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Total Results: 1,201 records

Showing results for "meta analysis".

921. EHC Protocol: Addressing Social Isolation To Improve Health of Older Adults: A Rapid Evidence Review (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/mhs-IV-sepsis.pdf
     July 01, 2023 - We will not conduct a meta-analysis. … Analysis of Subgroups or Subsets We will report if the effectiveness of the PSP differs across patient … Making Healthcare Safer III: A Critical Analysis of Existing and Emerging Patient Safety Practices.

922. Making Healthcare Safer IV: Supply Chain Disruption Monitoring Programs (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/monitoring-programs-protocol.pdf
     January 01, 2024 - We will not conduct a meta-analysis. … Analysis of Subgroups or Subsets We will report if the effectiveness of the PSP differs across patient … Data Extraction Risk of Bias Assessment Data Synthesis Analysis of Subgroups or Subsets Registration

923. Evidence-based Practice Center Systematic Review Protocol: Prehospital Airway Management (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/prehospital-airway-management-protocol.pdf
     December 20, 2019 - They have a serious or “fatal” flaw (or combination of flaws) in design, analysis, or reporting; large … Meta-analyses will be conducted using a random effects model. … If warranted, we will conduct sensitivity analyses by repeating meta-analyses with and without selected … Technical Experts do not do analysis of any kind nor do they contribute to the writing of the report … (comment or editorial or meta-analysis or practice-guideline or review or letter).pt. 25. (21 or 22

924. Colon-Cancer-Gene-Profiling Research-Protocol (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/colon-cancer-gene-profiling_research-protocol.pdf
     March 13, 2012 - Was a reclassification analysis performed with risk stratification using GEP when compared with that … (It is suggested that samples from at least two-thirds of the patients must be available for analysis … • Was MSI (MMR) status considered in the overall analysis? o If so, how? … • Was the GEP performed (analysis, calculation, interpretation) as described in initial studies for … expression profiles as predictors of poor outcomes in stage II colorectal cancer: a systematic review and meta-analysis

925. Slide 1
     effectivehealthcare.ahrq.gov/sites/default/files/study-design-considerations-chapter-2.pptx
     January 01, 2013 - Limitations Because only cases with discrepant exposure history contribute information to the analysis … The new-user design offers a further advantage in anchoring the time scale for analysis at time since … A meta-analysis of the association between adherence to drug therapy and mortality. … Biases introduced by suboptimal study design cannot usually be removed by statistical analysis. … Biases introduced by suboptimal study design cannot usually be removed during the statistical analysis

926. Maternal and Fetal Effects of Mental Health Treatments in Pregnant and Breastfeeding Women: A Systematic Review of Pharmacological Interventions (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/protocol-pharm-pregnant-women_0.pdf
     December 05, 2018 - (i.e., meta-analysis) of the data from those studies. … We will also consider conducting network meta-analysis using Bayesian methods to compare the interventions … under consideration following established guidance.44 If we conduct quantitative syntheses (i.e., meta-analysis … The effects of postpartum depression on maternal-infant interaction: A meta- analysis. … reuptake inhibitor (SSRI) use during pregnancy and risk of preterm birth: a systematic review and meta-analysis

927. Stem-Cell-Children Executive (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/stem-cell-children_executive.pdf
     February 01, 2012 - chemoradiotherapy, immunosuppressive therapy, and supportive care), and outcomes and details of any data analysis … Systematic Review Data Synthesis and Analysis Data synthesis was qualitative. … Systematic Review Results Figure D shows a PRISMA (Preferred Reporting Items of Systematic reviews and Meta-Analyses … ; IMD = inherited metabolic diseases; PRISMA = Preferred Reporting Items of Systematic reviews and Meta-Analyses

928. Disposition of Comments Report for Comparative Effectiveness Review No. 131 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/crohns-disease_disposition-comments.pdf
     February 25, 2014 - Agreed, this is distracting so we removed the 5-ASA meta- analysis, especially given that the largest … study in the meta-analysis was for olsalazine, which is not used in practice Peer Reviewer-1 Results … Additionally, we were not able to perform a meta-analysis at the later time points because of design … See meta-analysis by Kandiel for association of thiopurine therapy for IBD with lymphoma. … We have removed the pooled relative risk from the Key Points and removed the meta-analysis.

929. Technical-Brief-31-Mobile-Health-Applications-For-Self-Management-Of-Diabetes (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/tech-brief-31-mobile-applications-self-mgmt.pdf
     May 01, 2018 - A systematic review, meta-analysis, and GRADE of 14 randomized trials. … T2DM Self- Management via Smartphone Applications: A Systematic Review and Meta-Analysis. … ((comprehensive* or integrative or systematic*) adj3 (bibliographic* or review* or literature)) or (meta … Report: Technology Assessment*.jn. or ((review adj5 (rationale or evidence)).ti,ab. and review.pt.) or meta-analysis … as topic/ or Meta-Analysis.pt. 12 and/10-11 13 (201709* or 201710* or 201711* or 201712*).dc.

930. Methods Guide for Medical Test Reviews Chapter 11 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/methods-guidance-tests-genetic_methods.pdf
     July 01, 2012 - Epidemiology Network (HuGE Net) Web site can provide a helpful supplement to searches, as it includes many meta-analyses … types of samples, the specific analyte investigated, specific genotyping methods, timing of sample analysis … How were samples handled and stored prior to analysis? Analytic What type of assay was used? … Was the timing of analysis equal for both study groups (if applicable)? … Repeated replication and a prospective meta- analysis of the association between chromosome 9p21.3 and

931. Heart-Failure-Transition-Care Executive (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/heart-failure-transition-care_executive.pdf
     May 01, 2014 - An analysis of Medicare claims data for 2007–09 reported that 35.2 percent of readmissions within 30 … To address these issues, we conducted a systematic review and meta- analysis of investigations of transitional … When we combined multiple scales in one meta-analysis, we used the standardized mean difference, Cohen … Future research could also include methods such as meta-analysis of individual patient data to ascertain … Quantifying heterogeneity in a meta- analysis. Stat Med. 2002 Jun 15;21(11):1539-58.

