Table 2.

Plasma concentrations of PFASs (ng/mL) in preconception women in Shanghai, China, 2013–2015.

PFASs ($n=950$)	LOD (ng/mL)	$\text{Percent}>\text{LOD}$ (%)	5th Percentile	25th Percentile	Median	75th Percentile	95th Percentile
PFOA	0.09	100	6.58	10.08	13.84	18.83	31.85
PFOS	0.09	100	4.38	7.55	10.49	15.37	30.38
PFNA	0.02	100	0.72	1.04	1.36	1.85	3.17
PFHxS	0.02	100	0.45	0.56	0.69	0.88	1.46
PFDeA	0.02	100	0.52	0.91	1.31	1.92	3.95
PFUA	0.02	100	0.54	0.85	1.18	1.63	2.95
PFBS	0.009	98.9	0.21	0.23	0.24	0.27	0.32
PFDoA	0.05	99.9	0.12	0.16	0.20	0.27	0.41
PFHpA	0.03	99.4	0.15	0.18	0.22	0.27	0.49
PFOSA	0.12	98.2	0.20	0.21	0.21	0.22	0.23

Note: PFBS, perfluorobutane sulfonate; PFDeA, perfluorodecanoic acid; PFDoA, perfluorododecanoic acid; PFHpA, perfluoroheptanoic acid; PFHxS, perfluorohexanesulfonate; PFNA, perfluorononanoic acid; PFOA, perfluorooctanate; PFOS, perfluorooctane sulfonate; PFOSA, perfluorooctane sulfonamide; PFUA, perfluoroundecanoic acid.