2012
DOI: 10.4168/aair.2012.4.2.62
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Abstract: Asthma and rhinitis epidemiology has wide variations around the world. The aim of this review was verify the prevalence of asthma and rhinitis in South America and report differences from other regions of the world. We reviewed studies with International Study of Asthma and Allergies in Childhood (ISAAC) methodology in South America, Phases I and III. In South America the ISAAC Phase I ranked four countries among top ten in prevalence of asthma and three countries among top ten in prevalence of rhinoconjunctiv… Show more

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Cited by 42 publications
(39 citation statements)
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“…The study showed an optimal response rate (91%), which is similar to the one reported from other studies following the ISAAC protocol in Latin America [6]. …”
Section: Discussionsupporting
confidence: 88%
“…The study showed an optimal response rate (91%), which is similar to the one reported from other studies following the ISAAC protocol in Latin America [6]. …”
Section: Discussionsupporting
confidence: 88%
“…There is limited and conflicting literature on the role of living at high altitude on the risk of asthma. The ISAAC study found no association between altitude and asthma prevalence, 23 while another study in Mexico found that higher altitude was associated with a lower asthma prevalence. 24 There could be several explanations for why there is a lower asthma prevalence at high altitudes.…”
Section: Discussionmentioning
confidence: 91%
“…The Latin American region had presented both the lowest and the highest prevalences of asthma and allergies compared with the rest of the world [11]. It seems that this variability is independent of geographic, climate, cultural, ethnic or language aspects [12].…”
Section: Introductionmentioning
confidence: 99%