932. Implementation of Recommended Screening and Counseling Interventions to Prevent Mental Health Disorders in Children and Adolescents (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/screening-counseling-interventions-protocol.pdf
     October 01, 2023 - If we find three or more similar RCTs addressing an outcome of interest, we will consider meta- analysis … For all meta-analyses, we will use random effects models to estimate pooled effects. … To leverage the expected heterogeneity, we will use the Qualitative Comparative Analysis (QCA) to identify … Identification of preschool children with mental health problems in primary care: systematic review and meta-analysis … Technical Experts do not perform analysis of any kind; neither do they contribute to the writing of

933. Disposition of Comments Report for Comparative Effectiveness Review #68 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/nppv-respiratory-failure_disposition-comments.pdf
     July 01, 2012 - As an example, cumulative meta-analyses of thrombolysis for MI have shown a consistent benefit over … pre-selected prognostic variables, and (5) any within trial baseline differences are even less important in a meta-analysis … COPD, pulmonary edema, etc) either in a trial-level meta-regression or a stratified analysis? … - analysis. … The study by Agarwal is a meta-analysis, and its bibliography was reviewed for relevant citations.

934. Disposition of Comments for Treatment Strategies for Patients With Peripheral Artery Disease (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/peripheral-artery-disease-treatment_disposition-comments.pdf
     May 29, 2013 - heterogeneous, the authors may consider referring to them as systematic reviews as opposed to true meta-analytic … Somewhat surprisingly, the authors do not include meta-analyses of the genetic impact upon clopidogrel … All these studies were observational cohorts and could not be combined with the RCTs in the network meta-analysis … walking distance (figure D) the conclusion that cilostazol had no benefit is counter to the published meta … Again, statements, such as, “Meta-analysis of endovascular versus surgical revascularization studies

935. Living Systematic Review on Plant-Based Treatment for Chronic Pain (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/plant-based-treatments-revised-protocol.pdf
     March 29, 2023 - Data will be qualitatively summarized in tables, using ranges and descriptive analysis and interpretation … cannabinoids for the treatment of people with chronic noncancer pain conditions: a systematic review and meta-analysis … Cannabinoids for Medical Use: A Systematic Review and Meta-analysis. … Statistical methods for updating meta-analyses. … Technical Experts do not do analysis of any kind nor do they contribute to the writing of the report

936. Evidence-based Practice Center Systematic Review Protocol (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/sleep-apnea_research-protocol.pdf
     March 15, 2010 - require input from domain experts to assess whether studies are too clinically heterogeneous for a meta-analysis … We will perform only random effects model meta-analyses. … We will not attempt any meta-regression of these studies. … If data are available, we will consider sub-group meta-analyses based on the findings of these studies … The TEP does not do analysis of any kind nor contribute to the writing of the report. X.

937. Layout 1 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/high-cholestorol-medications_executive.pdf
     September 01, 2009 - The DerSimonian and Laird approach was used for all meta-analyses, except for rare events (less than … Substantial heterogeneity precluded statistical analysis of 18 statin-ezetimibe and 4 statin-BAS trials … statin-ezetimibe combination therapy were noted in all 10 trials, with substantial heterogeneity precluding meta-analysis … Meta-analysis of two statin-fibrate trials demonstrated no significant difference between treatments … All trials must clearly report adequate allocation concealment and intention-to-treat analysis.

938. A Systematic Review of Postpartum Home Blood Pressure Monitoring, Postpartum Treatment of Hypertensive Disorders of Pregnancy, and Peripartum Magnesium Sulfate Regimens for Preeclampsia With Severe Features (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/product/pdf/hypertensive-disorders-pregnancy-protocol-amendment.pdf
     April 20, 2022 - evaluate studies that directly compare alternative regimens but will also attempt to conduct network meta-analysis … citations of 0.40 (this threshold is based on experience with several dozen screening projects and an analysis … groups) and relevant concepts addressed for RCTs (i.e., related to missing data, outcome measurement, analysis … Technical Experts provide further input to finalize the KQs, study eligibility criteria, and analysis … Technical Experts do not do analysis of any kind; neither do they contribute to the writing of the report

939. Evidence-Summary-CER-206-Sodium-And-Potassium-Intake-Effects-On-Chronic-Disease-Outcomes-And-Risk (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/cer-206-evidence-summary-sodium-potassium.pdf
     June 01, 2018 - outcomes reported no effect on all-cause mortality.15 Graudal and colleagues (2014) conducted a meta-analysis … Effect of lower sodium intake on health: systematic review and meta-analyses. … Effect of lower sodium intake on health: systematic review and meta-analyses. … Blood pressure lowering for prevention of cardiovascular disease and death: a systematic review and meta-analysis … with usual sodium intake, low- and excessive-sodium diets are associated with increased mortality: a meta-analysis

940. Untitled (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/aggression_research-protocol.pdf
     October 05, 2015 - Systematic reviews, with or without meta-analyses •! … studies for a comparison of interest), we will augment findings with quantitative analyses (i.e., meta-analysis … If we conduct quantitative syntheses (i.e., meta-analysis), we will assess statistical heterogeneity … We will also examine potential sources of heterogeneity using sensitivity analysis or analysis of subgroups … Technical Experts do not do analysis of any kind nor do they contribute to the writing of the report