Sentence examples for mean concentrations using from inspiring English sources

Another difference Briefly this study and previous cohort studies is the source of variation in exposure.

Nitric oxide (NO) was started and the mean concentration used was 37 ± 3 ppm.

To enhance the interpretability of the regression results for use in figures, we calculated adjusted least-square geometric mean (GM PBDEE concentrations using the mean age (40 years) and averaging across all race/ethnicity, sex, PIR, and BMI categories.

We computed local daily mean PM10 concentrations using an algorithm that accounts for the different monitor-specific means and variances (Zanobetti et al. 2000a).

Therefore we computed the community daily mean PM2.5 concentrations using an algorithm previously described [ 47, 48] that accounts for the different monitor-specific means and variances.

Most air pollution health effects studies estimate community-level ambient average pollutant concentrations using the arithmetic mean of monitor concentrations, as we did (Ostro et al. 2007; Peng et al. 2009; Samet et al. 2000).

There was a high correlation between mean serum urate concentrations for the two study visits (baseline and year 1) and the mean serum urate concentrations using all measurements over the entire study period (r = 0.95, P < 0.0001).

For categorical questionnaire measures, we used one-way analysis of variance to test for differences in mean phthalate metabolite concentrations, using both the original metabolite levels and repeated after transforming the data to a log-normal distribution with a mean of 0 and standard deviation of 1.

Measured concentrations are in similar agreement with earlier data on impinging air jets obtained using a Mie scattering technique, although differences again occur between mean concentrations obtained using both laser-based techniques and aspirating probes.

The scatter plots of estimated versus observed serum amikacin concentrations using the mean) and median) population model parameter values have been demonstrated.

The objectivities of the results are deviated by the disproportion between samples studied and coal reserves in different regions when the arithmetic or geometric mean concentrations are used to assess the general distribution of mercury in Chinese coals.