Table 3. Odds Ratios for the different cotinine levels and the presence of glaucoma of the actual participants in 2005-2006 and 2007-2008 NHANES.
| Unadjusted | Unadjusted | Adjusteda | Adjusteda | |
|---|---|---|---|---|
| Odd Ratio (95% CI) | P-value | Odd Ratio (95% CI) | P-value | |
| Cotinine level | ||||
| <0.05 ng/ml (unexposed) | 1 (Reference) | 1 (Reference) | ||
| 0.05–0.49 ng/ml (lightly exposed to secondhand smoke) | 1.02 (0.59–1.76) | 0.96 | 0.89 (0.46–1.70) | 0.72 |
| 0.5–13.9 ng/ml (recent smokers or significantly exposed to secondhand smoke) | 1.04 (0.58–1.87) | 0.90 | 1.11 (0.56–2.22) | 0.76 |
| ≥ 14 ng/ml (active smokers) | 0.69 (0.49–0.97) | 0.03 | 0.88 (0.56–1.39) | 0.59 |
a
Adjusted for age, gender, ethnicity, household income, alcohol consumption, diagnosis of diabetes and hypertension. Bold values are statistically significant P-values (i.e. P < 0.05).