Impact on Quality of Life and Health of the CONTINUUM+ CONNECT Remote Monitoring Solution

Inclusion Criteria:

1. Adult patients aged ≥ 18 years with a solid tumor (only breast, lung, colorectal,prostate cancer) at the metastatic stage followed on an outpatient basis;
2. Patients initiating oral and/or injectable anticancer treatment, whatever the line oftreatment, administered on an outpatient basis including day hospitalization;
3. Patients who have given their written, free and informed consent;
4. Patients with life expectancy of more than 3 months;
5. Patients able to complete questionnaires according to the investigator's judgment, andto use the CONTINUUM+ CONNECT electronic application either alone or accompanied by aprofessional (home nurse);
6. Patients affiliated to a social security scheme or beneficiaries of such a scheme.

Exclusion Criteria:

1. Patients receiving home hospitalization care or being hospitalized at the time oftreatment initiation;
2. Patients receiving concomitant radiotherapy;
3. Patients using another remote monitoring application;
4. Patients enrolled in another clinical trial;
5. Patients protected by law.