Sentence examples for void sample from inspiring English sources

We obtained a freshly void sample of urine from the participant right after the interview.

For the ratio, a first morning void sample is preferable because this sample has a lower within-person variation than the ratio for a random urine sample taken during the day (349).

Urinary samples were collected during 2001 and 2002 and included a preapplication first morning void sample, as well as a 24-hr sample starting the day of application (day 1) and, optionally, for days 2 5 as well.

The second urine void sample of the day was collected from study subjects during the pre-operative period and placed in a dark sterile plastic container and stored at < 20°C until the assay was processed.

On other days, only first void samples were obtained.

Variability in urine sample collection includes whether first morning void samples, spot samples, or total 24-hr voids are collected.

Fourth, first morning void samples were not targeted for collection, so few were likely present in our study; therefore, these findings may not be directly applicable to first morning void samples.

One recent study suggests that first morning void samples may more accurately represent total daily exposure (Kissel et al. 2005).

Most use spot urines rather than 24-hr or first morning void samples (Bradman and Whyatt 2005).

The WERF EPHect standard recommendation is to collect clean catch, first morning void samples, with time of last food/drink consumption, any night voiding, and time of sample collection, recorded using the EPHect Biospecimen Form (Supplemental Appendix 7).

First morning void samples can be collected, which represent the overnight period unless the participant voided during the night (23) and are better than a "spot urine" sample collected at a random time during the day (26, 46).