Characteristic | 2011-2012 NHANES | 2013-2014 NHANES | ||||
Both sexes | Males | Females | Both sexes | Males | Females | |
N | 287 | 145 | 142 | 344 | 185 | 159 |
Age, M (SD) | 14.87 (1.94) | 14.86 (1.94) | 14.88 (1.94) | 15.08 (1.96) | 15.19 (1.97) | 14.96 (1.95) |
Race/ethnicity, n (%) | ||||||
Non-Hispanic white | 64 (22.30%) | 33 (22.76%) | 31 (21.83%) | 93 (27.03%) | 54 (29.19%) | 39 (24.53%) |
Non-Hispanic black | 86 (29.97%) | 48 (33.10%) | 38 (26.76%) | 79 (22.97%) | 45 (24.32%) | 34 (21.38%) |
Hispanic | 81 (28.22%) | 40 (27.59%) | 41 (28.88%) | 123 (35.76%) | 63 (34.05%) | 60 (37.73%) |
Other | 56 (19.51%) | 24 (16.55%) | 32 (22.54%) | 49 (14.24%) | 23 (12.43%) | 26 (16.35%) |
PFUA (ng/mL), GM (SD) | 0.10 (1.77) | 0.10 (1.77) | 0.10 (1.77) | 0.09 (1.62) | 0.09 (1.64) | 0.09 (1.61) |
Min-max (ng/mL) | 0.07 - 0.58 | 0.07 - 0.58 | 0.07 - 0.56 | 0.07 - 0.80 | 0.07 - 0.80 | 0.07 - 0.70 |
Detection rate (%) | 41.11% | 38.62% | 43.66% | 20.93% | 22.16% | 19.50% |
PFDeA (ng/mL), GM (SD) | 0.15 (1.74) | 0.15 (1.72) | 0.14 (1.75) | 0.13 (1.88) | 0.14 (1.94) | 0.13 (1.81) |
Min-max (ng/mL) | 0.07 - 0.64 | 0.07 - 0.63 | 0.07 - 0.64 | 0.07 - 1.70 | 0.07 - 1.70 | 0.07 - 1.30 |
Detection rate (%) | 77.00% | 80.69% | 73.24% | 69.48% | 71.35% | 67.30% |
Me-PFOSA-AcOH (ng/mL), GM (SD) | 0.12 (2.38) | 0.14 (2.52) | 0.11 (2.21) | 0.11 (2.10) | 0.12 (2.10) | 0.11 (2.09) |
Min-max (ng/mL) | 0.06 - 3.29 | 0.06 - 3.29 | 0.06 - 1.24 | 0.07 - 2.00 | 0.07 - 1.80 | 0.07 - 2.00 |
Detection rate (%) | 54.01% | 57.93% | 50.00% | 43.02% | 47.03% | 38.36% |
Weight (kg), GM (SD) | 64.01 (1.34) | 68.45 (1.35) | 59.77 (1.32) | 64.44 (1.32) | 68.73 (1.33) | 59.78 (1.28) |
Waist circumference (cm), GM (SD) | 80.97 (1.21) | 82.15 (1.21) | 79.79 (1.20) | 81.34 (1.19) | 82.96 (1.20) | 79.49 (1.17) |
BMI (kg/m2), GM (SD) | 23.71 (1.29) | 23.88 (1.29) | 23.54 (1.28) | 23.69 (1.26) | 23.93 (1.27) | 23.40 (1.25) |
Height (m), GM (SD) | 164.31 (1.06) | 169.32 (1.06) | 159.35 (1.04) | 164.94 (1.06) | 169.45 (1.06) | 159.85 (1.04) |