Table 1.
Sociodemographic characteristics
Odds ratio |
|||||
---|---|---|---|---|---|
Characteristics | % of cases (n = 45) | % of controls (n = 95) | Estimate | 95% CI | P for trend |
Age group (years) | 0.14 | ||||
18–25 | 28.9 | 18.0 | 1.0 | Reference | |
26–30 | 17.8 | 18.2 | 0.6 | 0.2–1.9 | |
31–35 | 20.0 | 17.7 | 0.6 | 0.2–1.9 | |
36–40 | 6.7 | 15.8 | 0.2 | 0.0–0.8 | |
41–45 | 11.1 | 17.2 | 0.3 | 0.1–1.2 | |
46–50 | 15.6 | 13.0 | 0.7 | 0.2–2.2 | |
Gender | |||||
Male | 26.7 | 41.9 | 1.0 | Reference | |
Female | 73.3 | 58.1 | 1.6 | 0.7–3.7 | |
Race | |||||
White | 80.0 | 92.1 | 1.0 | Reference | |
African-American | 13.3 | 1.4 | 8.1 | 1.9–34.3 | |
Asian American | 2.2 | 0.9 | 2.0 | 0.2–23.0 | |
Hispanic | 2.2 | 0.5 | 4.1 | 0.2–66.8 | |
Other | 2.2 | 5.1 | 0.4 | 0.0–4.4 | |
Education | 0.068 | ||||
High school or less | 33.3 | 24.3 | 1.0 | Reference | |
College | 55.6 | 54.8 | 0.7 | 0.3–1.5 | |
Graduate school | 11.1 | 20.9 | 0.3 | 0.1–1.1 | |
Annual income (imputed) | <0.001 | ||||
Under $20K | 40.9 | 18.2 | 1.0 | Reference | |
$20K–40K | 24.9 | 23.3 | 0.4 | 0.1–1.1 | |
$40K–60K | 18.7 | 11.7 | 0.5 | 0.2–1.7 | |
$60K + | 15.6 | 46.8 | 0.1 | 0.0–0.3 |
CI: confidence interval.