Sentence examples for samples for exposure from inspiring English sources

Michigan PBB cohort enrollment data, along with blood samples for exposure biomonitoring that included PBB and PCB, were collected from 1976 1987 by the MDCH.

A major strength is that a population-based birth cohort was followed for > 7 years, and samples for exposure assessment and vaccine antibody assessments were collected at several time points.

Although it is still uncertain if Pb is truly a cause of end-stage renal disease, this first low-level study using prospectively collected samples for exposure assessment shows associations that give reasons for concern.

These studies lend support to the use of a single sample for exposure assessment.

All of the above studies failed to account for the high variability in BPA exposure across pregnancy, using a single spot urine sample for exposure assessment, and the heterogeneous etiologies of preterm birth (IOM 2006; McElrath et al. 2008).

For the latter, our findings might serve as a basis for setting such fixed upper and lower CIs of exposure, in particular, for epidemiologic studies where recruitment of participants has been completed and multiple sampling for exposure assessment is no longer possible.

Samples collected for exposure measurements included drinking water, outdoor soil, house dust, and toy wipe samples, in addition to indoor air and duplicate food samples over 24 hr.

Although third-trimester O3 exposure was positively associated with LBW, we did not observe any significant association between any of the measured pollutants and LBW in our sample for exposures averaged over the entire pregnancy or for exposures during the first and second trimesters.

49 51 52 Confidence intervals of the relative excess risk for interaction were estimated for statistical inferences by using the standard delta method described by Hosmer and Lemeshow 51 53 (for categorical arsenic exposure) and bootstrap method with 1000 bootstrap samples (for continuous exposure measure).

Environmental tobacco smoke (ETS) exposure was assessed based on the cotinine levels in saliva collected at the same visit as the urine samples for PAH exposure assessment (20th 24th week of gestation) using a stable isotope dilution LC-ESI-MS/MS method [ 23].

Moisture content of heat treated samples was found to be lower than that of control samples for all exposure periods.