Development of the Informed Choice in Mammography Screening Questionnaire (IMQ): factor structure, reliability, and validity.

ABSTRACT:

Background

Informed choice is of ethical and practical importance in mammography screening. To assess the level to which decisions regarding such screening are informed is thus imperative, but no specific instrument has been available to measure informed choice in the German mammography screening programme. The aims of this study were to develop the Informed Choice in Mammography Screening Questionnaire (IMQ) and to find first evidence for the factor structure, reliability and validity of its different components.

Methods

The IMQ was sent to 17.349 women aged 50 in Westphalia-Lippe, Germany. The instrument has been developed after consideration of (1) the results of qualitative interviews on decision making in the mammography screening programme, (2) relevant literature on o

SUBMITTER: Reder M 

PROVIDER: S-EPMC6423759 | biostudies-literature | 2019 Mar

REPOSITORIES: biostudies-literature