How can I calculate the overall or weighted average sensitivity, specificity, NPV, PPV in systematic review based on the sample size for each study?

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How can I determine the percentage of cell viability of cells seeded in 96 well plate ?

I am currently testing the effect of bacterial filtrates on cancer cells , after seeding the cells I tested the bacterial filtrates against them , and got images of all 96 wells using inverted...

10 July 2024 7,145 2 View

Can I find paper about Neuroinflammation and Hydroxytyrosol and catechin ?

Bv2 cells 3xtg mice APPKI Mice combination drug Apoptosis drug LPS-OXLDL-LPS Alzheimer disease

02 February 2023 2,977 0 View

How can I use simulation software by google cloud?

In my research work ,I need super computer to use gaussian 09 in simulation , I want to use google cloud for that . So ,how can use google cloud in simulated by gaussian 09?

27 March 2022 9,319 3 View

Is there any tool can measure the knowledge of nursing students when applying high-fidelity simulation versus lecture you recommend?

I need this tool to apply in my dissertation.

21 February 2017 7,504 3 View

What type of question should be included in a survey when you are lunching new product?

Could I have a sample question in the following area: -General question about the company , human capital, risk profile and innovation. -Investor base -If the company need to finance what...

14 February 2016 506 3 View

NBO charge transfer (QNBO)and Mulliken charge transfer (QMu)

I have few systems and I would like to calculate NBO charge transfer (QNBO)and Mulliken charge transfer (QMu) for them using Gaussian 09 package. Could you please anyone suggest how to do...

01 January 1970 9,675 0 View

How can I translate any survey data into financial returns?

Can anyone suggest me that I can translate survey data into the financial return (i.e., ROI, NPV, IRR) It seems ridiculous or impossible. However, I am looking for a model/ method that will help...

03 January 2024 8,194 0 View

When running a sensetivity analysis for a mining project how can you quantify factors that are qualitative e.g. political & Policy stability ?

-Which indicators to look out for. -How to dertemine the breaking point where qualitative risk outweighs quantitative evaluation metrics i.e NPV, IRR -How to rate risk with regards to policy...

22 October 2023 6,422 2 View

Does a positive NPV result mean the economic feasibility?

Recently I am learning techno-economic analysis and I read this article ( Frontiers of Environmental Science & Engineering 2023, 17 (4), 47. https://doi.org/10/gr6dmv.) It described the...

03 May 2023 7,565 3 View

Which of these two investment appraisal methods is superior; Net Present Value (NPV) or Internal Rate of Return(IRR) ?

01 November 2022 1,387 20 View

Is there any specific categorization for good/ moderate/ poor diagnostic performance indicators in terms of Sn, Sp, LR+, LR-, PPV, NPV, and accuracy?

Hello, scholars. I am trying to determine how well a marker can diagnose a particular condition. I make an effort to cite a source that clarifies the categorization and interpretation of generated...

19 August 2022 6,281 0 View

How to determine Optimal Cut-off in Disease Identification by using Graphpad prism?

Hi, I want to determine the Optimal Cut-off in CAD Disease to find the Sensitivity, Specificity,PPV, NPV, and Area under the ROC curve.

21 July 2022 6,797 5 View

What do we consider 86.9% Positive predictive value and 87.5% Negative predictive value of a medical screening test? high or moderate values?

Evaluation of PPV and NPV of a screening test

09 July 2022 5,323 3 View

What is the effect of technology change in engineering economics models?

engineering economics model like NPV and etc

08 June 2022 4,610 3 View

Can wd calculate intrinseque values (sensitivity, specificity, PPV, NPV, accuracy) after using the MSKCC nomogram for positive sentinel lymph node?

In the purpose of drawing ROC curves.

02 June 2022 7,176 3 View

Can someone share some Stata code for calculation and comparison of PPV and NPV of two tests in a paired design?

I have a case-control study with 200 cases and 200 controls (d == 0 for controls and d == 1 for cases). Two tests y1 and y2 are applied to each case and control and the results are coded 1 for a...

21 January 2022 8,941 4 View