In a multiparametric approach to grade PVR - do all the criteria have the same weight?

More Vladislavs Sokalskis's questions See All

Interobserver variability of 3 researchers using Bland-Altmann graph?

Dear folks, I would like to know if and how it is possible to use Bland-Altmann graph to quantify interobserver variability of measurements done by 3 reseachers. Could you suggest otherwise any...

12 May 2016 433 2 View

Do you enter the doses of all medications in a clinical trial that doesn't aim to test drugs?

Dear all, I would like to know your experience about filling out medications and the corresponding doses when you conduct a clinical trial that primarily doesn't aim to examine the effect of...

13 February 2016 1,366 6 View

Is it mandatory to perform right heart catheterization to confirm pulmonary hypertension to get a publication through a peer review?

Although I exclude patients with pulmonary hypertension due to left heart disease. What echocardiographic parameters would allow to confirm pulmonary hypertension apart from mPAP (calculated from...

22 November 2015 1,420 4 View

How can I prepare virus for a TEM or SEM imaging?

I have virus (viral hemorrhagic septicemia virus) in suspension and the experiment will not involve cells. What level of TCID50 is preferred?

11 August 2024 3,115 1 View

Is an invitation to join the editorial board of Clinical Cardiology Updates a scam?

I received an e-mail invitation to join the editorial board of Clinical Cardiology Updates. While I have published a few articles related to cardiovascular disease, there are lots of colleagues...

06 August 2024 8,981 8 View

Please explain how the plastic input value should be considered from the true stress-strain curve for the bilinear elastoplastic material model ?

I am working on Abaqus/Explicit(Quasistatic ) for the deformation of the auxetic structure model. Please explain how the plastic input value should be considered from the true stress-strain curve...

05 August 2024 454 3 View

In the situation below, can I apply braun and Clark thematic analysis?

I have a theoretical framework for preparing a interview guide to assess the unmet care needs of a sub population of chronically ill patients and their caregivers(dyadic interviews).

04 August 2024 8,798 7 View

Is it necessary to covary exogenous constructs in a structural model?

I am working on a SEM model where i have 7 latent variables (6 exogenous and 1 endogenous). In AMOS when I co-vary the exogenous constructs, only 2 paths are coming significant out of 6. But when...

03 August 2024 6,028 4 View

Tissue homogenization in mouse with FastPrep-24™ 5G - is the D matrix system useful?

I need to lyse and homogenise mouse tissues. So far I have experimented with liver and lung tissue, using matrix D. The liver was completely lysed with 6 repetitions of the standard program, but...

31 July 2024 9,186 0 View

In SEM, if a latent variable consists of three observed variables, and each observed variable has four items, what should I do?

Suppose I am studying the construct of "Academic Motivation" (latent variable) in students, which is measured through three observed variables: "Intrinsic Motivation," "Extrinsic Motivation," and...

31 July 2024 3,913 6 View

How are aPTT and PT values reduced after hemodialysis compared to before dialysis value in patients with chronic kidney disease?

I am conducting my research regarding blood coagulation in patients with CKD. I observed a reduction in post hemodialysis aPTT and PT values compared to pre hemodialysis values. But most of...

30 July 2024 3,467 0 View

Bootstrapping in SEM Amos ?

Can a researcher use small sample size of 40 while using SEM with bootstrapping of 1000 and is it possible to get published

28 July 2024 4,402 2 View

Does it exist some special technique for cutting ceramic membranes for Cross-sectional FESEM images?

Does it exist some special technique for cutting ceramic membranes for Cross-sectional FESEM or SEM images?

25 July 2024 5,482 2 View

S. Béatrice Marianne Ewalds-Kvist

Dear Vladislavs,

So many authors who wrote these papers are here on RG. It is easy for you to consult some of them:

Article Comparison of Two- and Three-Dimensional Transthoracic Echoc...

Article Value of CMR in quantification of paravalvular aortic regurg...

Article Paravalvular Regurgitation after Conventional Aortic and Mit...

Conference Paper Predictors of paravalvular regurgitation following implantat...

Article Quantification of paravalvular regurgitation after transcath...

Peter Eriksson

For the aortic valve CMR is reliable but more difficult in the mitral.

Lawrence N Scotten

Laboratory studies show evidence for very high magnitude flow velocities (>150 meters/s) of short duration (