meta-analysis of individual data
Individual patient data meta-analysis of beta-blockers in heart failure: rationale and design
... analyze individual patient data from the major randomized controlled trials of beta-blockers in heart ...to meta-analyze the data on an individual patient ...the individual ...
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Nebulized heparin for patients under mechanical ventilation: an individual patient data meta-analysis
... this meta-analysis is that we were only able to analyze the individual data of 286 patients out of 521 potentially eligible patients as the authors of four studies did not provide ...
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Malaria, malnutrition, and birthweight: A meta analysis using individual participant data
... complete-case analysis even when imputing binary or ordi- nal variables ...these data, but this is almost certainly an underestimate, since many studies enrolled women after the first ...providing ...
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Pregnancy as a risk factor for severe influenza infection: an individual participant data meta analysis
... Missing data among participants for some covar- iates was yet another ...aggregate data systematic review ...multivariate analysis adjusted for this to the extent possible given the binary ...
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Protocol for a systematic review and individual patient data meta-analysis of prognostic factors of foot ulceration in people with diabetes: the international research collaboration for the prediction of diabetic foot ulcerations (PODUS)
... statistical analysis, together with CA and FMC they form the Data Management Committee and have day to day responsibility for the ...contributed individual patient data to the meta ...
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The effects of dietary and lifestyle interventions among pregnant women who are overweight or obese on longer-term maternal and early childhood outcomes: protocol for an individual participant data (IPD) meta-analysis
... follow-up data provided from the individual trials to ensure internal consistency and consistency with published reports and to assess missing data, using pub- lished data, trial protocols, ...
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Magnetic resonance spectroscopy as a prognostic marker in neonatal hypoxic-ischemic encephalopathy: a study protocol for an individual patient data meta-analysis
... The results of the proposed IPD meta-analysis will be published on behalf of all researchers sharing a usable data set. At least one delegate per study will be proposed as co-author to the journals ...
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The efficacy of dihydroartemisinin piperaquine and artemether lumefantrine with and without primaquine on Plasmodium vivax recurrence: A systematic review and individual patient data meta analysis
... In response to emerging resistance of P. vivax to chloroquine and the pragmatic advantages of a universal treatment policy, some countries are recommending ACTs for all species of malaria. Nevertheless, the optimal ACT ...
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Prehospital Noninvasive Ventilation for Acute Respiratory Failure: Systematic Review, Network Meta-analysis, and Individual Patient Data Meta-analysis
... The following electronic databases and research regis- ters were searched from inception to August 2013: MEDLINE In-Process & Other Non-Indexed Citations and MEDLINE, EMBASE, Cumulative Index to Nursing and Allied ...
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Identifying potential moderators for response to treatment in low back pain : a systematic review
... an individual patient data meta-analysis of approxi- mately 9990 participants with LBP, headache, neck pain or osteoarthritis it was found that gender, the living situation of the patients, ...
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Statistical approaches to identify subgroups in meta-analysis of individual participant data: a simulation study
... We compared five common statistical approaches for subgroup detection in IPD-MA in an extensive simula- tion study. Our results showed that overall the centred IPD-MA described by Hua et al. [6] performed best in terms ...
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Copy number of 8q24.3 drives HSF1 expression and patient outcome in cancer: an individual patient data meta-analysis
... Additional file 1 : Table S1. Data Collected. Table S2. Descriptive characteristics of all individuals ( n = 9568) with 8q24.3 homogenous copy number alteration information, first cancer diagnosis and 5-year ...
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Diverse types of review studies based on their approach to retrieving and summarizing original findings
... In this new type of investigation, which is not a review study, high-quality original studies with similar design and reporting guidelines are carried out in different communities. The chief aim of such a design is to ...
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Psychosocial interventions for children exposed to traumatic events in low- and middle-income countries: study protocol of an individual patient data meta-analysis
... IPD meta-analysis has been shown to be the gold standard to re-analyze patient-level data offering greater statistical power to carry out informative subgroup analyses and to explore the mediator and ...
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Racecadotril in the Treatment of Acute Diarrhoea in Adults An Individual Patient Data Based Meta Analysis
... missing data was agreed in the study protocol and carefully specified in the Statistical Analysis ...missing data at end of the trial due to early interruption of the trial, the worst case scenario ...
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Sex differences in severity of stroke in the INSTRUCT Study: a meta analysis of individual participant data
... Among the few studies designed to examine the etiology of sex differences in stroke severity, 13,14 there are important differences in the data sources, methods of analysis, and adjustment for confounding ...
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Quantifying heterogeneity in individual participant data meta-analysis with binary outcomes
... clustered data analyses, the I 2 is very similar to the intraclass correlation coefficient (ICC) [5, ...binary data, estimating the ICC from a GLMM is possible, though more complicated ...binary data ...
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Duration of Breastfeeding and Risk of SIDS: An Individual Participant Data Meta-analysis
... have data on SES increased the protective effect further from the null, thus seemingly showing the importance of SES as a confounder in relation to ...have data on SES, also did not have data on ...
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Individual patient-data meta-analysis comparing clinical outcome in patients with ST-elevation myocardial nfarction treated with percutaneous coronary intervention with or without prior thrombectomy. ATTEMPT study: A pooled Analysis of Trials on ThrombEctomy in acute Myocardial infarction based on individual PatienT data
... Another possible limitation may arise from the fact that different defi nitions may have been adopted across the trials included in the analysis. In particular, the defi nition of device failure differed across the ...
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Individual patient data meta-analysis of survival data using Poisson regression models
... IPD meta-analyses of time-to-event data can use either a two-stage or one-stage ...fitting individual survival models to each ...standard meta-analysis fra- mework, now equivalent to an ...
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