This article, the sixth in a series of monographs for the journal on research design and analysis, discusses statistical concepts related to the measurement of nutrition-related characteristics and outcomes, including validity, reliability, and diagnostic tests. The paper is designed to help...

This article, the sixth in a series of monographs for the journal on research design and analysis, discusses statistical concepts related to the measurement of nutrition-related characteristics and outcomes, including validity, reliability, and diagnostic tests. The paper is designed to help...

The use of epidemiologic research designs and analytical methods is common in nutrition research, as researchers seek to understand dietary and other factors associated with health status and illness. This monograph on research methodology presents the basic observational study designs most...

The use of epidemiologic research designs and analytical methods is common in nutrition research, as researchers seek to understand dietary and other factors associated with health status and illness. This monograph on research methodology presents the basic observational study designs most...