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)
21,900
95% Confidence Interval lower
12,700
95% Confidence Interval upper
37,900
25th
13,600
50th
24,500
75th
57,400
90th
82,200
Number of people tested
18.00
Detection Frequency
100%
Limit of Detection (LOD), wet-weight
250 ng/L
Indicates Exposure to
Naphthalene / carbaryl
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
