Food security—consistent access to enough food for an active, healthy life—is essential for health and good nutrition. The extent to which a nation’s population achieves food security is an indication of its material and social well-being. Differences in the prevalence of household level...

The statistical measures used by the U.S. Department of Agriculture since 1995 to monitor the food security of the Nation’s households—the extent to which they can consistently acquire adequate food for active healthy living—are based on a single-parameter logistic latent-trait measurement...

Prior research has shown that food insecurity is more common among U.S households with an adult who has a work-limiting disability than among other households. To provide more detail on the prevalence of food insecurity by a range of types of disabilities, we analyzed data from the Current...

Many doctors in developing countries provide considerably lower levels of quality to their patients than they have been trained to provide. The gap between best practice and actual performance is difficult to measure for individual doctors who differ in levels of training and experience and who...

We examine the implications of health seeking behavior on access to quality health care using a unique dataset that combines a household survey from rural Tanzania with the location and quality of all health facilities available to households. Patients do not always visit the nearest facility,...

We examine data from rural Arusha region in Tanzania in which households are asked to recall the illness episodes of randomly chosen other households in their village. We analyze the probability that a household would be able to recall another illness episode as a function of the characteristics...

An estimated 85.1 percent of American households were food secure throughout the entire year in 2011, meaning that they had access at all times to enough food for an active, healthy life for all household members. The remaining households (14.9 percent) were food insecure at least some time...