Table 1.
Adolescents with serum perfluoroalkyl acid measurements, NHANES 2003-2010
| N = 1960 | |
|---|---|
| Characteristics | Result |
| Sex, n (%) | |
| Male | 1064 (54.3 %) |
| Female | 896 (45.7 %) |
| Mean Age ± SD | 15.5 ± 2.3 |
| Race, n (%) | |
| Mexican American | 589 (30 %) |
| Other Hispanics | 139 (7.1 %) |
| Non-Hispanic white | 546 (27.9 %) |
| Non-Hispanic black | 594 (30.3 %) |
| Other race | 92 (4.7 %) |
| Poverty to income ratio, n (%) | |
| First Quartile (<0.78) | 423 (21.6 %) |
| Second quartile (0.78 to1.45) | 449 (22.9 %) |
| Third Quartile (1.46 to 2.92) | 467 (23.8 %) |
| Fourth Quartile (>2.92) | 495 (25.3 %) |
| Missing | 126 (6.4 %) |
| Parent/Caregiver Education Level, n (%) | |
| Less than 9th grade | 262 (13.4 %) |
| 9-12th grade | 372 (19.0 %) |
| High school Grad/GED | 459 (23.4 %) |
| College or AA degree | 522 (26.6 %) |
| College or greater | 259 (13.2 %) |
| Unknown | 86 (4.4 %) |
| Serum Cotinine, n (%) | |
| < 0.015 ng/mL | 312 (15.9 %) |
| 0.015–1.9 ng/mL | 1284 (65.5 %) |
| At least 2.0 ng/mL | 364 (18.6 %) |
| High Cholesterol, n (%) | 647 (33.1 %) |
| Obese, n (%) | 429 (21.9 %) |
| Insulin resistant | 195 (20.3 %) |
| BP >90th percentile | 151 (7.93 %) |
| Median Creatinine, mg/dL (IQR) | 0.72 (0.62, 0.86) |
| Median eGFR, min/mL/1.73 m2 (IQR) | 140.4 (125.1, 158.8) |
| Mean Uric Acid, mg/dL (IQR) | 5.0 (4.2, 5.8) |
IQR interquartile range, eGFR estimated glomerular filtration rate