نتایج جستجو برای: iran n130000 by using multistage random sampling technique
تعداد نتایج: 8902842 فیلتر نتایج به سال:
Background. High blood pressure in adults is directly correlated with increased risk of cardiovascular diseases. Hypertension in childhood and adolescence could be considered among the major causes of this problem in adults. This study aimed to investigate the factors associated with hypertension among the adolescents of Jahrom city in Iran and also standard percentiles of blood pressure were e...
Background: The association of duration of breastfeeding (BF) with weight disorders remains controversial. This study aimed to evaluate the association of BF with anthropometric measures and weight disorders in Iranian children and adolescents. Materials and Methods: Using multistage random cluster sampling method, a representative sample of 25,000 school students were selected from urban and r...
Random demodulation based compressive sampling technique is a novel approach that it can break through the Shannon sampling theorem for the sparse signal capturing. A major challenge in the random demodulation based sampling system is the random sequence generation. In this paper, we introduce an approach to generate the high-speed random sequence that meets the incoherence of compressive sampl...
Introduction: Pneumonia causes about two million under five deaths each year, accounting for nearly one in five child deaths globally. Identifying its prevalence in under-five children and the associated factors is crucial to achieve MDG4 in developing countries. Objective: The main objective of this study was to assess the prevalence and factors associated with pneumonia among under-five child...
background psychological violence is the most common form of workplace violence that can affect professional performance and job satisfaction of health care workers. although several studies have been conducted in iran, but there is no consensus regarding current status of such violence. objectives this study aimed to investigate the prevalence of psychological violence among healthcare workers...
چکیده : هدف پژوهش حاضر، تعیین نقش واسطهای اعتماد سازمانی در رابطه ی بین عدالت سازمانی و یادگیری سازمانی به روش تحلیل مسیر میباشد. برای این منظور با استفاده از روش نمونه گیری تصادفی ساده 1?0 نفر از کارکنان اداره ورزش و جوانان استان فارس انتخاب و به پرسشنامه های متشکل از ابعاد یادگیری سازمانی، عدالت سازمانی و اعتماد سازمانی پاسخ دادند. نتایج پژوهش به طور کلی نشان داد که رابطه ی عدالت سازمان...
INTRODUCTION Parkinsonism occurs in all ethnic groups worldwide; however, there are wide variations in the prevalence rates reported from different countries, even for neighboring regions. The huge socioeconomic burden of parkinsonism necessitates the need for prevalence studies in each country. So far, there is neither data registry nor prevalence information on parkinsonism in the Iranian pop...
در این پایان نامه که مرجع اصلی آن garcia, a.g., perez-villalon, g. 2008. approximation from shift-invariant spaces by generalized sampling formulas, appl. comput. harmon. anal. 24: 58-69. است، یک برنامه ی تقریب به وسیله ی فرمول های نمونه گیری، پیشنهاد شده است.
The poor performance of fishery subsector is most clearly evidenced by low adoption of fishery production technologies by farmers. The purpose of this research was analyzing influence of socio-economic factors on the adoption of fish production technologies by community-based farmers in Cross River State, Nigeria. A Multistage random sampling technique was used in selecting 60 community-based f...
BACKGROUND We determined the prevalence of general and central obesity and their relationship with blood pressure levels among adolescents in Abeokuta, Nigeria. METHODS We selected 423 adolescents from seven schools in Abeokuta, Nigeria, using a multistage random-sampling technique. Body mass index (BMI), waist circumference (WC) and blood pressures were measured. RESULTS Twenty-one (5%) ch...
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