TABLE 1.
Characteristics of fasting adults aged ≥20 y with data for palmitelaidic acid, trans vaccenic acid, elaidic acid, and linoelaidic acid: NHANES 1999–2000 and 2009–20101
| Variable | NHANES 1999–2000 | NHANES 2009–2010 |
|---|---|---|
| Participants with values for all 4 TFAs, n | 1613 | 2462 |
| Weighted proportion of men, % | 48 | 48 |
| Non-Hispanic whites,2 n (%) | 762 (71) | 1165 (67) |
| Non-Hispanic blacks,2 n (%) | 257 (10) | 405 (11) |
| Mexican Americans,2 n (%) | 462 (6.4) | 489 (8.8) |
| Education,3 % | ||
| ≤12 y | 50.3 | 41.2 |
| >12 y | 49.7 | 58.8 |
| Age, y | 42 (31–57)4 | 46 (32–59) |
| BMI, kg/m2 | 26.7 (23.3–30.9) | 27.8 (24.1–32.4) |
| Total cholesterol, mg/dL | 199 (175–228) | 192 (166–221) |
| LDL cholesterol, mg/dL | 123 (101–147) | 114 (92–137) |
| HDL cholesterol, mg/dL | 47 (39–58) | 51 (42–63) |
| Triglycerides, mg/dL | 121 (83–172) | 104 (75–151) |
| HbA1c, % | 5.2 (4.9–5.5) | 5.5 (5.2–5.8) |
| Total kilocalories | 2110 (1528–2734) | 1978 (1492–2646) |
| Healthy Eating Index score | 44.7 (34.6–56.0) | 47.8 (37.7–58.8) |
1
“Fasting” indicates no meals consumed in the past ≥8 h. HbA1c, glycated hemoglobin; TFA, trans fatty acid.
2
Values are weighted estimates.
3
Values are weighted percentages.
4
Median; IQR in parentheses (all such values).