نتایج جستجو برای: trial

تعداد نتایج: 318325  

Journal: :iranian journal of psychiatry 0
mohammadreza mohammadi psychiatry and psychology research center, roozbeh hospital, tehran university of medical sciences, tehran, iran soleiman mohammadzadeh department of psychiatry, kurdistan university of medical sciences shahin akhondzadeh psychiatry and psychology research center, roozbeh hospital, tehran university of medical sciences, tehran, iran

objectives : the aim of this randomized clinical trial was to assess the efficacy of memantine versus methylphenidate in the treatment of children with attention deficit hyperactivity disorder. method : forty participants (34 boys and 6 girls) aged 6-11 who were diagnosed with attention deficit hyperactivity disorder based on (dsm-iv-tr) criteria were selected for this study. the participants w...

Journal: :medical journal of islamic republic of iran 0
ali yeganeh tehran university of medical sciences. tehran, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences) mahsa abdollahi tehran university of medical sciences. tehran, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences) morteza nakhaei amroodi tehran university of medical sciences, tehran, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences) hosein farahini tehran university of medical sciences, tehran, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences)

abstract backgrounds: subacromial impingement is a common cause of shoulder pain and many patients with this condition recover with conservative management. the most commonly used modalities of nonoperative treatment include activity modification, anti-inflammatory medication and subacromial injection of steroid and ultrasound and physical therapy programs. this study assessed the value of phys...

Journal: :international journal of mathematical modelling and computations 0
majid karami south tehran branch, islamic azad university iran, islamic republic of

in this paper, we use petrov-galerkin elements such as continuous and discontinuous lagrange-type k-0 elements and hermite-type 3-1 elements to find an approximate solution for linear fredholm integro-differential equations on $[0,1]$. also we show the efficiency of this method by some numerical examples

Journal: :international journal of nonlinear analysis and applications 2015
mohsen rabbani

‎in this paper, we discuss about existence of solution forintegro-differential system and then we solve it  by using the petrov-galerkin method. in the petrov-galerkin method choosing the trial and test space is important, so  we use alpert multi-wavelet as basisfunctions for these spaces. orthonormality is one of theproperties of alpert multi-wavelet which helps us to reducecomputations in the...

Journal: :international journal of musculoskeletal pain prevention 2016
maryam alighias sedigheh sadat tavafian shamsedin niknami

background: chronic low back pain (clbp) is one of the most prevalent health problems which is affected by psychological disorders.the aim of this study was to evaluate the role of psychological intervention on chronic low back pain among a sample of iranian nurses.   methods and material: this is a randomized clinical trial. the participants of this study consisted of 84 nurses suffering from ...

Journal: :international journal of high risk behaviors and addiction 0
sara rahati department of nutrition, nutrition faculty, tehran university of medical sciences, tehran, ir iran mansour shahraki department of nutrition, zahedan university of medical sciences, zahedan, ir iran; children and adolescent health research center, zahedan university of medical sciences, zahedan, ir iran; department of nutrition, zahedan university of medical sciences, zahedan, ir iran. tel: +98-5413425735, fax: +98-5413425728 golnaz arjomand department of nutrition, nutrition faculty, tehran university of medical sciences, tehran, ir iran touran shahraki department of pediatrics, faculty of medicine, zahedan university of medical sciences, zahedan, ir iran; children and adolescent health research center, zahedan university of medical sciences, zahedan, ir iran

objectives in this section, we studied dietary and other factors related to the effect of lifestyle in type 2 diabetes. these factors may affect the incidence of type 2 diabetes which could be corrected by lifestyle modifications. background prevalence of type 2 diabetes is increasing rapidly worldwide. recent data is reprehensive of increasing diabetes prevalence from 285 millions in 2010 (6.4...

Journal: :nursing practice today 0
mitra zolfaghari department of e-learning in medical education, virtual school and nursing and midwifery care research center, tehran university of medical sciences, tehran, iran. fatemeh behesht aeen department of critical care, school of nursing and midwifery, tehran university of medical science, tehran, iran. ahmadali asadi noghabi department of critical care, school of nursing and midwifery, tehran university of medical science, tehran, iran. abbas mehran department of epidemiology, school of nursing and midwifery, tehran university of medical sciences, tehran, iran.

background & aim : ventilator associated pneumonia (vap) is the most common infections in critical care units, which leads to more length of hospital stay, costs, and high mortality. therefore, prevention is a priority according to clinical guidelines. the aim of this study is determine the effects of passive versus active implementation of vap guidelines on nurses’ performance in critical care...

Journal: :Biostatistics 2005
Fotios Siannis John Copas Guobing Lu

Most statistical methods for censored survival data assume there is no dependence between the lifetime and censoring mechanisms, an assumption which is often doubtful in practice. In this paper we study a parametric model which allows for dependence in terms of a parameter delta and a bias function B(t, theta). We propose a sensitivity analysis on the estimate of the parameter of interest for s...

2009
Suzhen Ren Yongjing Cao Yuanyuan Gao Qing Li

Thematic structure, an important factor for textual metafunction, plays a significant role in inspecting and promoting the textual coherence. With a theoretical statement of Thematic theory and TP patterns, this paper proposes the feasibility of the Thematic Operational Approach in the teaching of college English writing. This approach is proved to not only strengthen students’ application awar...

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