diagnostic studies
A general framework for comparative Bayesian meta-analysis of diagnostic studies
... uncover possible bias of combining data without proper control for study specific effect or adjustment for the use of imperfect reference standards, we performed a simulation study using two different scenarios. For each ...
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A distantly supervised dataset for automated data extraction from diagnostic studies
... to diagnostic studies, ex- cept for general data items common to both inter- ventions and diagnostic studies, such as age, sex, blinding, or the generation of random allocation ...
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Diagnostic studies of abortion in Danish cattle 2015–2017
... most diagnostic studies, but lower than a recent study from Australia and New Zealand in which a broad range of serological and immunohistochemical methods, in addi- tion to histology and bacterial culture, ...
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Feasibility and diagnostic performance of dual tracer guided sentinel lymph node biopsy in cT1 2N0M0 gastric cancer: a systematic review and meta analysis of diagnostic studies
... Our subgroup analysis showed that the sensitivity of the HE and IHC combined intraoperative pathologic detection method was lower than that of the HE alone group. This result is different from the result of a previ- ous ...
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Conducting systematic reviews of diagnostic studies: didactic guidelines
... for diagnostic research have been pub- lished by the Cochrane Methods Group on Screening and Diagnostic Tests [35] ...that studies may appear to be of poor methodological quality either because they ...
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Assessing variability in results in systematic reviews of diagnostic studies
... of diagnostic accuracy studies tested for statistical hetero- geneity using Cochran’s Q test (n=28, 53 %) or quanti- fied it using I 2 (n=31, 58 ...across studies because opposite changes in ...
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Head-to-head comparison of qSOFA and SIRS criteria in predicting the mortality of infected patients in the emergency department: a meta-analysis
... included studies. The studies ’ included patients had different infection types, and dif- ferent outcome measures were used, such as in-hospital mortality or 30-day ...mortality. Studies used various ...
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Are there researcher allegiance effects in diagnostic validation studies of the PHQ-9? A systematic review and meta-analysis
... increased diagnostic performance in diagnostic validation studies that were conducted by teams connected to the orig- inal developers of the ...that diagnostic studies conducted by ...
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The reporting quality of studies investigating the diagnostic accuracy of anti CCP antibody in rheumatoid arthritis and its impact on diagnostic estimates
... some studies may have been missed since we included only studies that provided data to estimate both sensitivity and ...of studies may be obtained and the reached conclusions are unlikely to be ...
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Presepsin as a diagnostic marker for sepsis: evidence from a bivariate meta-analysis
... clinical diagnostic studies are needed to be able to reach a final ...included studies; although we per- formed a meta-regression to determine possible covariates, we did not find meaningful ...
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Mini Mental State Examination and Logical Memory scores for entry into Alzheimer’s disease trials
... optimal diagnostic certainty of MCI included <1 standard deviation below normative reference on two episodic memory measures (LM-II and Auditory Verbal Learning Test delay recall) ...and diagnostic ...
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Group-sequential analysis may allow for early trial termination: illustration by an intra-observer repeatability study
... While diagnostic studies in general and agreement studies in particular usually make use of fixed-sample designs, we applied a post hoc group-sequential design for a one-sided hypothesis test setting ...
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Imaging in diagnosis, outcome prediction and monitoring of large vessel vasculitis: a systematic literature review and meta analysis informing the EULAR recommendations
... eligible studies that were then reviewed in full ...for diagnostic studies: studies’ main characteristics (year of publication, setting, number of included patients, inclu- sion criteria, use ...
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The impact of health literacy on diagnosis and outcomes of symptomatic cancer by ethnicity: a systematic review protocol
... The following online databases will be searched: Medical literature analysis and retrieval system online (MED- LINE), Excerpta Medica DataBase (EMBASE), Web of Science, Psychology Information Database (PsychINFO), ...
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No role for quality scores in systematic reviews of diagnostic accuracy studies
... ultrasound studies and for the contrast- enhanced ultrasound ...of studies, standard SROC (summary receiver operating characteristic) methods were used to pool indi- vidual study ...the diagnostic ...
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The reliability of a quality appraisal tool for studies of diagnostic reliability (QAREL)
... in studies of intra-rater reliability, the rater may recall their findings from the first ‘rating’ when they rate the subject a second ...20 studies, “Yes” for 5 studies and “Unclear” for one ...
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ESL Teachers and Diagnostic Assessment: Perceptions and Practices
... that diagnostic assessment is the art of recognizing difficulties based on their symptoms, which if undiagnosed might limit students’ engagement in new learning (Targema and Obadare-Akpata ...
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Review Article Impact of treatment on development of NAFLD in patients with inflammatory bowel disease: a meta-analy
... There are some shortcomings in the present meta-analysis. First, the dosage and duration of drugs used in each study was inconsistent. Second, the sample size of the included articles was small. Third, other risk factors ...
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Diagnostic Imaging Studies Performed in Children Over a Nine-Year Period
... formed, diagnostic codes (ICD-9), patient demographics, and clinical perfor- mance sites, x 2 analyses for trend examined changes over time in pro- portions of speci fi c types of DIPs per- formed adjusted for the ...
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Safety and Imaging Quality of MRI in Pediatric and Adult Congenital Heart Disease Patients with Pacemakers
... Between July 2007 and October 2008, no pacemaker-dependent patient presented for MRI. One patient with an abandoned defibrillator lead was excluded. The remaining eight patients un- derwent 11 MRI studies (Table ...
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