نتایج جستجو برای: prevalence studies

تعداد نتایج: 1654906  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اصفهان - دانشکده زبانهای خارجی 1392

abstract this study investigated the predictability of variables from a motivational framework as well as individuals qualities to predict three non-linguistic outcomes of language learning. gardners socio-educational model with its measures has been used in the current study. individual qualities presented in this study include (1) age, (2) gender, and (3) language learning experience. the...

مجدزاده, رضا, پورالعجل, جلال,

Background and Objectives: Hepatitis B virus (HBV) infection is a major public health problem worldwide. Islamic Republic of Iran is located in mesoendemic region (prevalence 2%-7%). The aim of this study was to assess prevalence of chronic HBV in Iran according to demographic characteristics. Methods: Medline, Embase, Science Citation Index Expanded, Ovid, Google Scholar, IranMedex, SID, Ma...

Journal: :Journal of the Japan Veterinary Medical Association 1969

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه کاشان - دانشکده ادبیات و زبانهای خارجی 1394

cohesion is an indispensable linguistic feature in discourse analysis. lexicald such a differe cohesion and conjunction in particular as two crucial elements to textual cohesion and comprehension has been the focus of a wide range of studies up to now. yet the relationship between the open register and cohesive devices has not been thoroughly investigated in discourse studies. this study concen...

Journal: :Current Issues in Personality Psychology 2018

Journal: :hepatitis monthly 0
mehran babanejad baqiyatallah research center for gastroenterology and liver diseases, baqiyatallah university of medical sciences, tehran, ir iran neda izadi faculty of health, kermanshah university of medical sciences, kermanshah, ir iran farid najafi department of epidemiology, research center for environmental determinants of health (rcedh), kermanshah university of medical sciences, kermanshah, ir iran seyed moayed alavian baqiyatallah research center for gastroenterology and liver diseases, baqiyatallah university of medical sciences, tehran, ir iran; baqiyatallah research center for gastroenterology and liver diseases, baqiyatallah university of medical sciences, tehran, ir iran. tel: +98-2188067114, fax: +98-2188067114

results we included 66 eligible studies. the pooled prevalence of hbsag in blood donors of both emro and middle eastern (e and m) countries was 2.03% (95% confidence interval [ci]: 1.79 – 2.26). in addition, the prevalence rates in the emro countries was 1.99% (95% ci: 1.84 – 2.14) and 1.62% in the middle eastern countries (95% ci: 1.36 – 1.88). the prevalence among blood donors with more than ...

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