Table 1.
Participant Characteristics
| Benefit design | Risk design | |
|---|---|---|
| Self-reported heartburn or acid reflux in past 3 months | 2,537 (100%) | 2,531 (100%) |
| Sex | ||
| Male | 1,053 (41.6%) | 1,077 (42.5%) |
| Female | 1,478 (58.4%) | 1,459 (57.5%) |
| Race/Ethnicity | ||
| White, non-Hispanic | 1,883 (74.2%) | 1,914 (75.6%) |
| Black, non-Hispanic | 203 (8.0%) | 191 (7.5%) |
| Other, non-Hispanic | 147 (5.8%) | 140 (5.5%) |
| Hispanic | 304 (12.0%) | 286 (11.3%) |
| Education | ||
| Less than high school | 32 (1.3%) | 25 (1.0%) |
| High school degree | 415 (16.4%) | 377 (14.9%) |
| Some college | 638 (25.2%) | 678 (26.8%) |
| Associate’s degree | 255 (10.1%) | 299 (11.8%) |
| Bachelor’s degree | 733 (28.9%) | 686 (27.1%) |
| Advanced degree | 463 (18.3%) | 466 (18.4%) |
| Age | ||
| 18–40 | 594 (23.4%) | 617 (24.4%) |
| 41–52 | 639 (25.2%) | 649 (25.6%) |
| 53–64 | 683 (26.9%) | 643 (25.4%) |
| 65+ | 621 (24.5%) | 622 (24.6%) |
| Taking prescription heartburn medication | 917 (36.1%) | 945 (37.3%) |