Keyword search (4,163 papers available)

"birth weight" Keyword-tagged Publications:

Title Authors PubMed ID
1 Maternal exposure to black carbon and nitrogen dioxide during pregnancy and birth weight: Using machine-learning methods to achieve balance in inverse-probability weights Dong S; Abu-Awad Y; Kosheleva A; Fong KC; Koutrakis P; Schwartz JD; 35227679
PSYCHOLOGY
2 Effects of snack intake during pregnancy and lactation on reproductive outcome in mild hyperglycemic rats Martins MG; Cruz AGD; Oliveira GP; Woodside B; Horta-Júnior JACE; Kiss ACI; 34332976
PSYCHOLOGY
3 Birth weight is associated with adolescent brain development: A multimodal imaging study in monozygotic twins. Hayward DA, Pomares F, Casey KF, Ismaylova E, Levesque M, Greenlaw K, Vitaro F, Brendgen M, Rénard F, Dionne G, Boivin M, Tremblay RE, Booij L 32881198
PSYCHOLOGY
4 Birth weight discordance, DNA methylation, and cortical morphology of adolescent monozygotic twins. Casey KF, Levesque ML, Szyf M, Ismaylova E, Verner MP, Suderman M, Vitaro F, Brendgen M, Dionne G, Boivin M, Tremblay RE, Booij L 28032437
PSYCHOLOGY

 

Title:Maternal exposure to black carbon and nitrogen dioxide during pregnancy and birth weight: Using machine-learning methods to achieve balance in inverse-probability weights
Authors:Dong SAbu-Awad YKosheleva AFong KCKoutrakis PSchwartz JD
Link:https://pubmed.ncbi.nlm.nih.gov/35227679/
DOI:10.1016/j.envres.2022.112978
Publication:Environmental research
Keywords:Birth weightBlack carbonCausal methodMachine learningNitrogen dioxidePropensity score
PMID:35227679 Category: Date Added:2022-03-01
Dept Affiliation: PSYCHOLOGY
1 Department of Environmental Health, Harvard T.H. Chan School of Public Health, Boston, USA. Electronic address: shuxindong@hsph.harvard.edu.
2 Department of Psychology, Concordia University, Montreal, Canada.
3 Department of Environmental Health, Harvard T.H. Chan School of Public Health, Boston, USA.
4 School of the Environment, Yale University, New Haven, USA.
5 Department of Environmental Health, Harvard T.H. Chan School of Public Health, Boston, USA; Department of Epidemiology, Harvard T.H. Chan School of Public Health, Boston, USA.

Description:

Background: Low birth weight is associated with increased risks of health problems in infancy and later life. Among the epidemiological analyses suggesting an association between air pollution and birth weight, few have estimated the effects of black carbon (BC) or together with nitrogen dioxide (NO2), and even fewer studies have used causal modelling.

Methods: We examined 1,119,011 birth records between 2001/01/01 and 2015/12/31 from the Massachusetts Birth Registry to investigate causal associations between prenatal exposure to BC and NO2 and birth weight. We calculated mean residential BC and NO2 exposures 0-30, and 31-280 days prior to birth from validated spatial-temporal models. We fit generalized propensity score models with gradient boosting tuned by a new algorithm to achieve covariate balance, then fit marginal structural models with stabilized inverse-probability weights.

Results: Throughout pregnancy, the average birth weight would drop by 17.0 g (95% CI: 15.4, 18.6) for an IQR increase of 0.14 µg/m3 in BC and would independently drop by 19.9 g (95% CI: 18.6, 21.3) for an IQR increase of 9.8 ppb in NO2. Most of the negative effects of BC on birth weight are from 0 to 30 days before the delivery date. The estimated odds ratio of low birth weight for every IQR increase during the entire pregnancy was 1.131 (95% CI: 1.106, 1.156) for BC and 1.082 (95% CI: 1.062, 1.103) for NO2.

Conclusions: We found that prenatal exposures to both BC and NO2 were associated with lower birth weight.





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