Table 1.

Variables definition

Variable	Description	Domain
Male	Dummy equal to 1 if male	Socio-demographic
Foreign	Dummy equal to 1 if foreign	Socio-demographic
Age	Age at the time of the first access	Socio-demographic
Multichronicity	Dummy equal to 1 if suffering for multiple chronic conditions	Clinical
Mental disorders	Dummy equal to 1 if suffering chronic mental disorders	Clinical
Nervous system and sense organs	Dummy equal to 1 if suffering for chronic diseases of the nervous system and sense organs	Clinical
Circulatory system	Dummy equal to 1 if suffering for chronic diseases of the circulatory system	Clinical
Respiratory system	Dummy equal to 1 if suffering for chronic diseases of the respiratory system	Clinical
Genitourinary system	Dummy equal to 1 if suffering for chronic diseases of the genitourinary system	Clinical
Skin and subcutaneous tissue	Dummy equal to 1 if suffering for chronic diseases of the skin and subcutaneous tissue	Clinical
Musculoskeletal system	Dummy equal to 1 if suffering for chronic diseases of the musculoskeletal system	Clinical
Congenital anomalies	Dummy equal to 1 if suffering for chronic congenital anomalies	Clinical