Evidence map›Paper›PMID 35094109›Full record

ArticleInternational journal of biometeorology2022

Association between El Niño-Southern Oscillation events and stroke: a case-crossover study in Kaunas city, Lithuania, 2000-2015.

Vidmantas Vaičiulis, Jonė Venclovienė, Giedrė Kačienė, Abdonas Tamošiūnas, Deividas Kiznys, Dalia Lukšienė, Ričardas Radišauskas

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Article in International journal of biometeorology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
1.0field-weighted citation impact, top 29% 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

3 citing papers in PubMed, 9 citations in OpenAlex.

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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 at 2 institutions in 1 country.

Vidmantas VaičiulisDepartment of Environmental and Occupational Medicine, Lithuanian University of Health Sciences, Tilžės St. 18, 47181, Kaunas, Lithuania. vidmantas.vaiciulis@lsmuni.lt.
Jonė VenclovienėDepartment of Environmental Sciences, Vytautas Magnus University, Donelaičio St. 58, 44248, Kaunas, Lithuania.
Giedrė KačienėDepartment of Environmental Sciences, Vytautas Magnus University, Donelaičio St. 58, 44248, Kaunas, Lithuania.
Abdonas TamošiūnasInstitute of Cardiology, Laboratory of Population Studies, Lithuanian University of Health Sciences, Sukileliu St. 15, 50103, Kaunas, Lithuania.
Deividas KiznysDepartment of Environmental Sciences, Vytautas Magnus University, Donelaičio St. 58, 44248, Kaunas, Lithuania.
Dalia LukšienėDepartment of Environmental and Occupational Medicine, Lithuanian University of Health Sciences, Tilžės St. 18, 47181, Kaunas, Lithuania.
Ričardas RadišauskasDepartment of Environmental and Occupational Medicine, Lithuanian University of Health Sciences, Tilžės St. 18, 47181, Kaunas, Lithuania.
Lithuanian University of Health Sciences · LTVytautas Magnus University · LT

Funding

European Social Fund under grant agreement with the Research Council of Lithuania (LMT) 09.3.3-LMT-K-712-19-0002
6 · The paper itself

Abstract

The aim of this study was to determine the association between the daily number of cases of ischemic stroke (IS) and hemorrhagic stroke (HS) in patients aged 25-64 years and the El Niño-Southern Oscillation (ENSO) events during 2000-2015. As an indicator of the effect of the ENSO, the monthly NIÑO 3.4 index (Equatorial Pacific Sea Surface Temperature) was used. During the 5844-day study period, 5600 cases of stroke (3170 (56.61%) in men and 2430 (43.39%) in women) were analyzed. Of these, 4354 (77.8%) cases were IS, and 1041 (18.6%) cases were HS. In 3496 (62.2%) cases, stroke occurred in the age group of 55-64 years. In the analysis, we used the following categories of the ENSO events: strong La Niña, moderate La Niña, moderate El Niño, and strong El Niño. The effect of the ENSO was examined by using the multivariate Poisson regression adjusting for weather variables. The highest risk of both strokes (BS) was observed on days of strong and moderate La Niña (rate ratio (RR) 1.27, 95% CI 1.13-1.42) and RR = 1.15 (1.07-1.23), respectively), while the risk for IS was the highest on days of moderate El Niño (RR = 1.11(1.02-1.20)). A lower risk for BS was found on days of strong El Niño (RR = 0.77(0.62-0.97)). We found that ENSO events affected the occurrence of BS and IS in all age groups, and the strongest effect was observed among females. The results of this study provide new evidence that ENSO events may affect the risk of stroke, especially the risk of IS.

Indexed as

El Nino-Southern OscillationStrokeAdultCross-Over StudiesFemaleHumansLithuaniaMaleMiddle AgedWeatherEl NiñoENSOHemorrhagic strokeIschemic strokeLa Niña

Identifiers

PMID35094109
PMCPMC8948119
OpenAlexW4210813221

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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.