How can we study medical statistical analysis ?

More Ahmed Samy El-agwany's questions See All

Krippendorff’s alpha on a dataset that has both nominal and ordinal data?

I have a dataset that has both nominal and ordinal data in it and would like to comput the krippendorff’s alpha on said dataset. Is this possible? If not, is there a way I can compute the...

29 May 2020 1,878 3 View

Problems with creating sweep method ?

Hi, I have this problem with my ANSYS Mesh , when i try to create sweep on the side surfaces like what you see at the images, after clicking on generate , ANSYS get this errors : 1-Mesher failed...

01 February 2020 4,639 3 View

Jet impingement cooling case - "Divergence detected in AMG solver: temperature" how to deal with this error ?

I've these errors and I tried so long to fix it but I couldn't .. I don't know what's the problem can anyone help me plzzz :- # Divergence detected in AMG solver: temperature -> Increasing...

31 December 2019 7,949 5 View

What are the field and Lab techniques applied to characterize the depositional environment?

Field and Lab techniques

09 October 2019 5,423 1 View

What are the field and Lab techniques applied to characterize the depositional environment?

I want to clarify the implication of sedimentary environment on the physical properties of the enclosed sediments, so it is very important to characterize and delineate the depositional...

09 October 2019 2,619 5 View

How to coat graphene nanoplatelets with nanometals?

what is the desirable technique?

08 September 2019 9,393 4 View

Is it possible to only solidify the intersection point of 2 lasers?

So I have this idea for a 3D printer on my mind that has been bothering me for a while now. I've done a lot of research and it seems possible but I want to get some expert advice. I'm building...

05 June 2019 8,580 7 View

Is it possible to publish an article with nearly similar title of a previously published one?

Is it possible to publish an article with a similar title of other article for the author but with totally different content ?

22 May 2019 4,427 5 View

Is it possible to publish an article with nearly similar title of a previously published one?

Is it possible to publish an article with a similar title of other article for the author but with totally different content ?

04 May 2019 3,750 5 View

What is the role of the "minimum reference" in the convergence criteria in Ansys?

What is the role of the "minimum reference" in the convergence criteria in Ansys for nonlinear finite element analysis of structures? "minimum reference" is not available in other software FEA...

04 May 2019 4,313 1 View

How to learn more about SPSS and its Application?

I would like to learn more about SPSS and Its application especially in regards to data analysis. Please suggest me how I can learn more about it. Thank you so much.

11 August 2024 9,101 4 View

Can I base on reverse DNA sequences to perform alignment, convert to amino acids and GenBank submission?

I have reverse sequences (AB1 format), can I base on reverse DNA sequences to perform nucleotide alignment, convert nucleotides to amino acids and deposit the sequence in GenBank database?

11 August 2024 5,138 1 View

Baseline drift in HPLC? What causes this?

Hello, Why do i see this baseline drift when i compare my blank (black) to the sample (blue)? Any suggestions as to why this happened? Thank you!

11 August 2024 3,770 4 View

Text-Communication from the M1 Hand Area using BCI—and then there is Elon Musk?

Willett, Shenoy et al. (2021) have developed a brain computer interface (BCI) that used neural signal collected from the hand area of the motor cortex (area M1) of a paralyzed patient. The...

10 August 2024 7,180 0 View

Has anyone applied Python in the field of textile engineering for data analysis, automation, or smart textiles?

I'm currently exploring the application of Python in textile engineering, specifically in areas like data analysis, process automation, and the development of smart textiles. I'm interested in...

10 August 2024 7,429 2 View

How can I use the cif data obtained from rietveld refinement extracted via gsas2, for microstructural analysis using ETEX software?

09 August 2024 7,718 0 View

How are iso-frequency contours plotted?

Let's say we have a standard, regular hexagonal honeycomb with a 3-arm primitive unit cell (something like the figure attached; the figure is only representative and not drawn to scale). The...

07 August 2024 1,937 1 View

How to prepare the nanoparticle treated fungal sample for Environmental SEM analysis?

A fungal strain was treated with nanoparticles. We want to do an environmental SEM analysis. So could anyone share your views on preparing the sample? Thank you.

07 August 2024 5,307 1 View

How to normalize and take the significance of the MTT OD values with 3 replicates for the same cell-line?

Hi, I have a question about normalizing the MTT OD values for doing the statistical analysis. So, if we have 3 different plates and we call them 3 different replicates, so, first we would...

07 August 2024 8,106 4 View

Why does my protein refolded to beta sheet during thermal denaturation analysis?

Hi! So i attempted to understand a novel protein behavior towards heat application by analyzing its secondary structure change. I subjected the protein to a thermal denaturation analysis using...

06 August 2024 1,989 3 View

Dr. Maen Altengi

You need to start by learning about Censored Data, they are the most common type of data in medicine. Then go to Survival Analysis.

I hold PhD in Medical Statistics, It is so interesting!

Khandoker Mahmudur Rahman

Dr. Ahmed Samy El-agwany, you may look at the following book and accompany website that includes many resources for medical statistical analysis.

Petrie, A., & Sabin, C. (2013). Medical statistics at a glance. John Wiley & Sons.

http://www.medstatsaag.com/

Sanjay Jain

You may consult Third Edition a book of Statistics in Medicine by Robert H. Riffenburgh