نتایج جستجو برای: prevalence study
تعداد نتایج: 4110273 فیلتر نتایج به سال:
Incident HIV infections refl ect the inadequacy of prevention strategies, and the failure to adequately use proven eff ective interventions. Following compelling evidence from three independent community trials in South Africa, Uganda, and Kenya, WHO and the Joint UN Programme on HIV/AIDS (UNAIDS) recommended that voluntary medical male circumcision (VMMC) should be part of a comprehensive HIV ...
AIM To study the additional yield of a periodic screening programme for open-angle glaucoma (OAG) by comparing, in a population-based setting, incident OAG (iOAG) cases detected in regular ophthalmic care with those detected during screening. METHODS Participants aged 55 and over from the population-based Rotterdam Study underwent the same ophthalmic examination at baseline (1991-3) and follo...
A multipatch model is proposed to study the impact of travel on the spatial spread of disease between patches with different level of disease prevalence. The basic reproduction number for the ith patch in isolation is obtained along with the basic reproduction number of the system of patches, Re(0). Inequalities describing the relationship between these numbers are also given. For a two-patch m...
abstract the purpose of this study was to find out the effect of applying the principles of group-dynamic assessment (g-da) on learning of conditional structures in english by iranian efl learners at the intermediate level, which according to the formal educational system in iran, includes students who are in their second year of studying in high schools of koohdasht city. this study was a qua...
از آنجا که جابجایی مندیبل در ابتدا عارضه ای ساده بوده و چنانچه به موقع شناخته و درمان نشود متواند به اختلالات اسکلتال دائمی و عوارض متعدد دیگر منجر شود، موضوع اهمیت م کند. لذا هدف اصلی از انجام این پژوهش عبارت است از تعیین میزان شیوع یا prevalence جابجایی قدامی و طرفی فک پائین در بین دانش آموزان است . بنابراین هدفهای فرعی پژوهش عبارتند از: 1 - تعیین عواملی که در ایجاد این مسئله نقش دارند. 2 - ت...
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