Titre :
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Study of environmental, social, and paternal factors in preterm delivery using sibs and half sibs. A population-based study in Denmark. (1999)
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Auteurs :
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O. Basso ;
K. CHRISTENSEN ;
J. OLSEN ;
The Danish Epidemiology Science Centre at the Department of Epidemiology and Social Medicine. Aarhus University. Aarhus. DNK
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Type de document :
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Article
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Dans :
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Journal of epidemiology and community health (vol. 53, n° 1, 1999/01)
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Pagination :
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20-23
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Langues:
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Anglais
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Mots-clés :
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Homme
;
Femme
;
Danemark
;
Europe
;
Epidémiologie
;
Facteur risque
;
Facteur socioéconomique
;
Mobilité sociale
;
Prématurité
;
Statut social
;
Père
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Résumé :
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[BDSP. Notice produite par INIST fKaR0xuU. Diffusion soumise à autorisation]. Objective-The aim of this study was to evaluate the influence on preterm delivery of changes in putative genetic and environmental risk factors between two consecutive births. Low social status is a suspected risk indicator of preterm delivery, but the impact of social mobility has not been studied before. Participants-The study uses national cohorts in which women act as their own controls. Subjects were identified by means of registries : 10 455 women who gave birth to a preterm child and had a subsequent live birth between 1980 and 1992 and 9849 women who gave birth to a child after 37 completed weeks of gestation and had a subsequent live born child in the same time period formed the cohorts. Methods-The risk of having a premature infant in the subsequent pregnancy was analysed in each cohort as a function of changes in male partner, residency, occupation, and social status between the two pregnancies. Results-There was a strong tendency to repeat a preterm delivery (18% v 6% in the general population). Social decline was associated with a moderate increase in the recurrence risk (OR : 1.22 ; 95% CI : 1.02,1.47). In the reference cohort the risk of preterm delivery associated with changing from a rural to an urban municipality was 2.03 (95% CI : 1.14,3.64). Conclusions-Social decline and moving to an urban municipality may be associated with preterm delivery.
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