Serum PFAS concentrations in never-pregnant women aged 18–39 years, n=158
| PFAS in serum | PFOA ng/mL | PFNA ng/mL | PFDA ng/mL | PFUnDA ng/mL | Lin PFHpS ng/mL | Sum PFHpS ng/mL |
| Median (IQR) | 1.40 (1.11–1.76) | 0.43 (0.33–0.56) | 0.19 (0.13–0.28) | 0.16 (0.08–0.24) | 0.07 (0.05–0.10) | 0.09 (0.07–0.12) |
| Range | 0.53–5.24 | 0.15–1.23 | 0.03–0.58 | 0.001–0.54 | 0.001–0.37 | 0.001–0.41 |
| Lin PFHxS ng/mL | Sum PFHxS ng/mL | Lin PFOS ng/mL | Sum PFOS ng/mL | Sum PFCA ng/mL | Sum PFSA ng/mL | Sum PFAS ng/mL |
| 0.44 (0.29 to 0.62) | 0.59 (0.44–0.78) | 2.41 (1.70–3.42) | 4.38 (3.03–5.94) | 2.25 (1.76–2.91) | 5.20 (3.84–6.91) | 7.67 (5.93–9.69) |
| 0.13 to 17.0 | 0.20–17.2 | 0.62–10.32 | 1.14–21.30 | 0.87–7.42 | 1.82–22.70 | 3.19–26.52 |
PFAS, perfluoroalkyl substance; PFCA, perfluorocarboxylic acids ; PFDA, perfluorodecanoate; PFHpS, perfluoroheptane sulfonate; PFHxS, perfluorohexane sulfonate; PFNA, perfluorononanoate ; PFOA, perfluorooctanoic acid ; PFSA, perfluorosulfonic acids ; PFUnDA, perfluoroundecanoate .