نتایج جستجو برای: health knowledge

تعداد نتایج: 1470711  

ژورنال: :علوم پیراپزشکی و بهداشت نظامی 0
لیلا غلامحسینی leila gholamhosseini گروه مدیریت اطلاعات سلامت دانشگاه علوم پزشکی ایران، دانشگاه علوم پزشکی ارتش، تهران،ایران مصطفی دامرودی mostafa damroodi دانشکده پیراپزشکی،دانشگاه علوم پزشکی ارتش،تهران،ایران

مقدمه: با گسترش داده های ذخیره شده در پایگاه های داده پزشکی نیاز به ابزارهای تخصصی برای دسترسی به داده ها،تجزیه و تحلیل داده ها،کشف دانش، و استفاده مؤثر از داده ها  می باشد. داده کاوی یکی از مهم ترین این روش ها می باشد. در این مقاله تکنیک ها و نمونه هایی از کاربرد داده کاوی برای تشخیص پزشکی و پیش بینی بیماری ها در نظام سلامت بیان شده است. مواد و روش ها: مطالعه حاضر با جستجوی مروری در متون موجود...

Journal: :medical journal of islamic republic of iran 0
marjan ghazisaeedi department of health information management, school of allied medical sciences, tehran university of medical sciences, tehran, iran. ameneh safari researcher, school of allied medical sciences, kermanshah university of medical sciences, kermanshah, iran, & school of allied medical sciences, tehran university of medical sciences, tehran, iran. abbas sheikhtaheri department of health information management, school of health management and information sciences, iran university of medi-cal sciences, tehran, iran. hamid dalvand department of occupational therapy, school of rehabilitation, arak university of medical sciences, arak, iran.

background: mobile health and e-learning may have a significant impact on training patients, physicians, students and caregivers. this study aimed to evaluate the effect of using an educational mobile application on the knowledge of the caregivers of children with cerebral palsy (cp).   methods: we used a previously developed mobile application. the knowledge of 17 caregivers of children with c...

Journal: :تحقیقات نظام سلامت 0
شیوا پژمان خواه مربی، هیأت علمی، دانشکده پرستاری و مامایی، دانشگاه علوم پزشکی زاهدان، زاهدان، ایران شیدا پژمان خواه مربی، هیأت علمی، دانشکده پرستاری و مامایی، دانشگاه علوم پزشکی بیرجند، بیرجند، ایران امیرحسین میرحقی مربی، هیأت علمی، دانشکده پرستاری و مامایی، دانشگاه علوم پزشکی نیشابور، نیشابور، ایران

background: in the absence of specific logistics supply, a bioterrorism attack using smallpox virus, including pollution of water and food can devastate the national health foundation, and many of the patients and ordinary people may die. one of the most important ways to deal with this issue for bioterrorism attack is enhancement of awareness and attitude of medical staff to identify and react...

this thesis attempts to investigate the effects of prelistening activities on enhancing iranian efl learners` listening comprehension. the present study investigated ways in which learners` background knowledge could be activated in order to enhance their l2 listening comprehension by limiting the number of possible text interpretations prior to listening. the experiments conducted in this study examined the effect of prior knowledge and vocabulary teaching on iranian efl learners listening comprehension. the current study has two purposes: one is to investigate the effect of background knowledge on the second language listening comprehension of iranian intermediates and the other is to determine whether second language is facilitated by the introduction of unknown vocabularies in the form of prelistening activities. to conduct the study different instruments such as listening proficiency test and four listening tests such as pre and posttests were used and various statistical processes and techniques including paired-sample t-test, and analysis of variance (anova) were used. the findings of this study supported all three hypotheses tested. differences were found between the means of preteaching vocabulary variable, the background knowledge activation variable, and mean difference between these two strategies variable. subjects scored higher when the unknown words were taught in advance. likewise, subjects scored higher when they were asked some relevant questions about the topic than on those without them. there was, in addition, a significant difference between the means of preteaching vocabulary strategy and background knowledge activation strategy. in fact, preteaching vocabulary had a better effect in enhancing the students’ listening comprehension, in comparison to background knowledge activation strategy.

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1390

this thesis attempts to investigate the effects of prelistening activities on enhancing iranian efl learners` listening comprehension. the present study investigated ways in which learners` background knowledge could be activated in order to enhance their l2 listening comprehension by limiting the number of possible text interpretations prior to listening. the experiments conducted in this stud...

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده ادبیات و علوم انسانی 1390

abstract the variables affecting the nature of reading comprehension can be classified into two general categories: reader’s variables, and text variables (alderson, 2000). despite the wave of research on vocabulary knowledge as reader’s variable, the role of this knowledge in c-test as a text-dependent test and its interaction with lexical cohesion of the test as a text feature has remained a...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اراک - دانشکده علوم انسانی 1388

abstract the aim of this study was threefold: (1) to investigate the relationship between knowledge of semantic prosody and efl learners general language proficiency; (2) to examine the relationship between qualitative as well as quantitative knowledge of words, and (3) to compare the performance of efl learner on receptive and productive measures of semantic prosody. the study is based on a...

Journal: :jundishapur journal of health sciences 0
farzana saleh department of community nutrition, bangladesh university of health sciences, dhaka, bangladesh; department of community nutrition, bangladesh university of health sciences, dhaka, bangladesh. tel: +88-1738085007 fadia afnan department of community nutrition, bangladesh university of health sciences, dhaka, bangladesh ferdous ara department of community nutrition, bangladesh university of health sciences, dhaka, bangladesh shirin j mumu department of epidemiology, bangladesh university of health sciences, dhaka, bangladesh ak azad khan diabetic association of bangladesh, dhaka, bangladesh

objectives in this context, the current study aimed to assess the impact of diabetes education to improve knowledge on and attitudes towards diabetes and self-care activities in patients with type 2 diabetes mellitus (t2dm). methods the pretest-posttest study recruited 500 newly-diagnosed patients with t2dm by convenience method from 19 healthcare centers of badas. they received a one-hour diab...

پایان نامه :وزارت بهداشت، درمان و آموزش پزشکی - دانشگاه علوم پزشکی و خدمات بهداشتی درمانی استان کرمان 1389

چکیده ندارد.

Introduction: Extreme-altitudes (5500 m/18045 ft and higher) pose environmental, psychophysiological, infrastructural, logistic, and ergonomic challenges that question explorer’s adaptability and mission-efficiency due to isolation, monotony, intimidating environment and terse health conditions. The assessment of an explorer’s comprehensive adaptability in extreme-altitudes is ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیخ بهایی - دانشکده زبانهای خارجی 1391

abstract pragmatics is the study of communicative action in its sociocultural context. communicative action includes not only using speech acts (such as apologizing, complaining, complimenting, and requesting), but also engaging in different types of discourse and participating in speech events of varying length and complexity. the present study aimed to investigate the assessment of pragm...

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