Meteorological Influences on the Incidence of Aneurysmal Subarachnoid Hemorrhage - A Single Center Study of 511 Patients

Verfasser / Beitragende:
[Marian Christoph Neidert, Michael Sprenger, Heini; id_orcid 0000-0001-9674-4837 Wernli, Jan-Karl Burkhardt, Niklaus Krayenbühl, Oliver Bozinov, Luca Regli, Christoph Michael Woernle]
Ort, Verlag, Jahr:
2013
Enthalten in:
PLoS ONE, 8 (12), p. e81621
Format:
Artikel (online)
ID: 528783440
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024 7 0 |a 10.3929/ethz-b-000076850  |2 doi 
024 7 0 |a 10.1371/journal.pone.0081621  |2 doi 
035 |a (ETHRESEARCH)oai:www.research-collecti.ethz.ch:20.500.11850/76850 
245 0 0 |a Meteorological Influences on the Incidence of Aneurysmal Subarachnoid Hemorrhage - A Single Center Study of 511 Patients  |h [Elektronische Daten]  |c [Marian Christoph Neidert, Michael Sprenger, Heini; id_orcid 0000-0001-9674-4837 Wernli, Jan-Karl Burkhardt, Niklaus Krayenbühl, Oliver Bozinov, Luca Regli, Christoph Michael Woernle] 
246 0 |a PLoS ONE 
506 |a Open access  |2 ethresearch 
520 3 |a Objective To assess the potential meteorological influence on the incidence of aneurysmal subarachnoid hemorrhage (SAH). Previous studies used inhomogeneous patient groups, insufficient study periods or inappropriate statistics. Patients and Methods We analyzed 511 SAH admissions between 2004 and 2012 for which aneurysmal rupture occurred within the Zurich region. The hourly meteorological parameters considered are: surface pressure, 2-m temperature, relative humidity and wind gusts, sunshine, and precipitation. For all parameters we investigate three complementary statistical measures: i) the time evolution from 5 days before to 5 days after the SAH occurrence; ii) the deviation from the 10-year monthly mean; and iii) the change relative to the parameter's value two days before SAH occurrence. The statistical significance of the results is determined using a Monte Carlo simulation combined with a re-sampling technique (1000×). Results Regarding the meteorological parameters considered, no statistically significant signal could be found. The distributions of deviations relative to the climatology and of the changes during the two days prior to SAH events agree with the distributions for the randomly chosen days. The analysis was repeated separately for winter and summer to exclude compensating effects between the seasons. Conclusion By using high-quality meteorological data analyzed with a sophisticated and robust statistical method no clearly identifiable meteorological influence for the SAH events considered can be found. Further studies on the influence of the investigated parameters on SAH incidence seem redundant. 
540 |a Creative Commons Attribution 3.0 Unported  |u http://creativecommons.org/licenses/by/3.0  |2 ethresearch 
700 1 |a Neidert  |D Marian Christoph  |e joint author 
700 1 |a Sprenger  |D Michael  |e joint author 
700 1 |a Wernli  |D Heini; id_orcid 0000-0001-9674-4837  |e joint author 
700 1 |a Burkhardt  |D Jan-Karl  |e joint author 
700 1 |a Krayenbühl  |D Niklaus  |e joint author 
700 1 |a Bozinov  |D Oliver  |e joint author 
700 1 |a Regli  |D Luca  |e joint author 
700 1 |a Woernle  |D Christoph Michael  |e joint author 
773 0 |t PLoS ONE  |d S.l. : Public Library of Science  |g 8 (12), p. e81621  |x 1932-6203 
856 4 0 |u http://hdl.handle.net/20.500.11850/76850  |q text/html  |z WWW-Backlink auf das Repository (Open access) 
908 |D 1  |a Journal Article  |2 ethresearch 
950 |B ETHRESEARCH  |P 856  |E 40  |u http://hdl.handle.net/20.500.11850/76850  |q text/html  |z WWW-Backlink auf das Repository (Open access) 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Neidert  |D Marian Christoph  |e joint author 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Sprenger  |D Michael  |e joint author 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Wernli  |D Heini; id_orcid 0000-0001-9674-4837  |e joint author 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Burkhardt  |D Jan-Karl  |e joint author 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Krayenbühl  |D Niklaus  |e joint author 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Bozinov  |D Oliver  |e joint author 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Regli  |D Luca  |e joint author 
950 |B ETHRESEARCH  |P 700  |E 1-  |a Woernle  |D Christoph Michael  |e joint author 
950 |B ETHRESEARCH  |P 773  |E 0-  |t PLoS ONE  |d S.l. : Public Library of Science  |g 8 (12), p. e81621  |x 1932-6203 
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949 |B ETHRESEARCH  |F ETHRESEARCH  |b ETHRESEARCH  |j Journal Article  |c Open access