The main purpose is to study, in comparison to classic Home Nursing Care Services (SSIAD), the effect of reinforced Home Nursing Care Services (SSIAD) on the occurrence of hospitalizations

It's a non-interventional, multi-centred, controlled study.

Inclusions will start with patients benefit from a so-called "reinforced" bed in the experimental Home Nursing Care Services (SSIAD), that is, with a score between 11 and 21 on the regional public health authorities (ARS) score. Patients from the classic Home Nursing Care Services SSIAD (control arm) will be inclused on a matching mode to the individual clinical profiles of patients recruited into the reinforced Home Nursing Care Services (SSIAD). Matching will be based on age, sex, and comorbidity score (Charlson scale). Screening for matching will be done by a geriatric physician appointed by the sponsor. Once screened in, patients will be proposed the study by the Home Nursing Care Services SSIAD lead investigator who provides home care. Patients in the control arm will also express no opposition. For each patient accepting the study, their family caregiver - if there is one - will also be proposed the study. Various data: Prescription medicinal, reason and duration of hospitalization, number and reason for emergency department presentations, independence and dependency scores and other scales will be collected retrospectively, at inlcusion (J0) , then monthly (M1 to M12).

Inclusion Criteria:

• Age ≥ 60 years old
• Having obtained a place in SSIAD by medical prescription
• Able to understand and respond to study questionnaires and evaluations with or without the Assistance of a third party
• Resident in territories of activities of the SSIAD participating in assessment
• With social coverage
• Having expressed non-oppostion to his participation in study and documented in his medical file
• Only for patients in " einforced SSIAD ": patient with a so-called "reinforced" bed financed by " Regional Public Health authorities " (ARS) of Ile-de-France, and with a score between 11 and 21 on the ARS score

Exclusion Criteria:

• Age < 60 years old
• Expressing his opposition to participate in the study
• Not resident in the territory of activity of SSIAD
• Requires only technical care and management in the act
• Unable to understand and respond to study questionnaires and evaluations, even with third party assistance

The target population for this study is elderly, polypathological patients who have been prescribed SSIAD. Patients eligible to participate in Reinforced SSIAD experiment are those who meet inclusion and non-inclusion criteria listed below. Patient selection will be done in the SSIAD themselves.