Chemical Group
Polycyclic Aromatic Hydrocarbons (PAHs)
Chemical Name
Project Name
Stockton Air Pollution Exposure Project (SAPEP)
Units
ng/L
Measured in
Urine
Study Group Subset
Geometric mean (95% Confidence Interval)
77.8
95% Confidence Interval lower
58.7
95% Confidence Interval upper
103
25th
47.0
50th
75.2
75th
119
90th
221
Number of people tested
18.00
Detection Frequency
98.6%
Limit of Detection (LOD), wet-weight
25.0 ng/L
Indicates Exposure to
Phenanthrene
Footnote
‡SAPEP collected multiple urine samples from study participants. The geometric means were estimated using random effects models to account for multiple samples per participant. Percentiles and detection frequencies were based on the total number of samples collected.
Summary Result Type
Weighted - Unweighted
Number of Samples
69
