Results

Total Results: 1,201 records

Showing results for "meta analysis".

401. Evidence-based Practice Center Systematic Review Protocol (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/coronary-artery-stenting_research-protocol.pdf
     August 19, 2011 - Other than FFR, whose diagnostic accuracy has been established in a previous meta- analysis,13 all other … We will consider performing meta-analyses where there are at least three nonoverlapping studies that … cardiologists or radiologists) in our team to assess whether studies are too clinically heterogeneous for meta-analysis … Impact of intravascular ultrasound-guided stenting on long-term clinical outcome: a meta-analysis of … Meta-analysis of fractional flow reserve versus quantitative coronary angiography and noninvasive imaging

402. Layout 1 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/gerd_executive.pdf
     September 01, 2011 - A meta-analysis included in the systematic review that evaluated the effect of PPI treatment on nonspecific … However, another meta-analysis within the same systematic review showed a significant improvement in … Chronic cough Low • Meta-analysis of 4 studies (191 participants) showed no significant difference in … A meta-analysis of data from 4 RCTs reporting mean cough scores at the end of the trial in 109 participants … Another meta-analysis examining improvement in cough scores in the same systematic review, however,

403. Executive summary_Comparative Effectiveness Review No. 250_Living Systematic Review on Cannabis and Other Plant-Based Treatments for Chronic Pain: 2025 Update (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/cer-250-cannabis-2025-surv-rep-update-executive-sum.pdf
     January 01, 2025 - d Low THC – Synthetic or Purified, Oral is a new meta-analysis category which includes two new trials … f Low THC – Synthetic CBD plus Purified THC, Oral is a new meta-analysis category based on one new and … b Low THC – Synthetic or Purified, Oral is a new meta-analysis category which includes two new trials … c Low THC – Synthetic CBD plus Purified THC, Oral is a new meta-analysis category based on one new and … Cannabinoids for medical use: a systematic review and meta-analysis.

404. Rotator-Cuff-Tear-Surveillance-140925 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/rotator-cuff-tear-surveillance-140925.pdf
     February 01, 2014 - CERs with no meta-analysis were examined for qualitative signals only. … For any CER that includes a meta-analysis, we first assess for qualitative signal(s) and if no qualitative … However, a meta-analysis was not performed to check for quantitative signals for this comparison. … No Signal Comparison of operative augmentation There was no data for meta-analysis available to check … No Signal Comparison of postoperative rehabilitation There was no data for meta-analysis available

405. Phenylketonuria Executive (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/phenylketonuria_executive.pdf
     February 01, 2012 - Data Synthesis and Analysis Evidence Synthesis We meta-analyzed studies addressing the relationship … After reviewing these as possible candidates for meta-analysis, clinical and statistical experts determined … that a meta-analysis would not be appropriate for any component of executive function, as not enough … Conclusion The commonly used blood Phe target of 120 to 360 µmol/L is supported in our meta-analysis … BH4 on longer term clinical outcomes is low and is based on indirect associations, including our meta-analysis

406. Methods Guide for Medical Test Reviews Chapter 9 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/methods-guidance-tests-performance_methods.pdf
     July 01, 2012 - A meta-analysis of statistics may also be considered to supplement a systematic review.8 Because such … a meta-analysis is not common practice in the medical literature, it should be explained and interpreted … Meta-analysis of test performance when there is a "gold standard." … Meta-analysis of Cohen's kappa. Health Serv Outcomes Res Method 2011; 11:145-63. 9. … Meta- analysis of diagnostic tests with imperfect reference standards.

407. Disposition of Comments for CER 151 Management of Postpartum Hemorrhage (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/hemorrhage-postpartum_disposition-comments.pdf
     April 28, 2015 - Reviewer #1 Results The investigators construct a detailed strategy that convinces the reader that meta-analysis … Meta-analysis to determine the contribution of a specific component does not contribute information … or meta-analysis. { Peer reviewer #1 Results Page 3, Hysterectomy--I don't think it is quite right … provocative regarding the realization of a "floor" for hemorrhage I have concerns about whether meta-analysis … will ever be possible even when this concept is utilized Meta-analysis of this literature would

408. Heart-Failure-Natriuretic-Peptide Executive (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/heart-failure-natriuretic-peptide_executive.pdf
     November 01, 2013 - Meta-analysis was carried out only for KQs 1 and 2. … B-type natriuretic peptides and cardiovascular risk: systematic review and meta-analysis of 40 prospective … Bivariate meta-analysis of sensitivity and specificity with sparse data: a generalized linear mixed … Advanced methods in meta-analysis: multivariate approach and meta-regression. … A bivariate approach to meta-analysis. Stat Med. 1993;12(24):2273-84. PMID: 7907813. 18.

409. Antipsychotics-Children-Surveillance-150120 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/antipsychotics-children-surveillance-150120.pdf
     October 01, 2014 - Lithium in the prevention of suicide in mood disorders: updated systematic review and meta-analysis. … SGAs were favored over placebo on the CGI (moderate strength of A new meta-analysis of 17 RCTs using … We performed meta-analysis for primary and secondary outcomes, when possible. … Conculsion is up to date A new meta-analysis by Ching and Pringsheim of two RCTs found larger effects … Eight studies reported the effects Conclusion is up to date One new meta-analysis One reviewer noted

410. Layout 1 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/sleep-apnea_executive.pdf
     July 01, 2011 - Individual patient- data meta-analysis of measurements with portable monitors would provide insights … • By meta-analysis, CPAP results in a statistically significant large reduction in AHI (-20 events … By meta-analysis there was statistically significant, but clinically nonsignificant better improvement … Treatment • By meta-analysis, MAD results in a statistically significant OSA treatments reduction in … By meta-analysis, CPAP results in a statistically significant greater improvement in AHI than MAD (

411. Renal-Cancer Research-Protocol (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/renal-cancer_research-protocol.pdf
     April 20, 2015 - determine if they should be included in the final qualitative and quantitative systematic review and meta-analysis … (Yes/No/Unclear) Were all patients included in the analysis? … For sparse data meta-analysis we will employ the Peto Odds ratio method when event rates are less than … If a meta-analysis was performed, the degree of certainty will be the confidence interval around the … Chapter 8: meta-analysis of test performance when there is a "gold standard".

