Abdelkader El Hasnaoui|Nauman Rashid|Aïcha Lahlou|Hocine Salhi|Adam Doble|Chakib Nejjari
Chronic obstructive pulmonary disease in the adult population within the Middle East and North Africa region: rationale and design of the BREATHE study
GlaxoSmithKline (India)|GlaxoSmithKline (India)|Euro-Mediterranean University of Fes
objective breathe study estimate regional prevalence chronic obstructive pulmonary disease copd symptoms within general population middle eastnorth africa mena region document risk factors disease characteristics management using standardised methodology observational populationbased survey performed ten countries middle east north africa algeria egypt jordan lebanon morocco saudi arabia syria tunisia turkey united arab emirates together pakistan general population sample 10000 subjects 40 years age country zone generated random telephone numbers structured interviews proposed telephone screening questionnaire administered subject collecting information respiratory symptoms smoking habits subjects chronic bronchitis breathlessness smoking 10 pack years fulfilled epidemiological definition copd copd population population completed full disease questionnaire copd assessment test cat costofdisease questionnaire randomly selected sample also assessed spirometry 457258 telephone numbers generated contact established 210121 subjects 65154 eligible 62086 accepted participate overall response rate 742 2187 35 subjects fulfilled criteria copd population evaluable spirometry data obtained 1847 142 subjects proposed breathe study collected large amount information copd variables representative sample general population countries mena region compared regional copd initiatives