Table 3.
Pollutant | Prevalence aOR* [95% CI] |
---|---|
Benzene |
|
Low (<25th percentile) |
1.00 |
Medium (25th-74th percentile) |
1.39 [0.83, 2.32] |
High (75th-89th percentile) |
1.97 [1.07, 3.62] |
Very high (≥90th percentile) |
2.30 [1.19, 4.46] |
|
P for trend = 0.005 |
DPM |
|
Low (<25th percentile) |
1.00 |
Medium (25th-74th percentile) |
1.41 [0.84, 2.37] |
High (75th-89th percentile) |
2.83 [1.55, 5.16] |
Very high (≥90th percentile) |
2.10 [1.07, 4.11] |
|
P for trend = 0.002 |
PAHs |
|
Low (<25th percentile) |
1.00 |
Medium (25th-74th percentile) |
1.30 [0.77, 2.20] |
High (75th-89th percentile) |
2.46 [1.35, 4.48] |
Very high (≥90th percentile) |
1.88 [0.94, 3.73] |
|
P for trend = 0.006 |
HAP composite |
|
Low (score 0–2) |
1.00 |
Medium (score 3–6) |
1.78 [1.11, 2.84] |
High (score 7–9) |
2.30 [1.28, 4.13] |
P for trend = 0.004 |
Abbreviations: aOR, adjusted odds ratio; CI, confidence interval; DPM, diesel particulate matter; PAHs, polycyclic aromatic hydrocarbons; HAP, hazardous air pollutant.
*Odds ratios adjusted for age, race/ethnicity, education, smoking status, and status of human papilloma virus (HPV) infection.