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Related Experiment Video

Updated: Jun 4, 2026

Breakfast Habits among Schoolchildren in the City of Uruguaiana, Brazil

Breakfast Habits among Schoolchildren in the City of Uruguaiana, Brazil

Published on: July 29, 2020

Interregional differences in fertility in Brazil, 1950-1970.

¹Centro de Desenvolvimento e Planejamento Regional, Federal University of Minas Gerais, Rua Curitiba, 832, Belo Horizonte, Brazil.

|February 10, 2011

Summary

This summary is machine-generated.

Regional birth rate disparities in Brazil widened between 1950 and 1970, even as national fertility declined. Interregional migration flows contributed to these growing differences in birth rates.

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Area of Science:

Demography
Brazilian Studies
Socioeconomic Trends

Background:

Fertility rates and regional disparities are key demographic indicators.
Understanding historical demographic shifts in Brazil is crucial for policy and social science.
Socioeconomic factors and migration patterns significantly influence population dynamics.

Purpose of the Study:

To analyze trends and interregional differences in Brazil's birth rate from 1950 to 1970.
To investigate the impact of socioeconomic variables and interregional migration on fertility differentials.

Main Methods:

Utilized data from the 1950 and 1970 Brazilian censuses.
Examined crude and general birth rates across different regions.
Analyzed interregional migration flows and their correlation with fertility differentials.

Main Results:

Regional differences in birth rates (crude and general) widened between 1950 and 1970.
National fertility declined, and regional socioeconomic disparities (income, urbanization) narrowed during this period.
Interregional migration flows had mixed effects but ultimately contributed to widening birth rate differences.

Conclusions:

Despite national fertility decline and narrowing socioeconomic gaps, regional birth rate disparities increased.
Interregional migration played a role in exacerbating these widening fertility differentials across Brazil.
Historical demographic analysis reveals complex interactions between fertility, migration, and socioeconomic factors.