Table 1.
Characteristics of total potential study population
| Eligiblec | Ineligiblec | OR (CI), p value | |
|---|---|---|---|
| Eligible/ineligible | 197 | 41 | |
| Age (mean ± SD)a | 30.1 ± 4.7 | 28.5 ± 4.8 | NS |
| Marital statusb | |||
| Married | 175 (89 %) | 31 (76 %) | 3.0 (1.2–7.2), 0.02 |
| Not married | 17 (8 %) | – | 1.0 |
| Household income levelb | |||
| Less than $30,000 | 27 (14 %) | – | 1.1 (0.4–2.9), NS |
| $30,000–74,999 | 97 (49 %) | 27 (66 %) | 1.0 |
| $75,000 or more | 63 (32 %) | – | 2.9 (1.2–8.2), 0.02 |
| Education levelb | |||
| Some high school, high school diploma or some college | 43 (22 %) | 24 (59 %) | 1.0 |
| College degree or higher | 112 (57 %) | 12 (29 %) | 5.2 (2.4–11.7), < 0.001 |
| Raceb | |||
| White | 163 (83 %) | 31 (76 %) | 2.1 (0.8–4.8), NS |
| Non-White | 23 (12 %) | – | 1.0 |
| Ethnicityb | |||
| Not Hispanic or Latino | 183 (93 %) | 36 (88 %) | 6.8 (1.4–35.6), 0.02 |
| Hispanic or Latino | – | – | 1.0 |
| Primary languageb | |||
| English | 193 (98 %) | 37 (90 %) | 10.4 (1.0–227.7), NS |
| Non-English | – | – | 1.0 |
–
Number too small (<10) to be displayed per NCS Program Office guidelines
a
Comparisons for pair using Student’s t
b
Differences between groups were analyzed using nominal logistic regression and odds ratios with confidence intervals
c
Numbers may not add up to group totals (and percents may not add up to 100) due to missing or incomplete information