[PDF] Top 20 Performance of methods for meta analysis of diagnostic test accuracy with few studies or sparse data

... between test accuracy and the proportion test positive (related to ...If accuracy does not depend on threshold, the SROC curve is symmetric and can be described by a constant diagnostic ... See full document

... for meta- analysis of diagnostic accuracy ...The performance of SIMEX for inference on the bivariate random-effects model components as well as on the diagnostic accu- racy ... See full document

... statistical methods for meta-analysis of diagnostic test accuracy studies require relatively complex bivariate statistical models which can be a barrier for ...make ... See full document

... the accuracy measures in the same way as they affect the effect of ...the test either the sensitivity or the specificity are more af- fected by selective publication than the DOR, and tests for publication ... See full document

... The analysis will include individual patient data from published and unpublished prospective diagnostic accuracy studies comparing coronary computed tomography angiography with ... See full document

... subgroup analysis showed that the sensitivity of the HE and IHC combined intraoperative pathologic detection method was lower than that of the HE alone ...ous meta-analysis by Wang et ...the ... See full document

... Many studies in our meta-analysis suffer from poor ...included studies had a case- control design; this design is reputed to introduce selection bias, as the cases are confirmed patients and ... See full document

... relative performance of different meth- ods is difficult since most are evaluated on different datasets, under different settings, and often report dif- ferent ...previous methods by replicating reported ... See full document

... purely performance- based comparison, mSEPT9 is not a replacement test for ...blood test may be more appealing and result in higher ...strategy, studies need to be done on decliners of FIT ... See full document

... the methods using an applied example based on a systematic review and meta- analysis investigating the performance of Protein/Creatinine ratio (PCR) as a diagnostic test for the ... See full document

... that data from individual studies were scattered and included a wide range of participant age-groups and geographic ...the performance of the TT in different age-groups using a range of cutoff ... See full document

... medicine. Meta-analysis methods are increasingly used to synthesise the evidence about a test’s accuracy from multiple studies, to produce sum- mary estimates of sensitivity and ... See full document

... analyzing data from Schuetz and others ...tic Test Accuracy [16]. In this meta-analysis, the diag- nostic performances of multislice computed tomography (CT) and magnetic resonance ... See full document

... There are already existing approaches which make use of more than one pair of sensitivity and specificity per study. An early approach was by Dukic and Gatsonis who used ordinal regression accounting for varying num- ber ... See full document

... Our meta-analysis of ten primary studies comparing GPP testing with standard microbiology methods reports the range of possible outcomes of positive agreement when each method in turn was ... See full document

... five studies were excluded during data extraction: three stud- ies were excluded because no relevant effect measure could be extracted, one study was excluded because only patients with metabolic acidosis ... See full document

... the meta-analysis, a clear de- scription of inclusion criteria was made mandatory for primary studies to ensure that applicability in other clin- ical settings can be assessed for all studies ... See full document

... of test under evaluation and the total number of studies in- cluded in the ...meta-analyses. Data were then collected on the primary studies within one meta-analysis for ... See full document

... necrosis. Studies evaluating novel PET tracers have small sample sizes and use heterogeneous designs, making interpretation of pub- lished data ...the diagnostic accuracy of PET by using ... See full document

... implements meta-regression using a generali- zation of Littenberg and Moses Linear model [8,13] weighted by inverse of the variance or study size or ...between studies can be esti- mated by different ... See full document