Personalized breast cancer screening: Assessment of its feasibility and acceptability in the National Health System. DECIDO

The overall objective is to assess the acceptability and feasibility of offering personalized breast cancer (BC) screening. The specific objectives are: 1) To design an information system; 2) To evaluate the barriers and facilitators of the coordination of health care services and the screening program; 3) To develop a proof of concept of personalized screening; and 4) To evaluate cost-effectiveness.Methodology: 1) Prototype information system with basal and longitudinal variables relevant to apersonalized screening system; 2) Qualitative study with focus groups and survey. The attitude andacceptability on a sample of 210 health professionals will be assessed; 3) Prospective observational study, for proof of concept. Participants will be professionals working in Primary Care, Population Breast Screening Program, or Hospital Breast Unit. It will include 385 women, aged 40-50 from the city of Lleida. Various indicators of acceptability and feasibility will be assessed in women and health professionals; 4) Probabilistic analytical models will be used to evaluate cost-effectiveness.Expected results: We expect to provide valuable and necessary information for the design of personalized screening.