[R] Package for comparing sensitivity, specificity, PPV, NPV, and accuracy?

2012-09-13 Thread Gang Chen
Hi, I have two sets of sensitivity, specificity, positive predictive value, and negative predictive value, and accuracy from two tests on the same subjects. Is there an R package that does such paired comparisons? Thanks, Gang Chen __

Re: [R] Package for comparing sensitivity, specificity, PPV, NPV, and accuracy?

2012-09-13 Thread Frank Harrell
Watch out - these are all improper accuracy scoring rules, so statistics computed on them are likely to be misleading. Frank Gang Chen-4 wrote Hi, I have two sets of sensitivity, specificity, positive predictive value, and negative predictive value, and accuracy from two tests on the same