Sentence examples for improved exposure classification from inspiring English sources

Adjustment for BDE-209 degradation in the GC injector resulted in stronger positive trends for BDE-206, BDE-207, and BDE-208 compared with analyses of unadjusted concentrations of these congeners, suggesting that adjustment may have improved exposure classification.

Here a biomarker of exposure was defined as a biological measure which is correlated with the quantity of the xenobiotic ingested, resulting in improved exposure classification over more traditional approaches [ 2].

We now discuss some of the design issues in small-area epidemiologic research, with particular emphasis on improving exposure classification and reducing bias.

Within-person variability was approximately two times higher than between-person variability, suggesting that more urine samples collected during pregnancy would improve exposure classification (Eskenazi et al. 2004).

In the present study we addressed a number of these weaknesses specifically by paying careful attention to case definition, the use of subsets of anomalies, the large sample size, and the use of modeled trimester-weighted THM exposure estimates to improve exposure classification.

Collecting more spot urine samples may improve exposure assessment, but the number of samples needed to ensure reasonable exposure classification and the impact of collecting these additional specimens on participants' compliance is unknown.

To improve upon our exposure classification of MEHP, we are currently collecting two urine samples 1 month apart from all subjects.

The study size is very large and includes all Dutch citizens of ≥ 30 years of age in 2004, living at least for 5 years at the 2004 address, which improves the long-term exposure classification.

There was no clear association between these findings and either questionnaire responses or exposure classification.

Exposure classification.

Exposure classification: low (1), moderate (2), and high (3).