Unlike ROC analysis, a new IRT method identified clinical thresholds unbiased by disease prevalence.
Sign Up to like & getrecommendations! Published in 2020 at "Journal of clinical epidemiology"
DOI: 10.1016/j.jclinepi.2020.05.008
Abstract: OBJECTIVE This study introduces a new method to establish clinical thresholds for multi-item tests, based on item response theory (IRT), as an alternative to receiver operating characteristic (ROC) analysis. The performance of the IRT method… read more here.
Keywords: clinical thresholds; disease; method; irt method ... See more keywords
Improving screening for alcohol consumption during pregnancy with phosphatidylethanol.
Sign Up to like & getrecommendations! Published in 2017 at "Reproductive toxicology"
DOI: 10.1016/j.reprotox.2017.09.007
Abstract: OBJECTIVE The study objective was to compare rates of alcohol use between urine ethanol testing and self- reporting (Method: 1) and Phosphatidylethanol (PEth) dried blood spot testing and self-reporting (Method: 2). METHODS This was a… read more here.
Keywords: method identified; alcohol consumption; self reported; alcohol ... See more keywords