Salmon Bias or Red Herring? : Comparing Adult Mortality Risks (Ages 30-90) between Natives and Internal Migrants: Stayers, Returnees and Movers in Rotterdam, the Netherlands, 1850-1940.

ABSTRACT: The purpose of this research is to empirically test the salmon bias hypothesis, which states that the "healthy migrant" effect-referring to a situation in which migrants enjoy lower mortality risks than natives-is caused by selective return-migration of the weak, sick, and elderly. Using a unique longitudinal micro-level database-the Historical Sample of the Netherlands-we tracked the life courses of internal migrants after they had left the city of Rotterdam, which allowed us to compare mortality risks of stayers, returnees, and movers using survival analysis for the study group as a whole, and also for men and women separately. Although migrants who stayed in the receiving society had significantly higher mortality risks than natives, no significant difference was found for migrants who

SUBMITTER: Puschmann P 

PROVIDER: S-EPMC5662680 | biostudies-literature | 2017 Dec

REPOSITORIES: biostudies-literature