نتایج جستجو برای: r controlled trial

تعداد نتایج: 1015353  

2017
Hoon Hur Chang Wook Ahn Cheul Su Byun Ho Jung Shin Young Bae Kim Sang-Yong Son Sang-Uk Han

PURPOSE Although Roux-en-Y (R-Y) reconstruction after distal gastrectomy has several advantages, such as prevention of bile reflux into the remnant stomach, it is rarely used because of the technical difficulty. This prospective randomized clinical trial aimed to show the efficacy of a novel method of R-Y reconstruction involving the use of 2 circular staplers by comparing this novel method to ...

Ahmad Reza Tavakkolian Ali Akbar Mohammadi, Hamid Reza Tolide-ie Mohammad Jalal Hashemi-Nasab Mohammad Kazem Mohammadi Nasir Fakhar Reza Ershadi,

Background: Administration of albumin for burn patients and its effects on mortality and morbidity has been debated for along time. The aim of this study was to evaluate the effects of albumin administration on wound healing, length of hospital stay, weight change, and mortality of burn patients. Methods: Two matched groups of patients from Shiraz Burn Care Center were randomly selected. The pa...

F. Ehdaivand, F. Pourfarzi, M. D. Sadeghiyeh Ahari, M. Mohajery, N. Aminisani, S. M. Shamshirgaran,

Zinc deficiency during pregnancy has been related to adverse pregnancy outcomes. However, the results of zinc-supplementation trials have not been consistent in improvement of pregnancies outcomes. This study was undertaken to investigate whether zinc supplementation was associated with pregnancy complications in Iranian women during the last 2 trimesters. It also assessed the anthropometric me...

Journal: :The British journal of nutrition 2002
Annhild Mosdøl Benedicte Christensen Lars Retterstøl Dag S Thelle

Dietary trials with subjects on a freely selected diet may be affected by unwanted behavioural changes. Few studies, if any, have examined changes in coffee consumption and possible concomitant changes in diet and health-related habits. The aim of the present study was to examine whether induced changes in coffee consumption lead to changes in food habits and leisure-time physical activity. Hea...

Journal: :Journal of the Society for Cardiovascular Angiography & Interventions 2023

Edge dissection is a common cause of target lesion revascularization after stent placement. It has been suggested that optical coherence tomography (OCT) superior to intravascular ultrasound (IVUS) for detection edge dissection. We queried PubMed, EMBASE, Medline, and Cochrane studies comparing IVUS OCT assessed as part their protocol. A total 10 were included in this analysis. Meta-analysis wa...

2009
R Michael Kirchner J Dawn Abbott

Drug-eluting stents (DES) have had a major impact in interventional cardiology. Compared to bare metal stents, they significantly reduce restenosis and the need for target vessel revascularization. Four DES are available in the US, the first-generation sirolimus-eluting (Cypher((R))) and paclitaxel-eluting (Taxus((R))) stents and later approved second-generation everolimus-eluting (Xience V((R)...

Journal: :مجله علوم اعصاب شفای خاتم 0
per carlbring department of psychology, stockholm university, stockholm, sweden.

our research group has - during the past 15 years - developed and tested internet interventions for more than 20 separate conditions totaling in close to 50 published randomized controlled trials. the studies cover a wide range of diagnoses including depression, social anxiety, panic disorder, generalized anxiety disorder, and pathological gambling. the treatments have mostly been based on cogn...

Background:  The primary aim of this study was to determine predictors of missed research appointments in a prospective  andomized placebo injection-controlled trial with evaluations 1 to 3 and 5 to 8 months after enrollment.   Methods:  This study represents a secondary use of data from 104 patients that were enrolled in a prospective randomized  ontrolled trial of dexamethasone versus lidocai...

Journal: :iranian journal of nursing and midwifery research 0
maryam marofi marofi motahareh sirousfard mahin moeini alireza ghanadi

abstract background: pain is the common complication after a surgery. the aim of this study was to evaluate the effect of aromatherapy with rosa damascena mill. on the postoperative pain in children. materials and methods: in a double-blind, placebo-controlled clinical trial, we selected 64 children of 3–6 years of age through convenient sampling and divided them randomly into two groups. patie...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده مهندسی برق و کامپیوتر 1391

this thesis is presented 10 ghz voltage controlled ring oscillator for high speed application. the voltage controlled ring oscillator was designed and fabricated in 0.13یm cmos technology. the oscillator is 7-stages ring oscillator with one inverter replaced by nand-gate for shutting down in the ring oscillator during idle mode. tri-state inverter was used to control of 126 bit vector in ri...

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