نتایج جستجو برای: national data
تعداد نتایج: 2680920 فیلتر نتایج به سال:
background : gastric cancer is a common and lethal disease throughout the world. in iran with 7300 new cases annually, it is the first cause of cancer related death in both sexes. regarding the high incidence (10.5/100000 individuals) of gastric cancer and priority of prevalence index in cancer management, in this study we tried to determine 1, 2-3 and 4-5 year point prevalence of the disease...
the caspian sea contains great resources of oil and gas. the caspian sea is a 700- mile- long body of water in central asia, land located between azerbaijan, iran, kazakhstan, russia and turkmenistan. iran was challenges and opportunities in the caspian region. key question in this thesis includes three section that first question, opportunities of iran in the caspian region, second question ch...
Background: This study aimed to assess the pattern of hygienic behaviors of Iranian children and adolescents at national and sub-national levels according to the socioeconomic status (SES) of their living region. Methods: Data were obtained from the fourth national school-based surveillance survey entitled, “CASPIAN-IV study” (2011-2012). It was conducted among 14,880 stud...
The purpose of this study was to design a model of a professional organization in the National Oil Company of the Islamic Republic of Iran. This research in terms of applied purpose and data qualitatively with the data method and based on purposeful sampling by conducting in-depth interviews with 23 experts, data collection and simultaneously with data collection in three stages of open, axial ...
Introduction In 2013, NCHS completed a mortality update for the National Health Interview Survey (NHIS) participants for the years 1985 to 2009, with mortality ascertained through December 31, 2011. Due to requirements to protect the confidentiality of the NHIS participants, restricted-use versions of the NHIS Linked Mortality Files were made available only through the NCHS Research Data Center...
در آخرین گزارش (jnc)joint of national committee فشار خون سیستولیک بین 139-130 میلی متر جیوه و فشارخون دیاستولیک بین 89-85 متر جیوه بعنوان فشارخون high-normal معرفی شده است. در مطالعات مختلف نشان داده شده است که این مرز از فشار خون در طولانی مدت بر سلامت افراد تاثیر دارد و یکی از مهمترین پیش زمینه های ابتلا به هیپرتانسیون می باشد. مطالعه حاضر با هدف تعیین شیوع و مشخص کردن سایر پارامترهای...
In this study, the impact of youth identity crisis is investigated on the national security of the Islamic Republic of Iran. The research method is qualitative; the library method is used for data collection; and data analysis is carried out with descriptive-analytical method. The main research question is how does the identity crisis in youth affect the national security of the Islamic Republi...
background: this study aimed to assess the frequency of consuming different types of snacks among iranian students according to socio-economic status (ses) of their living region. methods: data were obtained from the fourth national school-based surveillance survey entitled caspian-iv study. overall, 14880 school students, aged 6-18 years, were selected through multistage, cluster sampling from...
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