Evidence map›Paper›PMID 33661376›Full record

ArticleEuropean journal of nutrition2021

Associations between maternal vitamin D status during three trimesters and cord blood 25(OH)D concentrations in newborns: a prospective Shanghai birth cohort study.

Xirui Wang, Xianting Jiao, Ying Tian, Jun Zhang, Yue Zhang, Juan Li, Fan Yang, Mingqing Xu, Xiaodan Yu, Shanghai Birth Cohort Study

Abstract read
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In one paragraph

Article in European journal of nutrition, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers, 6 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed, 6 pooled it
7.3field-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

40 citing papers in PubMed, 6 syntheses or guidelines pooled it, 55 citations in OpenAlex.

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  7. [Vitamin D level in umbilical cord blood of late preterm infants and the effect of vitamin DZhongguo dang dai er ke za zhi = Chinese journal of contemporary pediatrics · 2022
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  9. Incidence and clinical characteristics of pediatric vitamin D deficiency in Hokkaido, Japan: A survey of cases diagnosed between 2015 and 2019.Clinical pediatric endocrinology : case reports and clinical investigations : official journal of the Japanese Society for Pediatric Endocrinology · 2026
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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

10 authors at 1 institution in 2 countries.

Xirui Wang *Department of Developmental and Behavioral Pediatrics, Pediatric Translational Medicine Institute, Shanghai Children's Medical Center, Shanghai Jiao Tong University School of Medicine, 1678 Dongfang Road, Pudong, Shanghai, 200127, China.
Xianting Jiao *MOE-Shanghai Key Lab of Children's Environmental Health, Xinhua Hospital, Shanghai Jiao Tong University School of Medicine, Yangpu, Shanghai, 200092, China.
Ying TianMOE-Shanghai Key Lab of Children's Environmental Health, Xinhua Hospital, Shanghai Jiao Tong University School of Medicine, Yangpu, Shanghai, 200092, China.
Jun ZhangMOE-Shanghai Key Lab of Children's Environmental Health, Xinhua Hospital, Shanghai Jiao Tong University School of Medicine, Yangpu, Shanghai, 200092, China.
Yue ZhangDepartment of Developmental and Behavioral Pediatrics, Pediatric Translational Medicine Institute, Shanghai Children's Medical Center, Shanghai Jiao Tong University School of Medicine, 1678 Dongfang Road, Pudong, Shanghai, 200127, China.
Juan LiDepartment of Developmental and Behavioral Pediatrics, Pediatric Translational Medicine Institute, Shanghai Children's Medical Center, Shanghai Jiao Tong University School of Medicine, 1678 Dongfang Road, Pudong, Shanghai, 200127, China.
Fan YangDepartment of Developmental and Behavioral Pediatrics, Pediatric Translational Medicine Institute, Shanghai Children's Medical Center, Shanghai Jiao Tong University School of Medicine, 1678 Dongfang Road, Pudong, Shanghai, 200127, China.
Mingqing Xu *Bio-X Institutes, Key Laboratory for the Genetics of Developmental and Neuropsychiatric Disorders (Ministry of Education), Collaborative Innovation Center of Genetics and Development, Shanghai Jiao Tong University, 1954 Huashan Road, Xuhui, Shanghai, 200030, China. mingqingxu@gmail.com.
Xiaodan Yu *Department of Developmental and Behavioral Pediatrics, Pediatric Translational Medicine Institute, Shanghai Children's Medical Center, Shanghai Jiao Tong University School of Medicine, 1678 Dongfang Road, Pudong, Shanghai, 200127, China. xd_yu2003@126.com.ORCID http://orcid.org/0000-0003-2283-7138
Shanghai Birth Cohort Study
Shanghai Jiao Tong University · CN

Funding

Ministry of Science and Technology of the People's Republic of China 2016YFC1305204Ministry of Science and Technology of the People's Republic of China 2020YFC2008002National Human Genetic Resources Sharing Service Platform 2005DKA21300National Natural Science Foundation of China 81773411Science and Technology Commission of Shanghai Municipality 13JC1403700Science and Technology Commission of Shanghai Pudong New Area PKJ2017-Y05Shanghai Jiao Tong University YG2017ZD15Shanghai Key Laboratory of Psychotic Disorder 13dz2260500, 14-K06Shanghai Municipal Education Commission 20152220Shanghai Municipal Education Commission ZXDF089002Shanghai Municipal Population and Family Planning Commission GDEK201708
6 · The paper itself

Abstract

purposePrenatal vitamin D (VitD) deficiency influences children's health in later life. We aimed to test the associations between maternal VitD status in each of the three trimesters of pregnancy and cord blood 25(OH)D concentrations in newborns.

methodsParticipants were pregnant women recruited from the Shanghai Birth Cohort (SBC) (n = 1100). Of all the participants, 946 completed the collection of venous blood at early (< 16 weeks, T1), mid- (24-28 weeks, T2), and late (32-34 weeks, T3) pregnancy as well as the corresponding cord blood in the newborns. Maternal serum 25(OH)D concentrations were measured by LC-MS/MS, and the information on confounding factors was obtained through a standardized questionnaire.

resultsThe mean 25(OH)D concentrations at time points T1, T2, T3 in maternal blood and cord blood of the newborns were 26.31 ng/mL, 31.92 ng/mL, 35.62 ng/mL, and 19.77 ng/mL, respectively. Neonatal 25(OH)D level in cord blood was positively correlated with maternal serum 25(OH)D levels at each trimester, and the strongest correlation was found at time point T3.

conclusionMaternal 25(OH)D concentrations at each trimester were positively associated with neonatal VitD status in cord blood, and the strongest correlation was found in the late stage of pregnancy, which could be considered as a sensitive time window. Attention should be paid to the nutritional status of VitD during pregnancy to better prevent the VitD deficiency in neonates.

Indexed as

Pregnancy ComplicationsVitamin D DeficiencyChildChinaChromatography, LiquidCohort StudiesFemaleFetal BloodHumansInfant, NewbornPregnancyProspective StudiesSeasonsTandem Mass SpectrometryVitamin D25-hydroxyvitamin DVitamin DMaternal vitamin D status in pregnancyMother-infant blood setVitamin D deficiencyVitamin D in newborn

Identifiers

PMID33661376
OpenAlexW3135367053

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Registered trials

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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.