• Data reference period
• Geographic localization (NUTS - 2001)

• LOCAL UNIT:  An enterprise or part thereof (e.g. a workshop, factory, warehouse, office, mine or depot) situated in a geographically identified place. At or from this place economic activity is carried out for which ' save for certain exceptions ' one or more persons work (even if only part-time) for one and the same enterprise.
• REFERENCE PERIOD:  Period to which the information refers and which may be a specific day or a time interval (month, fiscal year, calendar year, among others).
• PRACTICED CAPACITY:  Indicator that corresponds to the number of beds (including neonatology and pediatric cots) available and equipped for the immediate admission of patients to a healthcare establishment.
• HEALTH ESTABLISHMENT:  Establishment where health care is provided, under technical and administrative direction, in facilities that are assigned to it.
• RESIDENT POPULATION:  The persons who regardless of the fact that at the moment of observation ' 0:00 a.m. of the reference day ' are present or absent in a given housing unit, this unit being where they live during most of the year with their family, or where they have all or most of their belongings.

[Number of beds (practised allotment) in hospitals and official clinics during the year n/ Resident population estimated for the middle of the year]*1000