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Total Results: 1,395 records

Showing results for "statistical".

461. Ch 6-User-Guide-To-Ocer 130129 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/ch_6-user-guide-to-ocer_130129.pdf
     October 30, 2012 - As desirable as this can be from a statistical point of view, challenges include interpretation of … Claiming a statistical and meaningful improvement in HRQL implies: (1) that all HRQL domains that are … repeatedly at fixed intervals, or measured repeatedly at varying time intervals—determines the appropriate statistical … Statistical validation of intermediate endpoints for chronic diseases. … Comparison of methods for the scoring and statistical analysis of SF-36 health profile and summary

462. Alcohol-misuse-drug-therapy-140326 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/alcohol-misuse-drug-therapy_research-protocol.pdf
     January 27, 2012 - To assess statistical heterogeneity, we will calculate the chi-squared statistic and the I2 statistic … Diagnostic and statistical manual of mental disorders, 4th ed. Text rev.

463. heart-failure-readmission-protocol-130611 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/heart-failure-transition-care_research-protocol.pdf
     June 10, 2013 - random-effects model while accounting for variation among studies.44 We will assess the presence of statistical … studies by using standard X2 tests and the magnitude of heterogeneity by using the I2 statistic.45,46 Statistical

464. Newly Medicare-Eligible Elders: Data Points #12 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/medicare-utilization-seniors_research.pdf
     June 01, 2012 - Newly Medicare-Eligible Elders: Data Points #12 Newly Medicare-Eligible Elders Data Points # 12 Health care use in the first six months of Medicare eligibility for elders: Impact of State support Approximately 10 percent of newly age- eligible Medicare enrollees receive assistance from States either as full Medic…

465. Procalcitonin Executive (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/procalcitonin_executive.pdf
     October 01, 2012 - The choice of a noninferiority margin incorporates clinical and statistical judgments.45 Studies should … Weakness 4: Reporting and Interpreting Nonsignificant Differences A common statistical error in the … meta-analysis is to overcome insufficient power, and the group of studies was highly consistent: statistical … Ten common statistical errors and how to avoid them. Am J Gastroenterol. 2008 Feb;103(2):262-6.

466. Disposition of Comments for CER 171 Noninvasive Testing for Coronary Artery Disease (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/coronary-artery-disease-testing_disposition-comments.pdf
     March 29, 2016 - Lit search and statistical methods are appropriate. Thank you for your comments. … Peer Reviewer 2 Methods The authors used appropriate statistical methods to synthesize the data. … effectiveness among different technologies using network meta-analysis and to test publication biases using statistical … The presence of statistical heterogeneity among the studies was assessed by using the standard Cochran … This statistical test describes the percentage of the variability in effect estimates that is due to

467. Disposition of Comments for CER 196 The Role of Immunotherapy in the Treatment of Asthma (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/cer-196-disposition-comments-immunotherapy-asthma.pdf
     March 23, 2018 - The statistical methods are well described and appropriate. … Appropriate statistical methods were used. … It is further noted that the authors report statistical significance for what may be clinically insignificant … Also, it is recommended that the authors re-check reference 77, listed as showing statistical clinical … Therefore, the last sentence is misleading in its statement that there was no statistical difference

468. Identification and Treatment of Post-Acute Coronary Syndrome (ACS) Depression: A Systematic Review (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/acs-depression-research-protocol-amended.pdf
     February 15, 2017 - therapy; CBT = cognitive behavioral therapy; DBT = dialectical behavior therapy; DSM = Diagnostic and Statistical … population, setting, approaches, and comparison groups; appropriate measurement of outcomes; appropriate statistical … graphical displays and test statistics (Q and I2 statistics), while recognizing that the ability of statistical … CDSR Cochrane Database of Systematic Reviews DBT Dialectical behavior therapy DSM Diagnostic and Statistical

469. Evidence-based Practice Center Systematic Review Protocol (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/insulin-blood-sugar-2010_research-protocol.pdf
     January 01, 2010 - , setting, interventions, and comparison groups; appropriate measurement of outcomes; appropriate statistical … STATA statistical software (Intercooled, version 9.2, StataCorp, College Station, TX) will be used

470. Disposition of Comments for Treatment To Prevent Fractures in Men and Women With Low Bone Density or Osteoporosis -- Update of a 2007 Report (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/osteoporosis-bone-fracture_disposition-comments.pdf
     March 01, 2012 - publication of these data, Amgen reported either a RR ratio or a Hazard Ratio, depending on the type of statistical … reports on fracture protection in years 4 and 5 based on the total treatment period, but there is no statistical … 2000, page 86, Table 2; Sorensen 2003, page 125) Likewise, as with the Sorensen study, there was no statistical … Again, there was no statistical comparison between longer and shorter time periods.

