نتایج جستجو برای: percentile

تعداد نتایج: 12369  

Journal: :Medical education 1992
J C Sisson R D Swartz F M Wolf

A representative group of 33 medical students who were entering the junior year clerkships was tested for retention and recall of clinical information 3 months after taking an examination on the same subject. The students were not given an opportunity to review the subject. On 39 identical multiple choice test questions, the students' mean score declined 10 percentile points (P < 0.05) from tha...

2015
Ryan A. Decker John Haltiwanger Ron S. Jarmin Javier Miranda

The pace of business dynamism and entrepreneurship in the U.S. has declined over recent decades. We show that the character of that decline changed around 2000. Since 2000 the decline in dynamism and entrepreneurship has been accompanied by a decline in high-growth young firms. Prior research has shown that the sustained contribution of business startups to job creation stems from a relatively ...

Journal: :International journal of epidemiology 2001
Y Murakami Y Ohashi

BACKGROUND To plan prevention programmes for the diabetic renal disease among insulin-dependent diabetes mellitus (IDDM) children, projections of future trends for the disease is crucial. We projected future trends in the number of diabetic renal disease patients among IDDM children and assessed an impact of treatment dissemination in Japan. METHODS We used a Markov model to describe the clin...

2006
Andrew Leigh Chris Ryan

International research suggests that differences in teacher performance can explain a large portion of student achievement. Yet little is known about how the quality of the Australian teaching profession has changed over time. Using consistent data on the academic aptitude of new teachers, we compare those who have entered the teaching profession in Australia over the past two decades. We find ...

2006
Andrew Leigh Chris Ryan

International research suggests that differences in teacher performance can explain a large portion of student achievement. Yet little is known about how the quality of the Australian teaching profession has changed over time. Using consistent data on the academic aptitude of new teachers, we compare those who have entered the teaching profession in Australia over the past two decades. We find ...

2004
M BRUEGEL

An increase in immature granulocytes (IG) in peripheral blood is of great importance for the diagnosis of hematological malignancies. Furthermore, it may indicate systemic inflammation. IGs are usually quantified by visual microscopy; however, recent studies have evaluated automated IG count on the DIFF channel and IG detection on the IMI channel of the Sysmex XE-2100 automated hematology analy...

2009
Nihal Hatipoğlu Selim Kurtoğlu Ahmet Öztürk Mümtaz Mustafa Mazıcıoğlu

BACKGROUND One of the mostly used and preferred method in following the growth of children is to plot weight and height values of the children on standard percentile charts. It is essential for each country to use its own populations' updated percentile curves. However, data on the growth of children living in different regions are also needed for comparison with the national standards. METHO...

Journal: :Acta medica Iranica 2016
Gholam Hossein Fallahi Sahar Latifi Maryam Mahmoudi Davood Kushki Mohammad Taghi Haghhi Ashtiani Afsaneh Morteza Nima Rezaei

Cystic fibrosis (CF) is an autosomal recessive disease, which affects many organs as it impairs chloride channel. This study was performed to evaluate growth status and its relationship with some laboratory indices such as Cholesterol (chol), Triglyceride (TG), albumin and total protein in children with CF referred to pediatrics center. This study was designed as a cross-sectional study in one ...

Introduction: In recent years, there has been increasing demand for personalized anatomy modeling for medical applications, because the influence of phantoms on the quality of treatments and precision dosimetry has been specified. Phantoms have many applications on medical such as treatment planning, diagnostic imaging, clinical radiological exposure simulation, and biomechanic...

Background: The aim of this study was to determine the growth status of very low birth infant at corrected age of two years. Methods: This cross-sectional study was performed on all babies with birth weight ≤1500 gr without any congenital anomalies, genetic disturbance and chronic disease (e.g. cardiopulmonary insufficiency, cholestasis, malabsorption). They were called at corrected age 2 year...

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