1. the extent to which diagnostic testing (e.g., genetic testing) is useful in facilitating beneficial health outcomes (e.g., preventing mortality, ameliorating morbidity and disability) from interventions that are initiated based on test results.
2. the extent to which the interventions themselves can be applied successfully and cost-effectively.
1. a person or object that substitutes for the role of an individual who has a significant position in a family or group. See father surrogate; mother surrogate.
2. more generally, any person or entity that substitutes for another.