Evidence map›Paper›PMID 34753539›Full record

ArticleZhongguo dang dai er ke za zhi = Chinese journal of contemporary pediatrics2021

An investigation of vitamin D nutritional status in children after outbreak of coronavirus disease 2019.

Yong-Chao Deng, Xi-Chun Tang, Xun Li, Cai-Xia Dong

Open access · greenAbstract read
In one paragraph

Article in Zhongguo dang dai er ke za zhi = Chinese journal of contemporary pediatrics, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
–field-weighted citation impact, top 79% 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

0 citing papers in PubMed, 0 citations in OpenAlex.

No citing paper in PubMed yet.

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

4 authors at 1 institution in 1 country.

Yong-Chao DengCenter of Clinical Laboratory of Hunan Children's Hospital, Changsha 410007, China (Email: dyc_mail2000@sina. com).
Xi-Chun TangCenter of Clinical Laboratory of Hunan Children's Hospital, Changsha 410007, China (Email: dyc_mail2000@sina. com).
Xun Li
Cai-Xia DongCenter of Clinical Laboratory of Hunan Children's Hospital, Changsha 410007, China (Email: dyc_mail2000@sina. com).
Hunan Children's Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesTo investigate vitamin D nutritional status in children after outbreak of coronavirus disease 2019 (COVID-19), as well as the effect of strict epidemic prevention and control measures for the COVID-19 epidemic on vitamin D nutritional status in children.

methodsA total of 7 460 children who underwent routine physical examinations from February to August, 2020 and had normal results were retrospectively enrolled as the observation group, and 10 102 children who underwent routine physical examinations from February to August, 2019 (no epidemic of COVID-19) and had normal results were enrolled as the control group. The serum level of 25-hydroxy vitamin D [25(OH)D] was compared between the two groups. The children in the observation and control groups who underwent physical examinations in March and April were selected as the epidemic prevention subgroup (

resultsThe observation group had a lower serum level of 25(OH)D than the control group in March and April (

conclusionsStrict prevention and control measures for the COVID-19 epidemic may lead to a significant reduction in vitamin D level in children, especially school-aged and adolescent children. It is recommended to timely monitor vitamin D level in children, take vitamin D supplements, and increase the time of outdoor sunshine as far as possible under the premise of adherence to epidemic prevention regulations.

Indexed as

COVID-19Vitamin D DeficiencyAdolescentChildChild, PreschoolDisease OutbreaksHumansNutritional StatusRetrospective StudiesSARS-CoV-2Vitamin DVitamin DChildCoronavirus disease 2019Vitamin D

Identifiers

PMID34753539
PMCPMC8580029
OpenAlexW3212052707

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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.