Measure the Quality of life of patients with metastatic breast cancer treated with Palbociclib and endocrine therapy using the Functional Assessment of Cancer Therapy - Breast and compare the group using the Wecancer digital health app with the group using Wecancer and the physical activity monitoring smartwatch.
The comparison of the two groups in relation to quality of life, measured by the general score of the Functional Assessment of Cancer Therapy - Breast and its sub-items, over time will be made using a linear model withmixed effects, that is, fixed effects and random effects. Time and group fixed effects will be considered, the patient will be considered random effect. The effects of time, group and interaction between them will be tested.