Observational study designs like cohort, case-control, and cross-sectional are the backbone of epidemiology, but each comes with unique strengths, limitations, and bias risks. Understanding these ...

This activity was supported by Contract No. VA241-P-2024/VA119A-15-J-0030 from the U.S. Department of Veterans Affairs. Any opinions, findings, conclusions, or ...

The CCTS Biostatistics, Epidemiology & Research Design (BERD) unit comprises a multidisciplinary team of expert biostatisticians, epidemiologists, and methodologists that supports the education, ...

Epidemiology is considered to be the cornerstone of public health, enabling the study of distribution patterns that assist with identifying the determinants of health and disease conditions. This ...

Background Systemic lupus erythematosus (SLE) shows marked heterogeneity in epidemiology across regions and over time.

An ad hoc consensus committee of the National Academies of Sciences, Engineering, and Medicine will conduct an epidemiologic study of the health of veterans who served at Fort McClellan, Alabama, from ...