Table 1.
Demographic, medical, and allergic characteristics for the adults (n = 1,546) and children 6–17 years of age (n = 779) with urinary phthalate metabolite data, NHANES 2005–2006.
| Characteristic | Children | Adults | |||
|---|---|---|---|---|---|
| n | Weighted percent (SE) | n | Weighted percent (SE) | ||
| Age (years)a | 779 | 11.9 (0.1) | 1,546 | 45.6 (0.9) | |
| Race/ethnicity | EGPhE | 216 | 63.5 (3.8) | 752 | 72.2 (3.1) |
| Non-Hispanic black | 223 | 12.3 (2.0) | 372 | 11.6 (2.2) | |
| Mexican American | 274 | 13.2 (1.7) | 311 | 7.7 (1.0) | |
| Other | 66 | 10.9 (1.9) | 111 | 8.4 (1.3) | |
| Gender | EGPhE | 372 | 47.1 (2.3) | 792 | 51.1 (1.7) |
| Male | 407 | 52.9 (2.3) | 754 | 48.9 (1.7) | |
| Cotinine (ng/mL) | EGPhE | 169 | 22.0 (3.3) | 286 | 17.9 (2.0) |
| Low (≥ 0.015–10) | 564 | 71.3 (3.4) | 849 | 52.7 (2.0) | |
| High (≥ 10) | 46 | 6.7 (0.9) | 411 | 29.5 (1.1) | |
| BMIb | EGPhE | 505 | 70.7 (2.4) | 494 | 33.2 (1.4) |
| Overweight | 123 | 16.4 (1.9) | 515 | 32.1 (1.4) | |
| Obese | 151 | 12.9 (2.1) | 537 | 34.8 (1.7) | |
| Current allergic conditionsc | EGPhE | 125 | 18.1 (2.6) | 290 | 22.9 (1.0) |
| Asthma | 65 | 8.4 (1.2) | 116 | 7.4 (0.8) | |
| Hay fever | 23 | 3.6 (0.9) | 88 | 7.4 (0.9) | |
| Itchy rash | 43 | 5.2 (1.0) | 118 | 7.8 (0.7) | |
| Rhinitis | 188 | 27.6 (2.7) | 498 | 35.4 (1.2) | |
| Wheeze | 80 | 10.7 (1.6) | 219 | 16.6 (1.3) | |
| Allergic sensitization—any sIgE | 406 | 46.1 (2.8) | 717 | 44.0 (1.0) | |
| aWeighted mean is reported for age. bChild BMI covariate is age percentile; adult BMI covariate is actual BMI (kg/m2). cSelf-reported current symptoms in past 12 months; current symptoms of asthma, hay fever, or allergy were assessed only among those who reported a doctor’s diagnosis. | |||||