Funnel plot
Assessment of funnel plot asymmetry and publication bias in reproductive health meta-analyses: an analytic survey
... the funnel plot and is recommended as a tool for the assessment of the robustness of the results of meta-analyses (sensitivity ...study, funnel plot asymmetry was used to assess meta-analyses ...
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The probability of being identified as an outlier with commonly used funnel plot control limits for the standardised mortality ratio
... for funnel plots ...for funnel plots, they do not provide the answer to the question being ...data. Funnel plot control lim- its, on the other hand, are used to make inferences about a future ...
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Comparison of adverse events between video and direct laryngoscopes for tracheal intubations in emergency department and ICU patients–a systematic review and meta-analysis
... category, the study was classified as “unclear risk”; if one or more domains were assigned to the high risk of bias category, the study was classified as “high risk” [32]. For observational studies, the ACROBAT-NRSi ...
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Value of outcomes research in colorectal cancer care
... Hospital outcomes adjusted for casemix on postoperative complicated course per hospital in 2013-2014 were presented in a funnel plot using the standard casemix model, showing the over[r] ...
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Clinical value of lncRNA MALAT1 as a prognostic marker in human cancer: systematic review and meta-analysis
... s funnel plot and Egger ’ s linear regres- sion test were conducted to evaluate publication ...The funnel plot showed that there was no signi fi cant asymmetry, such as the association of ...
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Coffee and the Risk of Lymphoma: A Meta-analysis Article
... sessing coffee intake could be better estimated. Third, in any meta-analysis, the possibility of publication bias is of concern, because small stu- dies with null results tend not to be published. Publication bias may ...
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Association of the miR-196a2 C>T and miR-499 A>G polymorphisms with hepatitis B virus-related hepatocellular carcinoma risk: an updated meta-analysis
... Lastly, this meta-analysis included only Figure 4 (A) Begg’s funnel plot to assess risk of publication bias in analysis of the association between miR-196a2 C. T polymorphism and HBV-re[r] ...
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The center effect in liver transplantation in the Eurotransplant region: a retrospective database analysis
... The funnel plot was used to demonstrate transplant centers with graft sur- vival rates that were significantly higher or lower than the mean within Eurotransplant (high and low outliers, transplant centers ...
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Meta Analysis on Safety of Dapagliflozin in Patients with Type 2 Diabetes Mellitus
... studies included in the analysis (Figure 7). Therefore, the M-H fixation effect model was used for meta-analysis. Funnel plot of publication bias evaluation is presented in Figure 8. There was no risk of ...
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Original Article Surgical management of spondylolisthesis----intentional reduction or in situ fusion: a meta-analysis
... In highgrade group, the reduction group showed less blood loss compared to the in situ fusion group SMD = 0.87, 95% CI = 0.11-1.63, P = 0.02.The funnel plot indicated that no significant[r] ...
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Functional hemodynamic tests: a systematic review and a metanalysis on the reliability of the end expiratory occlusion test and of the mini fluid challenge in predicting fluid responsiveness
... Funnel plot for publication bias analysis of specificity of the mini-fluid challenge test Mini-FC DOCX 3448 kb Abbreviations AUC: Area under the ROC curve; CI: Cardiac index; EEO: End-ex[r] ...
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Macrophage migration inhibitory factor polymorphism and the risk of ulcerative colitis and Crohn's disease in Asian and European populations: a meta-analysis
... The heterogeneity between studies was determined by the χ 2 -based Q test. A p value greater than 0.05 for the Q-test indicated a lack of heterogeneity among the studies. If there was a lack of heterogeneity, the pooled ...
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Using funnel plots in public health surveillance
... The funnel plot can also be considered a form of control chart ...a funnel plot, if rate variation is only random and stochastic, then an appropriate proportion of the points representing area ...
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Bacterial vaginosis is associated with uterine cervical human papillomavirus infection: a meta analysis
... forest plot. Evidence of publication bias was ruled out by funnel plot [29] and statistically evaluated for asymmetry using the Begg rank correlation ...
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Adjunctive corticosteroids for Pneumocystis jiroveci pneumonia in patients with HIV infection: a meta analysis of randomised controlled trials
... This systematic review of 6 randomised controlled trials in HIV-infected patients with PCP and substantial hypox- emia found a significant relative risk reduction of death for adjunctive corticosteroids of 46% at 1 month ...
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Quantifying the risk of error when interpreting funnel plots
... a funnel plot. This is a plot of the estimate of effect size in each study against an es- timate of its precision (typically its standard error) ...a funnel-shaped ...
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Herpetofaunal Species Richness of a Longleaf Pine (Pinus palustris)
... and funnel traps were used in this project because previous studies have revealed substantial, but complementary, capture biases between them (Greenburg et ...2001). Funnel traps generally are considered ...
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Swimming mechanics and behavior of the shallow water brief squid Lolliguncula brevis
... subsequently expelled from the squid during jetting. Footage of the dye released from the funnel was recorded using Hi-8 video. Since squid swim at various angles of attack relative to free- stream flow, it was of ...
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Hydrodynamics of pulsed jetting in juvenile and adult brief squid Lolliguncula brevis: evidence of multiple jet `modes' and their implications for propulsive efficiency
... and funnel movements; and (3) a second DALSA 1M150 video camera (1024 ⫻ 1024 pixel resolution, frame rates of 15–100 Hz, 8 ⫻ 8–12 ⫻ 12 cm FOV) positioned underneath the working section to record fin, mantle and ...
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DESIGN OF A DOCKING STATION FOR A MOBILE ROBOT
... the funnel to rotate or move in the horizontal direction and come back to zero position once the robot leaves the ...the funnel frame is connected to the U frame through spherical rod end ...
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