Several authors have addressed the problem of calculating sample size for a matched case-control study with a dichotomous exposure. The approach of Parker and Bregman (1986, Biometrics 42, 919-926) is ...

Background Immunogenicity to SARS-CoV-2 vaccination in patients with SLE varies by vaccine type and immune-modulating therapy. However, data in Southeast Asian populations, especially among Thai ...

Sample size (the number of individuals examined for a study) is the most important factor determining the accuracy of the study results. The accuracy and reproducibility of research studies are a ...

Acknowledgments: I am grateful to Mary Mack, CEDS, CISSP, for her valuable feedback on an early draft of this piece. At some point eDiscovery practitioners seem to have tacitly agreed that sample ...

Whereas cardiovascular disease-related mortality has declined in most developed countries, its known prevalence is increasing worldwide, although few data on the causes of heart disease in the ...

Biometrics is a scientific journal emphasizing the role of statistics and mathematics in the biological sciences. Its object is to promote and extend the use of mathematical and statistical methods in ...