نتایج جستجو برای: use failure rate

تعداد نتایج: 2804313  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان - دانشکده ریاضی 1389

one of the most important number sequences in mathematics is fibonacci sequence. fibonacci sequence except for mathematics is applied to other branches of science such as physics and arts. in fact, between anesthetics and this sequence there exists a wonderful relation. fibonacci sequence has an importance characteristic which is the golden number. in this thesis, the golden number is observed ...

سنگستانی , گیتا,

A prospective cross sectional study was conducted with goal of  Identifying of causes & unwanted pregnancies in mothers who referred to Hamadan hospitals. 384 mothers as Convenience sampling were included. Results indicate that from 384 pregnant mothers, 42% had unwanted pregnancies. The causes were: (a) incorrect use of contraceptives (b) the failure rate of contraceptives (c) non use o...

Journal: :journal of family and reproductive health 0
ensieh shahrokh-tehraninejad reproductive health research center, tehran university of medical sciences, tehran, iran minoo dashti reproductive health research center, tehran university of medical sciences, tehran, iran batool hossein-rashidi reproductive health research center, tehran university of medical sciences, tehran, iran elham azimi-nekoo reproductive health research center, tehran university of medical sciences, tehran, iran. fedyeh haghollahi reproductive health research center, tehran university of medical sciences, tehran, iran. vahid kalantari sint maarten school of medicine, american university of integrative sciences, cole bay, sint maarten

objective: repeated implantation failure (rif) is a condition in which the embryos implantation decreases in the endometrium. so, our aim was to evaluate the effect of local endometrial injury on embryo transfer results. materials and methods: in this simple randomized clinical trial (rct), a total of 120 patients were selected. the participants were less than 40 years old, and they are in thei...

Journal: :international journal of reproductive biomedicine 0
nastaran aflatoonian maryam eftekhar behrooz aflatoonian elham rahmani abass aflatoonian

background: repeated implantation failure (rif) is defined as pregnancy failure after two to six times with at least ten high grade embryo transfer to uterus. a variety of causes have been anticipated for rif, including anatomical, autoimmune, genetics, endocrine and thrombotic anomalies. factors responsible for rif have important implication regarding treatment however in many couples a perfec...

2015
Natalie A. Obrecht Dana L. Chesney

People often base judgments on stereotypes, even when contradictory base-rate information is provided. It has been suggested this occurs because people fail to engage or complete deliberative reasoning needed to process numerical base-rate information, and instead rely on intuitive reasoning. However, recent research indicates people have some access to this base-rate information even when they...

Journal: یافته 2007
farahnaz Changavi , fatemeh janani , parvin Asti , soheila Akbari ,

Changavi F1, janani F1, Asti P1, Akbari S2 1. Instructor, Department of midwifery, Faculty of nursing and midwifery, Lorestan University of Medical Sciences 2. Instructor, Department of gynecology, Faculty of medicine, Lorestan University of Medical Sciences Abstract Background: IUD is a useful and effective tool for family planning. Different kinds of this equipment are available at ...

Journal: :international journal of preventive medicine 0
farzaneh rohani nakysa hooman sedighe moradi mehdi mobarra mehri najafi zadeh

background: hypertension is more common in adults with type 1 diabetes mellitus (t1dm) than the general population. the aim of this study was to detect the pre-hypertensive stage in children with t1d and to evaluate its correlation with diabetic nephropathy compared to non-diabetic children. methods: this was a prospective cross-sectional study in an out-patient clinic of a university hospital....

2010
P. Govindaraju

Abstract In this paper, a repairable system of a monotone process model for a one-component multistate degenerative system with (k + 1) states(k-failure states and one working state) is studied. Also an alternative model, called the Negligible Or Non-Negligible (NONN) repair times introduced by Thangaraj and Rizwan (2001) is incorporated in this model to develop some new repair models. A replac...

2005
Timothy Besley

The theme of this year’s WDR is how to structure institutions to bring about an e¤ectively functioning market economy. There is no question that political institutions play a key role here. In most countries political institutions determine the rules of access to considerable discretionary coercive power. Political institutions determine the context in which key functions of government are unde...

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