Browsing by Author "784907d4-7fdb-4986-b72c-d04426b76b6a"
Now showing items 1-10 of 10
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East, Patricia; Delker, Erin; Lozoff, Betsy; Delva, Jorge; Castillo, Marcela; Gahagan, Sheila (Wiley, 2018)This study examined whether iron deficiency (ID) in infancy contributes to problem behaviors in adolescence through its influence on poor regulatory abilities in childhood. Chilean infants (N=1,116) were studied whenthere ...
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Rose, Olga; Blanco, Estela; Martinez, Suzanna M.; Sim, Eastern Kang; Castillo, Marcela; Lozoff, Betsy; Vaucher, Yvonne E.; Gahagan, Sheila (American Academy of Pediatrics, 2013)OBJECTIVE: To examine the relationship between gestational age and mental and psychomotor development scores in healthy infants born between 37 and 41 weeks. METHODS: The cohort included 1562 participants enrolled during ...
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Alliende, M. Angélica; Cámpora, Laura; Curotto, Bianca; Toro, Jessica; Valiente, Alf; Castillo, Marcela; Cortés, Fanny; Trigo, César; Alvarado, Cecilia; Silva, Manuel; Carú Marambio, Margarita (2008)Mental retardation or intellectual disability affects 2% of the general population, but in 60% to 70% of cases the real cause of this retardation is not known. An early etiologic diagnosis of intellectual disability can ...
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Lozoff, Betsy; Jimenez, Elias; Wolf, Abraham W.; Angelilli, Mary Lu; Zatakia, Jigna; Jacobson, Sandra W.; Kaciroti, Niko; Clark, Katy M.; Tao, Min; Castillo, Marcela; Walter, Tomas; Pino, Paulina (2009)Objective: To determine whether longer breastfeeding is associated with higher infant lead concentrations. Study design: Data were analyzed from 3 studies of developmental effects of iron deficiency in infancy: Costa Rica ...
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Lozoff, Betsy; Smith, Julia B.; Clark, Katy M.; Perales, Carmen Gloria; Rivera, Francisca; Castillo, Marcela (2010)BACKGROUND: Iron-deficiency anemia (IDA) is associated with alterations in infant behavior and development that may not be corrected with iron therapy. OBJECTIVE: To determine if a home-based intervention to foster child ...
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Correa-Burrows, Paulina; Blanco, Estela; Reyes, Marcela; Castillo, Marcela; Peirano, Patricio; Algarín, Cecilia; Lozoff, Betsy; Gahagan, Sheila; Burrows, Raquel (BMJ Publishing Group, 2016)Objective: Leptin is a pleiotropic hormone associated with learning and memory via brain receptors. However, elevated plasma leptin levels may impair cognitive and memory functions. Since individual differences in memory ...
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Gahagan, Sheila; Yu, Sunkyung; Kaciroti, Niko; Castillo, Marcela; Lozoff, Betsy (2009)Iron deficiency remains the most common nutritional deficiency worldwide and supplementation is recommended during periods of high risk, including infancy. However, questions have been raised about possible adverse effects ...
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De Andraca, Isidora; Castillo, Marcela; Walter, Tomás (1997)Research has shown an association between iron deficiency anemia and adverse effects on behavior and psychomotor development in infants and children. The exact mechanisms behind these associations are not fully understood. ...
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De Andraca, Isidora; Pino, Paulina; De La Parra, Alicia; Rivera, Francisca; Castillo, Marcela (1998)Objective: The objective of this study is to evaluate the effect of risk factors on infant development, among low socioeconomic children born under optimal biological conditions, and who are exposed to adverse social ...
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Sexual intercourse among adolescents in Santiago, Chile: A study of individual and parenting factors Sanchez, Ninive; Grogan-Kaylor, Andrew; Castillo, Marcela; Caballero, Gabriela; Delva, Jorge (Pan American Health Organization, 2010)Objective. To examine a range of individual, parenting, and family factors associated with sexual intercourse among a community sample of youth and their families in Santiago, Chile. Methods. Data were taken from the ...