Chemical Group
Polychlorinated Biphenyls (PCBs)
Chemical Name
Project Name
Measuring Analytes in Maternal Archived Samples (MAMAS) – MAMAS 2
Units
ng/g lipid
Measured in
Serum
Study Group Subset
Geometric mean (95% Confidence Interval)
*
95% Confidence Interval lower
*
95% Confidence Interval upper
*
25th
<LOD
50th
<LOD
75th
2.69
95th
4.35
Number of people tested
242.00
Detection Frequency
26.9%
Limit of Detection (LOD), wet-weight
0.0173 and 0.0188 ng/mL**
Indicates Exposure to
PCB 203
Footnote
*Geometric mean was not calculated because the chemical was found in less than 65% of the study group.
**LOD changed during the time that samples were analyzed for this project.
Weighted - Unweighted