Metadata

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 Live births outside marriage (%)
Characteristic Description
Name Live births outside marriage (%) by Place of residence (NUTS - 2013); Annual
Regularity Annual
Source Statistics Portugal, Live-birth statistics
First available period 2011
Last available period 2022
Dimensions
  • Data reference period
  • Place of residence (NUTS - 2013)
Concepts
  • LIVE BIRTHS:  Live birth product.
  • REFERENCE PERIOD:  The length of time for which data are collected, e.g. a specific day, month or year.
Formule Live births outside marriage:
Number of live births outside marriag, in case of absolute values. Relation between this number and the total number of live births, in the case of percentile values.
Measure unit (symbol) Percentage (%)
Power of 10  0
Observations
Last update date 28/04/2023

 

 Mean age of mother at birth of first child (Years)
Characteristic Description
Name Mean age of mother at birth of first child (Years) by Place of residence (NUTS - 2013); Annual
Regularity Annual
Source Statistics Portugal, Demographic indicators
First available period 2011
Last available period 2022
Dimensions
  • Data reference period
  • Place of residence (NUTS - 2013)
Concepts
  • REFERENCE PERIOD:  The length of time for which data are collected, e.g. a specific day, month or year.
  • 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.
  • MEAN AGE OF WOMEN AT FIRST BIRTH:  The mean age of women when their first child is born, during a given period, usually a calendar year.
Measure unit (symbol) Year (Year)
Power of 10  0
Observations For a given calendar year, the mean age of the mother at the birth of the first child is calculated using the number of first-order births by the ages of the mothers
Last update date 28/04/2023

 

 Crude birth rate (‰)
Characteristic Description
Name Crude birth rate (‰) by Place of residence (NUTS - 2013); Annual
Regularity Annual
Source Statistics Portugal, Demographic indicators
First available period 2011
Last available period 2022
Dimensions
  • Data reference period
  • Place of residence (NUTS - 2013)
Concepts
  • AVERAGE POPULATION:  The average population during a calendar year, generally calculated as the arithmetic mean of the population on two consecutive years.
  • REFERENCE PERIOD:  The length of time for which data are collected, e.g. a specific day, month or year.
  • CRUDE BIRTH RATE:  The ratio of the number of births during the year to the average population in that year. The value is expressed per 1000 inhabitants.
Formule CBR=[LB(t-1, t)/[P(t)+P(t-1)]/2]*10^n;

P(t)=Population at moment t;
P(t-1)=Population at moment (t-1);
LB(t-1,t)=Live births between the moments (t-1) e t;
n = 2 ou 3.
Measure unit (symbol) Permillage (‰)
Power of 10  0
Observations
Last update date 15/06/2023


information presented in 16/4/2024