Chemical Group
Perfluoroalkyl and Polyfluoroalkyl Substances (PFASs)
Chemical Name
Project Name
California Regional Exposure Study, Los Angeles County (CARE-LA)
Units
ng/mL
Measured in
Serum
Study Group Subset
Geometric mean (95% Confidence Interval)
2.20
95% Confidence Interval lower
1.87
95% Confidence Interval upper
2.60
25th
1.41
50th
2.38
75th
3.91
95th
8.78
Number of people tested
425.00
Detection Frequency
98.0%
Limit of Detection (LOD), wet-weight
0.0615 ng/mL
Indicates Exposure to
PFOS
Footnote
▶CARE-LA data were weighted (a statistical method to adjust over-represented and under-represented demographic characteristics in a study sample) so that the summary results adequately reflect the population of California’s Los Angeles County. Unweighted results are available to download on the California Regional Exposure Study, Los Angeles County (CARE-LA) project page.
Summary Result Type
Weighted - Unweighted
