Table 1.
Demographic Data of Study Participants
| Variable | No Preexposure (n = 131) | Preexposure (n = 95) | p‐value |
|---|---|---|---|
| Male, No. (%) | 48 (36.6) | 30 (31.6) | 0.44 |
| Race or ethnic group, No. (%) | 0.11 | ||
| White | 69 (52.7) | 46 (48.4) | — |
| Black | 32 (24.4) | 17 (17.9) | — |
| Asian | 14 (10.7) | 21 (22.1) | — |
| Hispanic | 12 (9.2) | 12 (12.6) | — |
| Age (years), mean (±SD) | 33 (±14.5) | 32 (±11.4) | 0.7 |
| Age category (years), No. (%) | 0.09 | ||
| 18–29 | 69 (52.7) | 48 (50.5) | — |
| 30–39 | 21 (16) | 23 (24.2) | — |
| 40–49 | 15 (11.5) | 10 (10.5) | — |
| 50–59 | 10 (7.6) | 11 (11.6) | — |
| 60–65 | 10 (7.6) | 1 (1.1) | — |
| Education, No. (%) | 0.63 | ||
| Some high school | 0 | 0 | — |
| High school | 4 (3.1) | 1 (1.1) | — |
| Some college or current college student | 41 (31.3) | 27 (28.4) | — |
| College graduate | 60 (45.8) | 45 (47.4) | — |
| Master's degree | 15 (11.5) | 17 (17.9) | — |
| Doctoral degree | 7 (5.3) | 5 (5.3) | — |
| Income, No. (%) | 0.7 | ||
| <$24,999 | 6 (4.6) | 7 (7.4) | — |
| $25,000–$49,999 | 20 (15.3) | 12 (12.6) | — |
| $50,000–$74,999 | 26 (19.8) | 17 (17.9) | — |
| $75,000–$99,999 | 15 (11.5) | 13 (13.7) | — |
| $100,000–$149,999 | 35 (26.7) | 23 (24.2) | — |
| $150,000–$199,999 | 8 (6.1) | 11 (11.6) | — |
| $200,000–$249,999 | 9 (6.8) | 4 (4.2) | — |
| >$250,000 | 4 (3.1) | 5 (5.3) | — |