Data collection is sometimes performed without considering the effect poorly collected data has in the strength of statistical conclusions. When researchers properly design an experiment, they are ...

Anyone who’s read my stuff with any regularity is acutely aware of my disdain for the way many observational studies are conducted and interpreted in health and nutrition research, as well as my ...

Clinical trials are most commonly associated with drugs and devices, but there are notable examples of trials that involve health policy. Many such trials test innovations in the delivery of services, ...