Table 1.
Logistic Regression Modeling the Likelihood of Misclassifying First Trimester Tobacco Use Status (n = 94)a
| OR | 95% CI forOR | p | |
|---|---|---|---|
| Age | 0.91 | 0.81–1.02 | .11 |
| Race/ethnicity | |||
| White/non-Hispanic | 0.13 | 0.04–0.42 | <.001 |
| Other | 1.00 | ||
| Education | |||
| Less than high school | 0.85 | 0.25–2.84 | .79 |
| At least high school/GED | 1.00 | ||
| Total household income | 1.20 | 0.97–1.49 | .097 |
| Partnered status | |||
| Partnered | 1.79 | 0.55–5.88 | .34 |
| Non-partnered | 1.00 | ||
| Planned pregnancy | |||
| Yes | 1.15 | 0.38–3.50 | .80 |
| No | 1.00 | ||
| SHS exposure in the home | |||
| Yes | 0.44 | 0.14–1.34 | .15 |
| No | 1.00 | ||
CI = confidence interval;OR = odds ratio; SHS = secondhand smoke.
aWhile the number of missing values for each of the demographic and personal variables was limited, nine participants were excluded from this model due to missing one or more of these.