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July 29, 2021

Postponed Retirement Slows Cognitive Decline

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Postponing retirement is protective against cognitive decline. The beneficial effect is related to a slowed rate of cognitive decline rather than a boost in cognitive function. That is what a recent study by MPIDR researcher Angelo Lorenti and colleagues found by analyzing data from the U.S. Health and Retirement Study. more

July 28, 2021

Mortality Risk After Widowhood: For Some Immigrants, It Is Even Higher

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Do persons with an immigrant background have an even higher risk of dying after being widowed than native-born persons? An international team including MPIDR researchers answers this question in their recent study. more

July 27, 2021

Migration of Scientists: Who Moves to Germany? Who Leaves Germany?

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A team including MPIDR researcher Xinyi Zhao analyzed migration flows of scientists moving to and from Germany using bibliometric data from over eight million publications from the online publication database Scopus. The strongest connections are found with the US, the UK, and Switzerland. In areas like Engineering and Physics, female scientists moving to Germany may help moderate extreme levels of gender disparities among scientists. more

July 13, 2021

The Higher Developed a Country, the Weaker the Contraceptive Effect of Breastfeeding

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What determines how long it takes to resume fecundity after a childbirth for women who breastfeed? Former MPIDR researchers assessed survey data to answer this question in 84 low- and middle-income countries. They found that the contraceptive effect of breastfeeding has sharply decreased in these countries over the past 40 years. more

June 16, 2021

Fertility in African Countries: Remarried Women Have Less Children

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Remarried women in most of the 34 analyzed sub-Saharan African countries have less children at the end of their reproductive age compared to women in intact first unions. This is what MPIDR researcher Ben Malinga John and his colleague found in their recently published paper. more

May 17, 2021

The Feeling of Being at the Mercy of Fate is Stronger in Underdeveloped Neighborhoods

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Neighborhood characteristics influence our perception of our ability to shape our own life circumstances and attain desired outcomes. That's what a team of researchers including MPIDR scientist Peter Eibich found through combined analysis of survey and georeferenced data. more

April 29, 2021

COVID-19 in England and Wales: Excess Deaths Could Have Doubled Without Mobility Reductions

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Mobility reductions may have prevented more than 94,000 deaths in England and Wales during the first wave of COVID-19 in spring 2020. That is what MPIDR researchers Ugofilippo Basellini, Diego Alburez-Gutierrez, and their colleagues found after linking digital trace data to excess mortality. more

April 27, 2021

Varying COVID-19 Case Fatality Rates

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In Italy, around one in seven people suffering from COVID-19 died at the end of June 2020 compared to a good two percent of those infected in South Korea. These differences are largely explained by the age structure of people who had tested positive for COVID-19, but to some degree they also reflect differences in the extent to which the healthcare systems were overburdened. more

April 13, 2021

COVID-19 Is Not the Only Cause of Excess Deaths in the U.S.

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The population in the United States suffers from a mortality disadvantage. By comparing death rates in the U.S. with those of the five biggest European countries, demographer Yana Vierboom and a colleague found excess death numbers to be greater than the number of deaths attributed to COVID-19 in 2020. more

April 06, 2021

Global Comparison: How Many Mothers Have Lost a Child

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The first systematic comparison of 170 countries reveals large global inequalities in the number of mothers who have experienced the death of a child. more

The Max Planck Institute for Demographic Research (MPIDR) in Rostock is one of the leading demographic research centers in the world. It's part of the Max Planck Society, the internationally renowned German research society.