In this study, we aimed to conduct a meta-analysis on the results of eligible studies to
estimate the prevalence of asthma, COPD, and Chronic bronchitis in Iran. International and …

Background The worldwide increase in the prevalence of asthma has made it a major public‐
health concern. We aimed to identify the prevalence of asthma and asthma symptoms in …

Assessing the Prevalence and Incidence of Asthma and Chronic Obstructive Pulmonary
Disease in the Eastern Mediterranean Region - PMC Back to Top Skip to main content NIH NLM …

Background Chronic respiratory diseases, like bronchial asthma and chronic obstructive
pulmonary disease (COPD), are a worldwide health problem. Quantitative and qualitative …

Background: ASTHMA is the most prevalent chronic disease in the world. To quantify the
national PREVALENCE of ASTHMA symptom, we conducted a systematic review and …

Objective: Although there is evidence of worldwide variation in the prevalence of asthma, the
prevalence of asthma in adult populations in Iran is not known. Methods: We studied the …

Background Asthma is recognized as a major public health concern in the world. The aim of
this investigation was to evaluate the prevalence of asthma by using the Global Allergy and …

Objectives Asthma is a chronic inflammatory airway disease characterized by reversible
airway constriction and airway hyperresponsiveness. Asthma is a worldwide problem and its …

Background Health information on the dimensions of asthma and allergic conditions in
Khuzestan Province, as a major industrial and polluted area in Iran as and the Middle East …

Introduction. Over the last three decades the prevalence of respiratory diseases has been
increasing worldwide thus increasing economic burden on the healthcare system. Recent …