Socioeconomic status stratified by ethnicity. Z-AHI is measured in US dollars (unit = 1000).
| SES | Category | Ethnicity (%) |
|---|---|---|
| Z-AHI | ≤ $35,000/yr | AA 77.3* |
| C 3.6 | ||
| A 5.5 | ||
| H 13.6 | ||
| > $35,000/yr | AA 41.6 | |
| C 37.6 | ||
| A 7.9 | ||
| H 12.9 | ||
| Education | < High school | AA 73.5* |
| C 5.9 | ||
| A 2.9 | ||
| H 17.6 | ||
| High school | AA 65.8 | |
| C 13.9 | ||
| A 3.8 | ||
| H 16.5 | ||
| College/univ degree | AA 56.2 | |
| C 26 | ||
| A 5.5 | ||
| H 12.3 | ||
| Graduate degree | AA 36 | |
| C 40 | ||
| A 24 | ||
| H 0 |
↵* p < 0.0001. Z-AHI: zip code-based annual household income; SES: socioeconomic status; AA: African American; C: Caucasian; A: Asian; H: Hispanic.