ineffectiveness leads to a recommendation that the intervention not be used. The systematic search identified 243 studies on tobacco interventions that met the inclusion criteria. Of these 243 ixiixi 77 were ixiixi on the basis of limitations in their execution or design ixiixi were not considered.

for some tobacco users and help others quit entirely. ixiixi interventions that work in general and that are well-matched to local needs and capabilities and then implementing those ixiixi well are vital steps for reducing tobacco use and ETS exposure. In setting priorities for the selection of interventions ixiixi meet local objectives, recommendations and other evidence provided ixiixi the Community Guide should be considered along ixiixi such local information as resource availability, administrative structures, and economic, social, and regulatory environments ixiixi organizations ixiixi practitioners. Information regarding applicability can be used ixiixi assess the extent to ixiixi the intervention ixiixi be useful in a particular setting or population. Though limited, economic information --- to be provided in the full report in 2001 --- might be useful in identifying a) resource requirements for interventions, and b) ixiixi that meet public health goals more efficiently ixiixi other available.

Given that tobacco use is the largest preventable cause of death in the United States, reducing tobacco use and ixiixi exposure.