Diagnostic Accuracy Studies and Underlying Processes
A meta-analysis of studies on diagnostic accuracy
... Výsledky byly zaneseny do tabulky, kde bylo přehledně zaznamenáno riziko zkreslení čtyř aspektů studií a to výběr pacientů, indexový test, referenční standard a flow and timing.. Riziko [r] ...
61
The systematic review of studies of diagnostic test accuracy
... Background Diagnostic tests are used by clinicians to identify the presence or absence of a condition in a patient for the purpose of developing an appropriate treatment ...New diagnostic tests are ...
46
Assessing the quality of studies on the diagnostic accuracy of tumor markers
... of studies according to their level of evidence or developmental stage have become key issues in weighing the relevance of new information ...reported. Diagnostic marker studies are often criticized ...
24
Suggestions for designing studies investigating diagnostic accuracy of biomarkers
... DTA studies, it is valuable to determine whether a novel diagnostic marker provides additional diagnostic value beyond available conventional information, including signs, symptoms, laboratory tests, ...
8
Meta-analysis of diagnostic accuracy studies in mental health
... of diagnostic accuracy studies can provide answers to important clinical questions but the methods recommended are ...few studies and meta-analysis is judged to be ...
8
Time to publication among completed diagnostic accuracy studies: associated with reported accuracy estimates
... of diagnostic accuracy studies contain multiple accuracy outcomes, for example, for different tests, target condi- tions, and ...mary studies may have focused on other accuracy ...
10
Review of Diagnostic Test Accuracy (DTA) studies in older people
... test accuracy studies The usual design of a DTA study is ...on accuracy because such designs tend to inflate test accuracy by including phenotypic ...
15
Evaluation of QUADAS, a tool for the quality assessment of diagnostic accuracy studies
... We do not feel that major modifications to the content of QUADAS itself, in terms of items included, are necessary. However, the evaluation highlighted particular difficulties in scoring the items on uninterpretable ...
8
No role for quality scores in systematic reviews of diagnostic accuracy studies
... ultrasound studies that it was generally scoring scheme 2 that produced different results to the other scoring ...scored studies that answered "unclear" to an item in the same way as studies ...
9
Diagnostic accuracy studies: how to report and analyse inconclusive test results.
... of studies on diagnostic test accuracy are often reported as a 2×2 classification matrix, in which test results are presented as a dichotomy and a reference standard is used to categorise individuals ...
11
Systematic review and meta-analysis of pre-hospital diagnostic accuracy studies
... PROSPERO registration number CRD42016039306. INTRODUCTION Paramedics routinely obtain patient histories, take basic observations, perform physical examinations and use diagnostic tools such as ECGs or blood ...
14
Systematic review and meta-analysis of pre-hospital diagnostic accuracy studies
... between studies was investigated visually using a summary receiver operating characteristic plot to evaluate the scatter of points and the prediction ellipse, and statistically in the form of ...of studies ...
9
Modelling multiple thresholds in meta-analysis of diagnostic test accuracy studies
... nostic accuracy for arbitrary ...single studies given by Roberts et al. [2]. As most of the studies were carried out in the emergency department, it seems likely to emphasize sen- ...
15
Underlying processes in social anxiety
... on underlying cognitive, behavioural and relational ...Several studies used convenience samples of student populations, limiting the generalisability of ...similar underlying processes at all ...
149
Reproducibility of the STARD checklist: an instrument to assess the quality of reporting of diagnostic accuracy studies
... on diagnostic accuracy studies published in 12 medical journals with a high impact factor, using the STARD statement, was found to be good with a Cohen's kappa statistic of ...
10
Latent class bivariate model for the meta-analysis of diagnostic test accuracy studies
... on diagnostic test accuracy, in particu- lar when the studies are selected based on a common threshold ...few studies with a small size are ...
9
Improving diagnostic accuracy in parkinsonism.
... Clinicopathological studies have shown that, compared to this golden standard, a relatively large proportion of clinical diagnoses is ...The diagnostic accuracy of the atypical parkinsonian syndromes ...
197
The reporting quality of studies investigating the diagnostic accuracy of anti CCP antibody in rheumatoid arthritis and its impact on diagnostic estimates
... Results Eligible studies The literature review identified 364 articles that met the search criteria in PubMed. Thereafter, these articles were retrieved and screened for eligibility. Overall, a total of 103 unique ...
9
The development of QUADAS : a tool for the quality assessment of studies of diagnostic accuracy included in systematic reviews
... This project has produced an evidence based tool for the quality assessment of studies of diagnostic accuracy. The tool is now available to all reviewers involved in system- atic reviews of ...
14
Performance of methods for meta-analysis of diagnostic test accuracy with few studies or sparse data
... Our study has some limitations. First, we were not able to fully explore the effect of heterogeneity or varying the threshold. We addressed factors we considered vital, and varied the sample size of studies in a ...
16