Some Cautions in Labeling Effects
Abstract
Abstract To the Editor.— Havas et al1 recently reported a neutral labeling effect in the Massachusetts Model Systems for the blood cholesterol screening project. Their report, although provocative and timely, leaves several unresolved questions of concern.First, patient selection factors are largely undefined. The authors provide no details about how patients were recruited from the four sociodemographically diverse Massachusetts communities, nor whether those participating in the last...