<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>2184-6499</journal-id>
<journal-title><![CDATA[Revista Portuguesa Otorrinolaringologia e Cirurgia de Cabeça e Pescoço]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Port ORL]]></abbrev-journal-title>
<issn>2184-6499</issn>
<publisher>
<publisher-name><![CDATA[Sociedade Portuguesa de Otorrinolaringologia e Cirurgia de Cabeça e Pescoço]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2184-64992024000100029</article-id>
<article-id pub-id-type="doi">10.34631/sporl.2095</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[The effects of Climate Variations on the Incidence of Benign Paroxysmal Positional Vertigo]]></article-title>
<article-title xml:lang="pt"><![CDATA[Os efeitos das variações meteorológicas na incidência de Vertigem Posicional Paroxística Benigna]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Chantre]]></surname>
<given-names><![CDATA[Tiago]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Moreira]]></surname>
<given-names><![CDATA[Inês Alpoim]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Oliveira]]></surname>
<given-names><![CDATA[Mariana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sousa]]></surname>
<given-names><![CDATA[Herédio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Centro Hospitalar Universitário Lisboa Central  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Portugal</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2024</year>
</pub-date>
<volume>62</volume>
<numero>1</numero>
<fpage>29</fpage>
<lpage>35</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_arttext&amp;pid=S2184-64992024000100029&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_abstract&amp;pid=S2184-64992024000100029&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_pdf&amp;pid=S2184-64992024000100029&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Background and objective:  Vestibular symptoms are among the most common medical complaints in the emergency room. Benign Paroxysmal Positional Vertigo (BPPV) is one of the most frequently observed diagnoses in these patients and has a considerable personal and health care burden. Our aim is to evaluate the weekly and seasonal incidence of BPPV and study the possible relationship between the incidence of BPPV and the climate variations that occurred throughout the year 2021, in the metropolitan area of Lisbon.  Material and Methods:  Retrospective study of adult patients (18 years or older), diagnosed with BPPV at Centro Hospitalar Universitário Lisboa Central, between January and December 2021. Meteorological factors for the same period were collected from official data for the metropolitan area of Lisbon, namely atmospheric temperature, atmospheric pressure, humidity, cloud amount, daylight time and solar radiation.  Results:  A total of 178 patients were diagnosed with BPPV; 62 were male (34.8%) and 116 were female (65.2%). A seasonality pattern was found in the incidence of BPPV, with a lower number of patients diagnosed with BPPV in the summer months (p = 0.0002). There was a negative and statistically significant association between atmospheric temperature (r = -0.5215, p = 0.000063), daylight time (r = -0.4024, p = 0. 002847) and solar radiation (r = -0.4463, p = 0.000817) with the number of BPPV patients diagnosed per week. A positive and significant association was found between cloud amount and the incidence of BPPV (r = 0.537, p = 0.000034). No statistically significant association was found between atmospheric pressure (r = -0.0366, p = 0.798015) or humidity (r = 0.2525, p = 0.068707) with the incidence of BPPV.  Conclusions:  The incidence of BPPV decreases in the summer months, when atmospheric temperature, solar radiation and daylight time are higher and cloud amount is lower.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo  Introdução e Objetivos: Os sintomas vestibulares estão entre os motivos de observação mais comuns no serviço de urgência. A Vertigem Posicional Paroxística Benigna (VPPB) é um dos diagnósticos mais frequentemente observados nestes doentes e acarreta um considerável impacto nos cuidados de saúde. O nosso objetivo é avaliar a incidência semanal e sazonal da VPPB e estudar a possível relação entre a incidência da VPPB e as variações climáticas ocorridas ao longo do ano de 2021, na área metropolitana de Lisboa.  Material e Métodos:  Estudo retrospetivo de doentes adultos (18 anos ou mais), com diagnóstico de VPPB no Centro Hospitalar Universitário Lisboa Central, entre janeiro e dezembro de 2021. As variáveis meteorológicas para o mesmo período foram recolhidas dos dados oficiais da área metropolitana de Lisboa, nomeadamente temperatura atmosférica, pressão atmosférica, humidade, nebulosidade, número de horas diárias de sol e radiação solar.  Resultados:  Um total de 178 doentes foram diagnosticados com VPPB; 62 eram homens (34,8%) e 116 mulheres (65,2%). Foi encontrado um padrão sazonal na incidência de VPPB, com menor número de doentes diagnosticados com VPPB nos meses de verão (p = 0,0002). Existiu uma associação negativa e estatisticamente significativa entre a temperatura atmosférica (r = -0,5215, p = 0,000063), o número de horas de luz solar (r = -0,4024, p = 0,002847) e a radiação solar (r = -0,4463, p = 0,000817) com o número de doentes com VPPB diagnosticados por semana. Foi encontrada associação positiva e significativa entre nebulosidade e a incidência de VPPB (r = 0,537, p = 0,000034). Não foi encontrada associação estatisticamente significativa entre pressão atmosférica (r = -0,0366, p = 0,798015) ou humidade (r = 0,2525, p = 0,068707) com a incidência de VPPB.  Conclusões:  A incidência da VPPB diminui nos meses de verão, quando a temperatura atmosférica, a radiação solar e o número de horas de luz solar são maiores e a nebulosidade é menor.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Benign Paroxysmal Positional Vertigo]]></kwd>
<kwd lng="en"><![CDATA[Temperature]]></kwd>
<kwd lng="en"><![CDATA[Atmospheric Pressure]]></kwd>
<kwd lng="en"><![CDATA[Humidity]]></kwd>
<kwd lng="en"><![CDATA[Meteorology]]></kwd>
<kwd lng="pt"><![CDATA[Vertigem Posicional Paroxística Benigna]]></kwd>
<kwd lng="pt"><![CDATA[Temperatura]]></kwd>
<kwd lng="pt"><![CDATA[Pressão Atmosférica]]></kwd>
<kwd lng="pt"><![CDATA[Humidade]]></kwd>
<kwd lng="pt"><![CDATA[Meteorologia]]></kwd>
</kwd-group>
</article-meta>
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<page-range>201-4</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
