table 1:
Average Fine Particulate Air Pollution (PM2.5) Exposure for Those Born in the United States (US), Immigrants overall, Immigrants by Region of Origin, and by Time since Immigration in 2010. Values in parentheses indicate the 2.5th and 97.5th percentiles.
| Population (in millions) | Average PM2.5 (μg/m3) Exposure | |
|---|---|---|
| Total | 301.94 | 9.57 (5.39, 13.41) |
| US-born | 263.55 | 9.52 (5.28, 13.32) |
| Immigrants overall | 38.39 | 9.88 (6.10, 13.75) |
| by origin: | ||
| Africa | 1.46 | 9.99 (6.40, 13.40) |
| Asia | 10.54 | 10.02 (6.10, 13.80) |
| Europe | 4.83 | 9.49 (5.77, 13.24) |
| Latin America | 20.54 | 9.95 (6.17, 13.80) |
| North America | 0.83 | 8.78 (4.88, 13.10) |
| Oceania | 0.19 | 9.15 (5.10, 13.42) |
| by time since immigration: | ||
| < 10 years | 11.61 | 9.85 (6.10, 13.70) |
| 10 to 20 years | 10.97 | 9.89 (6.10, 13.70) |
| 20 to 30 years | 7.63 | 10.01 (6.11, 13.80) |
| ≥ 30 years | 8.18 | 9.79 (5.91, 13.75) |