• Data reference period
• Geographic location (Portugal)
• Age group
• Discrimination factor

• 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).
• RESIDENT POPULATION:  Set of persons who, regardless of being present or absent in a given housing unit at the moment of observation, have lived in the place of their usual residence for a continuous period of 12 months prior to the moment of observation, or have arrived to the place of their usual residence during the period of 12 months prior to the moment of observation, with the purpose of living there for a year, at least.
• AGE GROUP:  The age interval in years to which a person belongs at the time of reference.
• DISCRIMINATION:  Any distinction, exclusion, restriction or preference or other differential treatment that is directly or indirectly based on prohibited grounds, and which has the intention or effect of nullifying or impairing the recognition, enjoyment, or exercise, on an equal footing, of human rights and fundamental freedoms in the political, economic, social, cultural or any other field of public life. Notes: The prohibited grounds of discrimination are race, colour, sex, language, religion, political or other opinion, social origin, property, birth status, disability, age, nationality, marital and family status, sexual orientation, gender identity, health status, place of residence, economic and social situation, pregnancy, afro-descendant and other status.

(resident population aged 18 to 74 who have experienced discrimination in the last 12 months/resident population aged 18 to 74) *100