Table 1.
Sample demographics, environmental exposures, and lung function measures (n = 272).
| Measure | Value |
|---|---|
| Demographics | |
| Age [years (mean ± SD)] | 26.9 ± 5.3 |
| Race/ethnicity [no. (%)] | |
| Hispanic/black/othera | 154 (56.6) |
| White | 118 (43.4) |
| Education level [no. (%)] | |
| Some college/technical school | 60 (22.1) |
| High school graduate | 100 (36.8) |
| Less than high school | 112 (41.2) |
| Exposure and medical history [no. (%)] | |
| Tobacco exposure | |
| Never smoker | 163 (59.9) |
| Former smoker | 61 (22.4) |
| Current smoker | 48 (17.7) |
| Environmental tobacco exposure | 150 (55.2) |
| Occupational dust exposure | 68 (25.0) |
| Gas stove used for cooking | 212 (77.9) |
| Length of residence > 2 years | 112 (41.2) |
| Asthma or chronic bronchitis | 23 (8.5) |
| Lung function and predicted BC (mean ± SD) | |
| FEV1 (L) | 2.62 ± 0.39 |
| FVC (L) | 3.10 ± 0.44 |
| FEF25–75% (L/sec) | 3.26 ± 0.82 |
| BC (μg/m3) average | 0.62 ± 0.15 |
a
Includes 144 Hispanics, 2 blacks, 1 Asian, and 7 women who self-identified as other race/ethnicity.