Results 51 to 60 of about 130,424 (301)

Testing Biased Randomization Assumptions and Quantifying Imperfect Matching and Residual Confounding in Matched Observational Studies [PDF]

open access: yesarXiv, 2021
One central goal of design of observational studies is to embed non-experimental data into an approximate randomized controlled trial using statistical matching. Despite empirical researchers' best intention and effort to create high-quality matched samples, residual imbalance due to observed covariates not being well matched often persists.
arxiv  

Ultrasound Guided Placement of Single-Lumen Peripheral Intravenous Catheters in the Internal Jugular Vein [PDF]

open access: yes, 2018
Introduction: The peripheral internal jugular (IJ), also called the “easy IJ,” is an alternative to peripheral venous access reserved for patients with difficult intravenous (IV) access.
Baydoun, Jamie   +5 more
core   +3 more sources

Optical Hemodynamic Imaging of Jugular Venous Dynamics During Altered Central Venous Pressure [PDF]

open access: yes, 2021
Objective: An optical imaging system is proposed for quantitatively assessing jugular venous response to altered central venous pressure. Methods: The proposed system assesses sub-surface optical absorption changes from jugular venous waveforms with a
Amelard, Robert   +5 more
core   +1 more source

Highly multiplexed digital PCR assay for simultaneous quantification of variant allele frequencies and copy number alterations of KRAS and GNAS in pancreatic cancer precursors

open access: yesMolecular Oncology, EarlyView.
Combining melting curve analysis enhances the multiplexing capability of digital PCR. Here, we developed a 14‐plex assay to simultaneously measure single nucleotide mutations and amplifications of KRAS and GNAS, which are common driver genes in pancreatic cancer precursors. This assay accurately quantified variant allele frequencies in clinical samples
Junko Tanaka   +10 more
wiley   +1 more source

Consensus on circulatory shock and hemodynamic monitoring. Task force of the European Society of Intensive Care Medicine. [PDF]

open access: yes, 2014
OBJECTIVE: Circulatory shock is a life-threatening syndrome resulting in multiorgan failure and a high mortality rate. The aim of this consensus is to provide support to the bedside clinician regarding the diagnosis, management and monitoring of shock.
A Babaev   +157 more
core   +4 more sources

A Novel Protein‐Polysaccharide Oral Nanoemulsion Targeting Activated Hepatic Stellate Cells to Enhance the Therapeutic Effect of Pirfenidone on Fibrosis After Transarterial Chemoembolization for Liver Cancer

open access: yesAdvanced Functional Materials, EarlyView.
Transarterial Chemoembolization (TACE) may aggravate liver fibrosis. In this study, a novel oral targeting nanoemulsion is fabricated to enhance the therapeutic effect of antifibrotic drug‐pirfenidone (PFD) on fibrosis after TACE. Studies have shown that PFD nanoemulsion can enhance the oral liver targeting effect of PFD, and effectively improve the ...
Zhimei Cheng   +12 more
wiley   +1 more source

One‐year COVID‐19 outcomes on the oncology care patient pathway: Results of a French descriptive, cross‐sectional comprehensive study (ONCOCARE‐COV)

open access: yesCancer Medicine, Volume 11, Issue 24, Page 4865-4879, December 2022., 2022
Key steps in the oncology care pathway activity were retrospectively analyzed and compared in this comprehensive and cross‐sectional study, between the different time settings in the COVID‐19 pandemic. Oncology care were heavily disrupted during the first and second COVID‐19 outbreak waves with decrease in screening and diagnosis activity as well as an
Léonard Laurent   +19 more
wiley   +1 more source

Right atrial mass imitating the catheter

open access: yesInternational Journal of the Cardiovascular Academy, 2020
Catheter-related thrombosis is a relatively common complication of central venous catheter insertion. The catheter-related complications (malfunctions, infections, and thrombosis) cause serious problems in these patients.
Aysu Oktay, Feyza Aksu, Mustafa Caliskan
doaj   +1 more source

Routine Changing of Intravenous Administration Sets Does Not Reduce Colonization or Infection in Central Venous Catheters [PDF]

open access: yes, 2004
Objective: To determine the effect of routine intravascular administration-set changes on central venous catheter (CVC) colonization and catheter related bacteremia (CRB).
Courtney, Mary   +4 more
core   +2 more sources

Time‐Controlled Dual Targeting to Program Systemic and Intercellular Transfer of Therapeutic Effects

open access: yesAdvanced Functional Materials, EarlyView.
Aspirin‐liposomes loaded onto monocytes enable inflammation‐triggered targeting and efficient hand‐over of aspirin to inflamed cells. Monocytes uptake a significant portion of aspirin‐liposomes, prolonging therapeutic action. This approach enhances anti‐inflammatory effects through intercellular transfer, demonstrating a translational strategy for ...
Seung Eun Yu   +6 more
wiley   +1 more source

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