ArticleJAMA pediatrics2016
Association Between Maternal Prepregnancy Body Mass Index and Plasma Folate Concentrations With Child Metabolic Health.
Article in JAMA pediatrics, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 55 papers, 1 of them a synthesis that pooled 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.
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.
Who cites it
55 citing papers in PubMed, 1 synthesis or guideline pooled it, 85 citations in OpenAlex.
- Association of maternal folate intake during pregnancy with infant asthma risk.Scientific reports · 2019Pooled it
- Paternal folate deficiency induces hepatic insulin resistance in offspring mice.Nutrition & diabetes · 2026Article
- Advances in Research on Childhood-Obesity Associated With Gestational Diabetes Mellitus.Journal of diabetes · 2026Review
- Maternal Overnutrition and Fetal Programming: Long-Term Metabolic, Cognitive, and Epigenetic Consequences.Cells · 2026Review
- Endocrine-disrupting properties of heavy metal exposure contribute to the intergenerational effects on learning and memory.Frontiers in endocrinology · 2026Review
- Prenatal Per- and Polyfluoroalkyl Substances (PFAS) Exposures, Newborn Mitochondrial DNA Copy Number, and the Modifying Role of the Maternal Folate Level.Environmental science & technology · 2025Article
- Combined effects of maternal supplementation of iron, calcium, folic acid, and multivitamin during pregnancy on obesity in Chinese preschoolers born macrosomia.Frontiers in pediatrics · 2025Article
- Environmental exposures influence multigenerational epigenetic transmission.Clinical epigenetics · 2024Review
- Distribution and correlates of plasma folate, vitamin B12, and homocysteine in a sample of low-income minority children aged 6 months to 9 years in the U.S.Precision nutrition · 2024Article
- Maternal One-Carbon Nutrient Intake and Risk of Being Overweight or Obese in Their Offspring-A Transgenerational Prospective Cohort Study.Nutrients · 2024Article
- Risk of Excess Maternal Folic Acid Supplementation in Offspring.Nutrients · 2024Review
- Biological Pathways Associated with Vitamins in Autism Spectrum Disorder.Neurotoxicity research · 2023Review
- Early Life Origins of Cardio-Metabolic Outcomes in Boston Birth Cohort: Review of Findings and Future directions.Precision nutrition · 2023Article
- Contrasting Association of Maternal Plasma Biomarkers of Smoking and 1-Carbon Micronutrients with Offspring DNA Methylation: Evidence of Aryl Hydrocarbon Receptor Repressor Gene-Smoking-Folate Interaction.The Journal of nutrition · 2023Article
- Plasma Insulin Concentration in Newborns and Children and Age at Menarche.Diabetes care · 2023Article
- Cord Blood Plasma Metabolome-wide Associations With Height From Birth to Adolescence.Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research · 2023Article
- Pregnancy homocysteine and cobalamin status predict childhood metabolic health in the offspring.Pediatric research · 2023Article
- Article
- Metabolic Interaction Between Folate, Vitamin B12, and Polyunsaturated Fatty Acids in Pregnancy.Advances in experimental medicine and biology · 2023Article
- Metabolome-Wide Association Study of Cord Blood Metabolites With Blood Pressure in Childhood and Adolescence.Hypertension (Dallas, Tex. : 1979) · 2022Article
Corrections and comments
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Authors and funding
18 authors at 6 institutions in 2 countries.
Funding
Abstract
importancePrevious reports have linked maternal prepregnancy obesity with low folate concentrations and child overweight or obesity (OWO) in separate studies. To our knowledge, the role of maternal folate concentrations, alone or in combination with maternal OWO, in child metabolic health has not been examined in a prospective birth cohort.
objectiveTo test the hypotheses that maternal folate concentrations can significantly affect child metabolic health and that sufficient maternal folate concentrations can mitigate prepregnancy obesity-induced child metabolic risk. DESIGN, SETTING, AND
participantsThis prospective birth cohort study was conducted at the Boston Medical Center, Boston, Massachusetts. It included 1517 mother-child dyads recruited at birth from 1998 to 2012 and followed up prospectively up to 9 years from 2003 to 2014. MAIN OUTCOMES AND MEASURES: Child body mass index z score calculated according to US reference data, OWO defined as a body mass index in the 85th percentile or greater for age and sex, and metabolic biomarkers (leptin, insulin, and adiponectin).
resultsThe mean (SD) age was 28.6 (6.5) years for mothers and 6.2 (2.4) years for the children. An L-shaped association between maternal folate concentrations and child OWO was observed: the risk for OWO was higher among those in the lowest quartile (Q1) as compared with those in Q2 through Q4, with an odds ratio of 1.45 (95% CI, 1.13-1.87). The highest risk for child OWO was found among children of obese mothers with low folate concentrations (odds ratio, 3.05; 95% CI, 1.91-4.86) compared with children of normal-weight mothers with folate concentrations in Q2 through Q4 after accounting for multiple covariables. Among children of obese mothers, their risk for OWO was associated with a 43% reduction (odds ratio, 0.57; 95% CI, 0.34-0.95) if their mothers had folate concentrations in Q2 through Q4 compared with Q1. Similar patterns were observed for child metabolic biomarkers. CONCLUSIONS AND RELEVANCE: In this urban low-income prospective birth cohort, we demonstrated an L-shaped association between maternal plasma folate concentrations and child OWO and the benefit of sufficient folate concentrations, especially among obese mothers. The threshold concentration identified in this study exceeded the clinical definition of folate deficiency, which was primarily based on the hematological effect of folate. Our findings underscore the need to establish optimal rather than minimal folate concentrations for preventing adverse metabolic outcomes in the offspring.
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Registered trials
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.