An international Phase IV field study - psychometric properties of the updated module on assessing quality of life of patients with breast cancer EORTC QLQ-BR42.

ABSTRACT:

Background

The EORTC QLQ-BR23, published in 1996, was one of the first disease-specific questionnaires to assess health-related quality of life (HRQoL) in patients with breast cancer (BC). In the last decades, major changes in BC treatment have occurred, requiring an update of this module. The results of the Phase 1-3 of the study were published in 2019. The aim of study was to examine the psychometric properties of the provisional EORTC-QLQ-BR45.questionnaire.

Methods

Patients with a diagnosis of BC, age ≥18 years, and cognitive able to fill the questionnaire were included in the study and completed the provisional questionnaire during a visit at each participating centre. Psychometric analyses included the evaluation of the scale structure, internal consistency, test-retes

SUBMITTER: Bjelic-Radisic V 

PROVIDER: S-EPMC11867226 | biostudies-literature | 2025 Jan

REPOSITORIES: biostudies-literature