Evidence map›Paper›PMID 18320229›Full record

ArticleHuman genetics2008

Maternal cigarette smoking, metabolic gene polymorphisms, and preterm delivery: new insights on GxE interactions and pathogenic pathways.

Hui-Ju Tsai, Xin Liu, Karen Mestan, Yunxian Yu, Shanchun Zhang, Yaping Fang, Colleen Pearson, Katherin Ortiz, Barry Zuckerman, Howard Bauchner and 4 more

Open access · greenAbstract read
In one paragraph

Article in Human genetics, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 45 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
45citing papers in PubMed, 1 pooled it
10.3field-weighted citation impact, top 2% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

45 citing papers in PubMed, 1 synthesis or guideline pooled it, 81 citations in OpenAlex.

  1. Cyclo-oxygenase (COX) inhibitors for preventing preterm labour.The Cochrane database of systematic reviews · 2012
    Pooled it
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  3. African ancestry, early life exposures, and respiratory morbidity in early childhood.Clinical and experimental allergy : journal of the British Society for Allergy and Clinical Immunology · 2012
    Trial
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

14 authors at 3 institutions in 2 countries.

Hui-Ju TsaiMary Ann and J. Milburn Smith Child Health Research Program, Children's Memorial Hospital and Children's Memorial Research Center, Department of Pediatrics, Feinberg School of Medicine, Northwestern University, Chicago, IL, USA. htsai@childrensmemorial.org
Xin Liu
Karen Mestan
Yunxian Yu
Shanchun Zhang
Yaping Fang
Colleen Pearson
Katherin Ortiz
Barry Zuckerman
Howard Bauchner
Sandra Cerda
Phillip G Stubblefield
Xiping Xu
Xiaobin Wang
Lurie Children's Hospital · USNorthwestern University · USUniversity of Illinois Chicago · US

Funding

Preterm Birth, Maternal and Cord Blood Metabolome, and Child Metabolic RiskR01HD041702 · NICHD · LURIE CHILDREN'S HOSPITAL OF CHICAGO · PI Frank B Hu, XIAOBIN WANG · 2001 to 2026
$11.1M
DDT, Endocrine Disruption and Reproductive OutcomesR01ES011682 · NIEHS · CHILDREN'S MEMORIAL HOSPITAL (CHICAGO) · PI WANG, XIAOBIN · 2001 to 2003
$926k
Appropriate Use of Oral Antibiotics in ChildrenK24HD042489 · NICHD · BOSTON MEDICAL CENTER · PI BAUCHNER, HOWARD · 2004 to 2008
$712k
Molecular Epidemiology of Preterm BirthR21ES011666 · NIEHS · CHILDREN'S MEMORIAL HOSPITAL (CHICAGO) · PI WANG, XIAOBIN · 2002 to 2004
$562k
NICHD NIH HHS K24 HD 042489NICHD NIH HHS K24 HD042489NICHD NIH HHS R01 HD041702NICHD NIH HHS R01 HD41702NIEHS NIH HHS R01 ES011682NIEHS NIH HHS R01ES11682NIEHS NIH HHS R21 ES011666NIEHS NIH HHS R21ES11666
6 · The paper itself

Abstract

Preterm delivery (PTD, <37 weeks of gestation) is a significant clinical and public health problem. Previously, we reported that maternal smoking and metabolic gene polymorphisms of CYP1A1 MspI and GSTT1 synergistically increase the risk of low birth weight. This study investigates the relationship between maternal smoking and metabolic gene polymorphisms of CYP1A1 MspI and GSTT1 with preterm delivery (PTD) as a whole and preterm subgroups. This case-control study included 1,749 multi-ethnic mothers (571 with PTD and 1,178 controls) enrolled at Boston Medical Center. After adjusting covariates, regression analyses were performed to identify individual and joint associations of maternal smoking, two functional variants of CYP1A1 and GSTT1 with PTD. We observed a moderate effect of maternal smoking on PTD (OR = 1.6; 95% CI: 1.1-2.2). We found that compared to non-smoking mothers with low-risk genotypes, there was a significant joint association of maternal smoking, CYP1A1 (Aa/aa) and GSTT1 (absent) genotypes with gestational age (beta = -3.37; SE = 0.86; P = 9 x 10(-5)) and with PTD (OR = 5.8; 95% CI: 2.0-21.1), respectively. Such joint association was particularly strong in certain preterm subgroups, including spontaneous PTD (OR = 8.3; 95% CI: 2.7-30.6), PTD < 32 weeks (OR = 11.1; 95% CI: 2.9-47.7), and PTD accompanied by histologic chorioamnionitis (OR = 15.6; 95% CI: 4.1-76.7). Similar patterns were observed across ethnic groups. Taken together, maternal smoking significantly increased the risk of PTD among women with high-risk CYP1A1 and GSTT1 genotypes. Such joint associations were strongest among PTD accompanied by histologic chorioamnionitis.

Indexed as

Polymorphism, GeneticAdultBase SequenceCase-Control StudiesChorioamnionitisCytochrome P-450 CYP1A1DNA PrimersFemaleGenotypeGlutathione TransferaseHumansInfant, NewbornMetabolismOdds RatioPregnancyPremature BirthCytochrome P-450 CYP1A1DNA Primersglutathione S-transferase T1Glutathione Transferase

Identifiers

PMID18320229
PMCPMC2852624
OpenAlexW1982583660

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.