English to French Social Sciences Marketing

Measurements of non-fatal health outcomes typically come from surveys in which individuals give self-assessments of their health. However, respondents may interpret the same question in different ways, depending on their cultural norms, social environment, or personal characteristics, potentially leading to biased estimates. Recent innovations in survey research now make it possible to correct for such self-report bias using *****anchoring vignettes*****—-brief descriptions of hypothetical health states that help to ‘anchor’ self-responses.

Je comprends parfaitement de quoi il s'agit. Quelqu'un connaît-il le terme utilisé par les pros des enquêtes d'opinion?

Merci d'avance