Joseph V Moxon

4 Questions 14 Answers 0 Followers

Questions related from Joseph V Moxon

Plasma vs serum for measuring concentrations of proteins in platelets?

Good morning all. Just picking brains here if I can please? I am interested in measuring circulating concentrations of angiopoietin-1 (angpt-1) in patient samples. Several manufacturers indicate...

21 April 2021 2,477 4 View

Does anyone have any tips on how to calculate net reclassification index (NRI) in R?

Hi All I've generated a series of ROC curves in R and have initially compared performance using DeLong's test. I am also interested in computing NRI, but have had no prior experience in this. Any...

09 May 2016 2,017 1 View

Using pROC to assess performance of models containing multiple predictors

Hi All I'm interested in generating ROC curves to compare the ability of models containing up to 5 variables to classify patients with and without disease. I've had a quick play with pROC which...

16 October 2014 911 5 View

Can anyone help me with R - MuMIn analysis?

Hi All I'm trying to run a MuMIn analysis after fitting a Cox proportional hazards analysis. Previously this has worked fine, but after an update I'm getting interesting error messages where there...

09 July 2014 371 16 View