2008
DOI: 10.1542/peds.2007-2313
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Heritability of Bronchopulmonary Dysplasia, Defined According to the Consensus Statement of the National Institutes of Health

Abstract: Objective-The goal was to determine the magnitude of genetic effects on susceptibility and risk factors for bronchopulmonary dysplasia by using the clinically validated National Institutes of Health consensus definition as a demonstrated proxy for long-term respiratory and neurodevelopmental outcomes in extremely low birth weight infants.Methods-We analyzed clinical data from twin pairs born at ≤30 completed weeks gestation in British Columbia, Canada, between 1993 and 2006. Differences in correlations between… Show more

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Cited by 207 publications
(148 citation statements)
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References 35 publications
(36 reference statements)
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“…BPD was defined as a chronic requirement for supplemental oxygen at 36 wk of postmenstrual age or at the time of discharge home, whichever came first. BPD was further graded by severity using criteria adapted from the National Institute of Child Health and Human Development (13), as described elsewhere (36). The Fisher exact test was used to determine significance of differences in genotype frequency between term and preterm infants using a dominant genetic model.…”
Section: Gene-expression Microarray Data Processing and Network Analysismentioning
confidence: 99%
“…BPD was defined as a chronic requirement for supplemental oxygen at 36 wk of postmenstrual age or at the time of discharge home, whichever came first. BPD was further graded by severity using criteria adapted from the National Institute of Child Health and Human Development (13), as described elsewhere (36). The Fisher exact test was used to determine significance of differences in genotype frequency between term and preterm infants using a dominant genetic model.…”
Section: Gene-expression Microarray Data Processing and Network Analysismentioning
confidence: 99%
“…Según algunos estudios, ciertos factores genéticos y epigenéticos desempeñarían un importante papel en su patogenia. 4,11,15 …”
Section: Vulnerabilidad Del Huéspedunclassified
“…Recientemente se ha observado una marcada interacción entre los factores genéticos y los factores de riesgo del medio ambiente, en el desarrollo de la DBP 47,48 . Diversos estudios en mellizos 49,50 han demostrado que factores genéticos aumentarían la susceptibilidad de la DBP, al encontrarse una mayor asociación o concordancia de esta enfermedad en mellizos monozigóticos en comparación con los dizigóticos; independientemente de la edad gestacional, del peso de nacimiento, género, severidad del distrés respiratorio, corticoides antenatales, presencia de ductus, infecciones y de otros factores. La concordancia de la DBP en los mellizos monozigóticos es aproximadamente 2 veces con respecto a los dizigóticos 50 .…”
Section: Factores Genéticosunclassified
“…Diversos estudios en mellizos 49,50 han demostrado que factores genéticos aumentarían la susceptibilidad de la DBP, al encontrarse una mayor asociación o concordancia de esta enfermedad en mellizos monozigóticos en comparación con los dizigóticos; independientemente de la edad gestacional, del peso de nacimiento, género, severidad del distrés respiratorio, corticoides antenatales, presencia de ductus, infecciones y de otros factores. La concordancia de la DBP en los mellizos monozigóticos es aproximadamente 2 veces con respecto a los dizigóticos 50 . El estudio de Lavoie y cols 50 , demostró que en mellizos monozigóticos de 30 semanas o menos de edad gestacional habría una susceptibilidad genética en el desarrollo de la DBP, definida según el último consenso de esta enfermedad 5 .…”
Section: Factores Genéticosunclassified
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