Sentence examples for controls a sample from inspiring English sources

Using various techniques, they tracked down cases of bipolar disorder among the offspring from 1981 to 2010 and found 92 cases of documented illness and 722 matched controls, a sample size the authors acknowledge is not large.

For the observed allelic frequencies of 64.6% in patients versus 58.1% in controls, a sample size of 350 families would be required to obtain, with 80% power (P < 0.05), an independent replication of the association evidence reported here.

For the controls, a sample of biomass powder was submitted to hydrolysis with partially purified A. awamori β-glucosidase and another biomass sample was incubated without any enzymes under the same conditions.

We find no association between KIR3DL1/3DS1 copy number and T1D in 6744 cases and 5362 controls; a sample size twenty-fold larger than in any previous KIR association study.

To rapidly generate relevant information to guide outbreak response, we set a goal of enrolling 50 case-patients and 100 controls, a sample size that, although limited, was in line with that of previous successful emergency investigations.

According to post-hoc calculation, in order to detect an odds ratio of 0.8 (or 1.2) with 80% power at 1% significance for an exposure that occurs in 15% of controls a sample of 2685 cases (or 3424 cases) would be needed.

The conventional analog solution controls a sample-and-hold circuit located at the output of the analog MF to identify the optimum sampling instant.

A positive control (a sample known to be positive for the template) and a negative control (a sample devoid of template) were included in each reaction.

As control, a sample of transformants with an altered morphology was purified through single conidial isolation.

As a negative control, a sample without liposomes was subjected to the same procedure.

As a control, a sample was prepared from total DNA (without undergoing immunoprecipitation).