Amr Hanafy

7 Questions 12 Answers 0 Followers

Questions related from Amr Hanafy

Statistical test that compare 2 areas under the curve in ROC curve analysis?

ROC curve analysis to detect the best cut-off of the independent variables in the prediction models

13 May 2024 8,391 4 View

Prediction curves , what is new?

how to do calibration curves for the prediction models in SPSS, i think it is important in addition to the external validation

27 April 2024 1,989 3 View

Microbiota indirect markers in stool analysis ?

indirect stool markers of microbiota which could be applicable and cheap which can replace microbiome analysis which is exhausting and expensive. can we find new indirect markers like short chain...

21 February 2023 8,498 0 View

Why you may select African journal of gastroenterology and hepatology (ajgh.net) ?

African journal of gastroenterology and hepatology is free (no any article publication charges), the submitted material is subjected to revision via a software program for plagiarism, an open...

20 August 2018 3,544 12 View

Definition of cut off value of short and long ICU stay?

cut off value of short, intermediate and long ICU stay

01 March 2016 6,717 9 View

What is the cutoff value of short-term survival to show effect of drugs on disease progression?

18 February 2016 2,749 3 View

Can we find a marker of oesophageal mucosal injury that can be detected by stool analysis?

GERD induced injury to esophageal mucosa, can we detect mucosal derangement non-invasively by stool analysis

26 July 2015 1,276 12 View