Table 3.
Effects of pollution exposure on olfactory dysfunction (logistic regression), controlling for demographic variables (Model 1), and other covariates (Model 2) in older adults (n = 2,210).
| Odds Ratio per 1-IQR increase in PM2.5 exposure (95% Confidence Interval) | |||||
|---|---|---|---|---|---|
| 1 month PM2.5 | 3 month PM2.5 | 6 month PM2.5 | 9 month PM2.5 | 1 year PM2.5 | |
| PM2.5 exposure IQR | 8.5 μg/m3 | 7.7 μg/m3 | 7.4 μg/m3 | 7.4 μg/m3 | 6.8 μg/m3 |
| Model 1a | 1.20 (0.98, 1.46) | 1.24 (1.04, 1.48) | 1.24 (1.02, 1.51) | 1.20 (0.97, 1.48) | 1.19 (0.97, 1.47) |
| Model 2b | 1.14 (0.94, 1.38) | 1.22 (1.02, 1.45) | 1.28 (1.05, 1.55) | 1.24 (1.01, 1.54) | 1.24 (1.01, 1.52) |
a
Adjusted for age, gender, race/ethnicity, and education
b
Adjusted for age, gender, race/ethnicity, education, cognition, comorbidity, smoking, and season