Table 1.
Demographic characteristics of the populations of HOMESCAN (household and per capita purchase data) and NHANES (per capita dietary intake data)*
| HOMESCAN† 2000–2010 | NHANES 2003–2010 | |
|---|---|---|
| Total population | ||
| Individuals | 408,458 | 34,391 |
| Households | 140,352 | - |
| Children (2–18-y-old) [n (%)] | 99,833 (20.4) | 13,421 (24.3) |
| Adults (>19-y-old) [n (%)] | 308,625 (79.6) | 20,970 (75.7) |
|
| ||
| Gender [n (%)] | ||
| Male | 195,007 (48.4) | 16,956 (48.6) |
| Female | 213,451 (51.6) | 17,435 (51.4) |
|
| ||
| Race-Ethnicity [n (%)] ‡ | ||
| White | 318,822 (73.4) | 14,234 (68.0) |
| African American | 39,005 (11.8) | 8,055 (12.2) |
| Hispanic | 32,128 (10.8) | 7,949 (9.6) |
| Other | 18,503 (4.0) | 4,153 (10.1) |
|
| ||
| Age Groups [n (%)] | ||
| Children 2–6y | 27,471 (6.4) | 4,041 (7.0) |
| Children 7–12y | 33,985 (7.0) | 4,335 (8.4) |
| Children 13–18y | 38,377 (7.1) | 5,045 (8.9) |
| Adults 19–39y | 93,797 (29.7) | 7,782 (29.5) |
| Adults 40–59y | 141,253 (31.3) | 6,284 (28.2) |
| Adults >60y | 73,575 (18.6) | 6,904 (18.0) |
|
| ||
| Income [n (%)] § | ||
| Lower income (< 185%)) | 87,666 (26.3) | 15,800 (32.6) |
| Middle income (≥185% to <400%)) | 189,167 (39.9) | 9,352 (30.4) |
| Higher income (≥400%) | 131,625 (33.8) | 9,239 (37.0) |
*
Sample size (%). Percentage of the population estimated with weights to adjust for unequal probability of sampling.
†
For Homescan, the average age and income from 2000–10 were used to create the categories.
‡
Race/ethnicity was self-reported by the head of the household in Homescan or by each participant in the NHANES surveys.
§
Ratio of family income to poverty threshold (calculated from self-reported household income), was used to categorize income according to the percent of the poverty level.