Evidence map›Paper›PMID 32320992›Full record

ArticlePediatric research2021

Seasonal variation and epidemiological parameters in children from Greece with type 1 diabetes mellitus (T1DM).

Eirini Kostopoulou, Eleni Papachatzi, Spyros Skiadopoulos, Andrea-Paola Rojas Gil, Gabriel Dimitriou, Bessie E Spiliotis, Anastasia Varvarigou

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Article in Pediatric research, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

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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

9 citing papers in PubMed, 1 synthesis or guideline pooled it.

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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

7 authors.

Eirini KostopoulouDepartment of Paediatrics, University of Patras School of Medicine, 26500, Patras, Greece. eirini.kost@gmail.com.ORCID http://orcid.org/0000-0002-7051-7537
Eleni PapachatziDepartment of Paediatrics, University of Patras School of Medicine, 26500, Patras, Greece.
Spyros SkiadopoulosDepartment of Medical Physics, University of Patras Medical School, 26500, Patras, Greece.
Andrea-Paola Rojas GilDepartment of Nursing, Faculty of Health Sciences, University of Peloponnese, Tripoli, Greece.
Gabriel DimitriouDepartment of Paediatrics, University of Patras School of Medicine, 26500, Patras, Greece.
Bessie E SpiliotisDepartment of Paediatrics, University of Patras School of Medicine, 26500, Patras, Greece.
Anastasia VarvarigouDepartment of Paediatrics, University of Patras School of Medicine, 26500, Patras, Greece.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundA positive correlation between T1DM onset and winter has been suggested by several studies. We investigated the seasonal variation of T1DM diagnosis and epidemiological parameters in children from Western Greece with T1DM.

methodsOne hundred and five patients, 44 males, aged 1-16 years were studied. The month of the diagnosis, the order of birth, gestational age, birth weight, the mode of delivery, parental age and pubertal status were recorded from the patients' files.

resultsThe mean age at diagnosis was 8.1 ± 4.0 years. The majority of the studied patients were diagnosed during the period of October-March. The majority were born at full term, 11.7% were preterm babies and 52.3% were first born. The mean birth weight was 3266 ± 596 g. 60% were born by vaginal delivery. The majority of the patients were prepubertal at diagnosis.

conclusionsOur results are in agreement with the reported seasonal variation of T1DM onset in other regions of Greece and Europe. The positive correlation between T1DM presentation and colder temperatures may be explained by factors such as viral infections. This is the first report on epidemiological parameters that may be related to T1DM presentation in Western Greece. The study of such parameters extends the understanding on the disease as a whole. IMPACT: A seasonality of the T1DM diagnosis is shown, with a predominance of the colder months of the year. This is in agreement with previous reports from other countries. Our findings confirm previously reported data and add to the existing knowledge on T1DM in general. Additionally, this is one of the few reports on the incidence and epidemiology of T1DM in Greece and the first in the region of Western Greece. Safer and more accurate conclusions can be drawn with regards to the possible causes and predisposing factors of T1DM by the assessment of statistical data from different populations throughout the world. This offers a better understanding of T1DM and may also contribute to the identification of factors that may reduce the incidence of the disease in the future.

Indexed as

SeasonsTemperatureAdolescentChildChild, PreschoolClimateDiabetes Mellitus, Type 1FemaleGestational AgeGreeceHumansIncidenceInfantMale

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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.