نتایج جستجو برای: retrospective phase

تعداد نتایج: 761015  

2017
Kai Qian Kai Guo Xiaoke Zheng Tuanqi Sun Duanshu Li Yi Wu Qinghai Ji Zhuoying Wang

Screening out patients who do not require immediate surgery is a growing trend in the field of thyroid research. In this study, we retrospectively compared the application of two surveillance selection criteria in 1001 patients who had undergone surgical treatment of papillary thyroid microcarcinoma (PTMC): low-risk PTMC characteristics defined by Kuma Hospital and CATO consensus on PTMC manage...

2016
Lilian Akudo Okeke Olufunmilayo Fawole Maryam Muhammad Ikenna Osemeka Okeke Patrick Nguku Peter Wasswa David Dairo Simeon Cadmus

INTRODUCTION Nigeria has the thirteenth highest burden of human tuberculosis. The current increasing incidence of tuberculosis in humans, particularly in immune-compromised persons, has given interest in the zoonotic importance of Mycobacterium bovis in developing countries like Nigeria. This study determined the prevalence of bovine tuberculosis as a background information for effective contro...

Journal: :iranian journal of public health 0
hossein masoumi asl center for communicable disease control, ministry of health and medical education, tehran, iran ; food microbiology research center, tehran university of medical sciences, tehran, iran. mohammad mehdi gouya mahmood nabavi nooshin aghili

typhoid fever is one of the most important infectious diseases transmitted by contaminated food and water. this study aimed at epidemiological features of disease during the last five decades, over the period from 1962-2011.a retrospective cross-sectional study was conducted using typhoid fever national surveillance data.the highest incidence of typhoid fever was registered in 1965 with 133.4 /...

Journal: :Physics in medicine and biology 2008
C Chavarrías J J Vaquero A Sisniega A Rodríguez-Ruano M L Soto-Montenegro P García-Barreno M Desco

We propose a retrospective respiratory gating algorithm to generate dynamic CT studies. To this end, we compared three different methods of extracting the respiratory signal from the projections of small-animal cone-beam computed tomography (CBCT) scanners. Given a set of frames acquired from a certain axial angle, subtraction of their average image from each individual frame produces a set of ...

Journal: :The Laryngoscope 2015
Rajarsi Mandal Ashok Muthukrishnan Robert L Ferris John R de Almeida Umamaheswar Duvvuri

OBJECTIVES/HYPOTHESIS Preoperative localization for parathyroid disease has improved in recent years with the advent of dual-phase (99m) Tc-sestamibi single-photon emission computed tomography/computed tomography (SPECT/CT) imaging. However, dual-phase imaging is associated with increased cost, time, and radiation dose. The aim of this study was to investigate the need for late-phase imaging wh...

پایان نامه :وزارت بهداشت، درمان و آموزش پزشکی - دانشگاه علوم پزشکی و خدمات بهداشتی درمانی تهران 0

این مطالعه به منظور بررسی الگوی مصرف و تجویز سفالسپورینهای نسل سوم در بیمارستان امام انجام شد. مطالعه به دو روش گذشته نگر retrospective بر روی پرونده 200 بیمار که از تاریخ فروردین 75 تا مهر 77 در بخشهای عفونی مردان و زنان، مرکز طبی کودکان، طبی 6، طبی 1 و 2 و icu بیمارستان امام بستری بودند انجام گرفت و قسمت حال نگرconcurrent بر روی 200 بیمار بستری در بخش عفونی مردان و زنان انجام شد. متغیرهای مور...

2012
E. Dogan Sumer Dennis S. Bernstein

In this paper we focus on retrospective cost adaptive control (RCAC), which is applicable to stabilization, command following, disturbance rejection, and model reference control problems for SISO and MIMO plants. RCAC uses limited modeling information, specifically, Markov parameters of the transfer function from the control input to the performance variable. Typically, a small number of Markov...

Journal: :Anales de pediatria 2018
Gerardo Bustos Lozano Álvaro Hidalgo Romero Ana Melgar Bonis Noelia Ureta Velasco Carlos Orbea Gallardo Carmen Pallás Alonso

OBJECTIVE To determine the frequency and magnitude of neonatal hypophosphataemia (<4mg/dL) in a neonatal Intensive Care Unit and to describe risk groups. PATIENTS AND METHODS Retrospective study of hospitalised newborns over a 44 month period (phase 1). Retrospective study of <1,500g/<32 weeks of gestation newborns over a 6 month period (phase 2). Prospective study of <1,500g or 1,550-2,000g,...

Journal: :Rheumatology 2015
Alessandra Bortoluzzi Carlo Alberto Scirè Stefano Bombardieri Luisa Caniatti Fabrizio Conti Salvatore De Vita Andrea Doria Gianfranco Ferraccioli Elisa Gremese Elisa Mansutti Alessandro Mathieu Marta Mosca Melissa Padovan Matteo Piga Angela Tincani Maria Rosaria Tola Paola Tomietto Guido Valesini Margherita Zen Marcello Govoni

OBJECTIVE The aim of this study was to develop and validate an algorithm to assist the attribution of neuropsychiatric (NP) events to underlying disease in SLE patients. METHODS Phase 1 identified and categorized candidate items to be included in the algorithm for the attribution of an NP event to SLE and their relative weights through a literature-informed consensus-driven process. Using a r...

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