412. Evidence-based Practice Center Systematic Review Protocol (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/phenylketonuria_research-protocol.pdf
     March 29, 2011 - Using a Bayesian meta-analysis approach,24 we can account for heterogeneity among types of information … Bayesian methods in meta-analysis and evidence synthesis. … Explaining heterogeneity in meta-analysis: A comparison of methods. … Bayesian methods in meta-analysis and evidence synthesis. … Explaining heterogeneity in meta-analysis: A comparison of methods.

413. Executive summary_Comparative Effectiveness Review No. 270: Behavioral Interventions for Migraine Prevention (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/cer-270-bimp-executive-summary.pdf
     May 01, 2024 - systematically screened trials, extracted 3 data, assessed the risk of bias, conducted meta-analyses … and underpowered studies resulted in wide confidence intervals, undermining the precision of our meta-analyses … Efficacy of psychological treatment for headache disorder: a systematic review and meta- analysis.

414. Breast Abnormalities Update Surveillance Assessment_CER 47_Low (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/breast-abnormalities-tests-update_surveillance.pdf
     September 01, 2012 - important expansion of treatment A6 Clinically important caveat A7 Opposing findings from discordant meta-analysis … We investigated the heterogeneity with meta- regression. … Scintimammography When all 11 studies were combined in the analysis, regardless of imaging technique … A survival analysis. Ann Intern Med. 2007 Aug 21;147(4):224-33. PMID 17638714. 4. … or digital mammogra$.mp. or CAD.mp. or exp image processing, computer-assisted/ or image analysis/ OR

415. Research Protocol for Interventions for Substance Use Disorders in Adolescents: A Systematic Review (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/suda-final-protocol.pdf
     October 02, 2018 - randomization method and adequacy, allocation concealment method and adequacy, use of intention-to-treat analysis … We will explore the possibility of conducting a network meta-analysis of clinical outcomes to compare … As needed, we will use methods for the multivariate pairwise and multiple- treatment meta-analysis of … The comparative effectiveness of outpatient treatment for adolescent substance abuse: a meta-analysis … Technical Experts do not do analysis of any kind nor do they contribute to the writing of the report

416. Chronic-urinary-retention-protocol (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/chronic-urinary-retention_research-protocol.pdf
     November 19, 2012 - studies are registered and subgroup analyses identified a priori in Clinicaltrials.gov Study Design Meta-analyses … Data fields to be abstracted will be determined based upon proposed summary analysis. … Investigator assessment of these items will compare reported results to planned analysis described in … sectional studies/  (150828) 52 4 or 4 or 4 or 4 or 4 or 4 or 4 or 4 or 4 or 4 or 5 or 5 (1654583) 53 Meta … -­‐Analysis as Topic/ (12608) 54 meta analy$.tw. (43811) 55 metaanaly$.tw. (1130) 56 Meta-­‐Analysis

417. Methods Report Appendix A: Foray Into Computable Reports (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/methods-report-web-interactive-presentation-appendix-a.pdf
     May 29, 2025 - Brown will create the prototype tool including evidence graphs, associated summaries, and network meta-analysis

418. Evidence-based Practice Center Systematic Review Protocol (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/cad-women-treatment_research-protocol.pdf
     September 29, 2011 - appropriate treatment for women with ACS differs from the appropriate treatment for men. 4,5 A meta-analysis … We will then determine the feasibility of completing a quantitative synthesis (i.e., meta-analysis) … When a meta- analysis is appropriate, we will use random-effects models to quantitatively synthesize … For comparison, we will also perform fixed-effects meta-analysis. … Benefit of early invasive therapy in acute coronary syndromes: a meta-analysis of contemporary randomized

419. Assessing the Risk of Bias of Individual Studies in Systematic Reviews of Health Care Interventions (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/methods-guidance-bias-individual-studies_methods.pdf
     March 01, 2012 - study to obtain a precise estimate when assessing the risk of bias for outcomes that can be pooled in meta-analysis … outcomes that they fail to report or report outcomes incompletely such that they cannot be included in a meta-analysis … Meta-analysis in context. 2001/07/07 ed. London: BMJ Books; 2001. p. 87-108. 4. Lohr KN. … Industry-supported meta-analyses compared with meta-analyses with non-profit or no support: differences … Under the meta-scope: potentiatls and limitations of meta-analysis.

420. Binge-Eating Executive (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/binge-eating_executive.pdf
     December 01, 2015 - Meta-Analysis, version 3.2), we had sufficiently similar evidence for placebo-controlled trials of … of our meta-analysis findings.20 This was the only study with high risk of bias that reported on a … treatment comparison that we evaluated through meta-analysis. … A comprehensive meta-analysis of the risk of suicide in eating disorders. … Review and meta-analysis of pharmacotherapy for binge-eating disorder.