Life expectancy at birth, total (years)World Development IndicatorsLife expectancy at birth indicates the number of years a newborn infant would live if prevailing patterns of mortality at the time of its birth were to stay the same throughout its life.World Population Prospects, United Nations (UN), uri: UN Population Division; Statistical databases and publications from national statistical offices, National Statistical Offices (NSOs), note: Derived from male and female life expectancy at birth from sources such as statistical databases and publications from national statistical offices.; Demographic Statistics, Eurostat (ESTAT), note: Derived from male and female life expectancy at birth from sources such as Eurostat: Demographic Statistics.Health