Sentence examples for based on concentrations measured from inspiring English sources
For CO, NO2, PM2.5, PM10, and SO2, we assigned exposures to residents based on concentrations measured by the monitor nearest to the centroid of their residential ZIP code.
Typical outdoor NO2 and CO profiles were developed for each county for a winter week and a summer week based on concentrations measured at ambient air quality monitoring sites.
We think it is stretching the data too much to use deposited particle mass (actually 5.9 8.99 higher in the Belgian study) for the analysis, because the long-term epidemiological studies we used are based on concentrations measured in outdoor air.
They estimated intake of each metal based on the concentrations measured in the products, then compared these estimates with theoretical acceptable daily intakes that they calculated based on a variety of public health goals and reference exposure levels set by various government entities.
One potential caveat is that our interpretation of 3-MH is based on net concentrations measured in the plasma, which provides no information regarding its appearance and disappearance.
Results: The potentially affected fraction of bacterial genera estimated based on antibiotic concentrations measured in water environments is ≤ 7%.
One approach is to measure the contaminants of interest in the environment and in animal tissues and then suggest causal relationships based on the concentrations measured.
Men were then ranked by exposure for each individual time point (e.g., day 1, 2, 3, 30) based on the concentrations measured in that individual sample.
Prenatal exposure, due to transplacental transfer of PCBs from the mother to the fetus, is usually estimated based on PCB concentrations measured in umbilical cord serum (Jacobson et al. 1990).
The U.S. Geological Survey has calculated, based on arsenic concentrations measured in poultry waste, that between 250,000 and 350,000 kg arsenic is annually applied to land in the United States (Rutherford et al. 2003).
The study authors also performed a risk analysis based on iAs concentrations measured in their samples, estimates of the amount of chicken consumed over a 70-year lifetime, and the relationship between iAs consumption and the risk of cancer.
