Results 1 to 10 of about 232,149 (130)

Comparison of Donor Cornea Endothelial Cell Density Determined by Eye Banks and by a Central Reading Center in the Cornea Preservation Time Study [PDF]

Cornea, 2019
Purpose: To evaluate agreement between eye banks (EBs) and a reading center on endothelial cell density (ECD) determinations in the Cornea Preservation Time Study. Methods: The Cornea Image Analysis Reading Center (CIARC) performed variable frame image analysis on EB-obtained ...
Sanjay Patel, Allison Ayala, Maureen Maguire   +2 more
exaly   +4 more sources

Central versus Local Radiological Reading of Acute Computed Tomography Characteristics in Multi-Center Traumatic Brain Injury Research [PDF]

Journal of Neurotrauma, 2019
Observer variability in local radiological reading is a major concern in large-scale multi-center traumatic brain injury (TBI) studies. A central review process has been advocated to minimize this variability. The aim of this study is to compare central with local reading of TBI imaging datasets and to investigate the added value ...
Guy Williams, Jagos Golubovic, Virginia Newcombe   +2 more
exaly   +14 more sources

Reading Center Characterization of Central Retinal Vein Occlusion Using Optical Coherence Tomography During the COPERNICUS Trial [PDF]

Translational Vision Science and Technology, 2013
To determine the impact of segmentation error correction and precision of standardized grading of time domain optical coherence tomography (OCT) scans obtained during an interventional study for macular edema secondary to central retinal vein occlusion (CRVO).A reading center team of two readers and a senior reader evaluated 1199 OCT scans.
Sandra Stinnett, Francis Char Decroos
exaly   +3 more sources

Elucidating the Role of Chmp1 Overexpression in the Transport of Polyamines in Drosophila melanogaster

Medical Sciences, 2022
Polyamines are small organic cations that are essential for many biological processes such as cell proliferation and cell cycle progression. While the metabolism of polyamines has been well studied, the mechanisms by which polyamines are transported into
Coryn L. Stump, Robert A. Casero, Otto Phanstiel, Justin R. DiAngelo, Shannon L. Nowotarski   +4 more
doaj   +1 more source

Alteration in corneal topography asymmetry indices following corneal refractive surgery

Journal of the Egyptian Ophthalmological Society, 2023
Purpose We aimed to follow up corneal refractive asymmetry index changes following refractive surgery for cornea after correction of low-grade myopia and to determine which technique causes marked affection of the indices.
Tamer I Abdelhalim, Osama A Sorour, Mohamed Elkadim, Dina Tadros   +3 more
doaj   +1 more source

Quality Control Measures over 30 Years in a Multicenter Clinical Study: Results from the Diabetes Control and Complications Trial / Epidemiology of Diabetes Interventions and Complications (DCCT/EDIC) Study. [PDF]

PLoS ONE, 2015
Implementation of multicenter and/or longitudinal studies requires an effective quality assurance program to identify trends, data inconsistencies and process variability of results over time.
Gayle M Lorenzi, Barbara H Braffett, Valerie L Arends, Ronald P Danis, Lisa Diminick, Kandace A Klumpp, Anthony D Morrison, Elsayed Z Soliman, Michael W Steffes, Patricia A Cleary, DCCT/EDIC Research Group   +10 more
doaj   +1 more source

Török Nyelvtan: Kézikönyvül És Magántanulásra

Türkiyat Mecmuası, 2022
This study aims to analyze the book Török Nyelvtan: Kézikönyvül És Magántanulásra (“Turkish Grammar: As a Handbook and for Self-Study”) by Gábor Bálint de Szentkatolnai (1844–1913), written in Hungarian in 1875. Szentkatolnai’s approach is unique because
Hümeyra Yıldırım Imrenyı, Celile Eren Ökten   +1 more
doaj   +1 more source

Alqur’an Reading Skill of the Santri: A Case Study at Alqur’an Education Center of As-Syifa Central Lampung

Journal of Research in Islamic Education, 2020
Abstract To be able to absorb the essence of the message contained in the Qur'an, the first step is to read and understand the content and for that reason everyone should read and understand the Qur'an well, in depth and detail. Therefore very rational that the Qur'an receives a large portion for educational purposes for Muslims in Indonesia ...
Kharis Fadillah, Feri Anwar, Iis Wulandari, Nur Aini, Dedi Setiawan   +4 more
openaire   +1 more source

Enhancing open clinical trials through blinded evaluations: an exploration with diabetic foot infections

Trials, 2023
Background Blinding drugs through simulation techniques is an important means to control the subjective bias of investigators and subjects. However, clinical trials face significant challenges in the placebo production of drugs, and many trials cannot be
Qingna Li, Mengli Xiao, Xingfang Liu, Yang Zhao, Haoling Zhang, Yundong Yin, Panbo Qiu, Fang Lu, Rui Gao   +8 more
doaj   +1 more source

Solar maculopathy secondary to sunlight exposure reflected from the screen of mobile devices: two case reports

Journal of Medical Case Reports, 2022
Background Solar maculopathy is a well described clinical entity that usually occurs in patients that have gazed directly the sun. In this report we describe the first two cases of solar maculopathy in individuals exposed to sunlight reflected from the ...
Joaquín Marticorena, Ana Honrubia, Javier Ascaso   +2 more
doaj   +1 more source