471. Machine Learning Methods in Systematic Reviews: Identifying Quality Improvement Intervention Evaluations (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/machine-learning-quality_research.pdf
     September 01, 2012 - We tested a number of statistical prediction algorithms and a number of strategies to identify the … The elements of statistical learning: data mining, inference, and prediction. … The Nature of statistical learning theory. New York: Springer-Verlag; 1995. … There were no statistical significant differences between the groups with respect to blood biochemical … The causes of improvement were investigated using the statistical treatment of several data available

472. Telehealth During COVID-19 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/product/pdf/telehealth-during-COVID-19-amendments.pdf
     April 28, 2022 - If studies are not too diverse clinically or methodologically, we will evaluate the presence of statistical … If statistical heterogeneity is attributable to one or two “outlier” studies, we will conduct sensitivity

473. Diagnosis and Treatment of Myalgic Encephalomyelitis/Chronic Fatigue Syndrome (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/chronic-fatigue_executive.pdf
     July 01, 2016 - Diagnosis and Treatment of Myalgic Encephalomyelitis/Chronic Fatigue Syndrome Evidence-Based Practice Evidence-based Practice Program The Agency for Healthcare Research and Quality (AHRQ), through its Evidence- based Practice Centers (EPCs), sponsors the development of evidence reports and technology assessme…

474. Disposition of Comments CER 194 Intermittent Inhaled Corticosteroids and Long-Acting Muscarinic Antagonists for Asthma (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/cer-194-disposition-comments-inhaled-corticosteroids.pdf
     March 19, 2018 - I will reserve the statistical review to statisticians but seem to be the standard for systemic reviews … Definitions of outcomes are well outlined and statistical methods appropriate. Thank you. … was on the sources of evidence-high, moderate, low and insufficient wasn t based on type of study, statistical … In addition, statistical evaluation of heterogeneity revealed no concerns for the analysis.

475. Disposition of Comments Report for Procalcitonin-Guides Antibiotic Therapy (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/cer78_procalcitonin_disposition_20121210.pdf
     October 05, 2012 - Degree of statistical heterogeneity is reported by the I2 PR (#6) statistic. … results section, quantitative synthesis was not adequately done and there is not much assessment of statistical … The Results chapter sections describing meta-analyses consistently note the degree of statistical heterogeneity … Whether a small between-group difference should be considered no difference depends on statistical power

476. Disposition of Comments Report for Intravascular Diagnostic Procedures and Imaging Techniques Versus Angiography Alone in Coronary Artery Stenting (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/coronary-artery-stenting_disposition-comments.pdf
     February 26, 2013 - Statistical tests for the meta-analyses appear appropriate using a random effects model of DerSimonian … and Laird, with inclusions of a estimate of statistical heterogeneity and sensitivity analyses. … Peer Reviewer 4 Methods Methods are robust, populations inclusive of the evidence at hand and the statistical … The statistical methods are sound. Thank you.

477. Layout 1 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/cystic-fibrosis-hgh_executive.pdf
     October 01, 2010 - Statistical heterogeneity was addressed using the I2 statistic, which assesses the degree of inconsistency … 100 percent, with values of 25 percent, 50 percent, and 75 percent representing low, medium, and high statistical … Statistics were performed using StatsDirect statistical software, version 2.4.6 (StatsDirect Ltd., Cheshire … exercise tolerance were seen after rhGH therapy in patients with CF but in most cases do not reach statistical

478. Disposition of Comments Report for Antiplatelet and Anticoagulant Treatments for Unstable Angina/Non-ST Elevation Myocardial Infarction (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/angina-heart-attack-treatments_disposition-comments.pdf
     January 01, 2014 - Use of clearly and rigidly defined methods and statistical rigor seem are the major advantage of a … The statistical methods appear sound. Thank you. TEP Member 1 Methods Methodology thorough. … I think the mention of nonsignificance implies a statistical analysis and this may be redundant. … In addition when there is no statistical difference there is usually a confidence interval around the … It could perhaps better take into account biological rationale and statistical consistency.

479. Supplemental Project To Assess the Transparency of Reporting Requirements for Studies Evaluating the Effectiveness of Treatment Options for Symptoms of Diabetic Peripheral Neuropathy (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/transparency-neuropathy_research.pdf
     March 01, 2018 - What were the differences, if any, in pre-specified outcome measures, statistical plan and size of the … studies which were in both: What were the differences, if any, in pre-specified outcome measures, statistical … • Comparison of prespecified statistical plan • Sample sizes, total. … quality of life because so many studies reported insufficient data for pooling; many reported only statistical … We decided not to pool these studies due to high statistical heterogeneity (I-squared = 79% and 75%

480. DEcIDE 32: The Incident User Design in Comparative Effectiveness Research (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/incident-user-design_research.pdf
     May 01, 2012 - events for precise confidence intervals, but too few events for the number of covariables that require statistical … intervention depends on fluctuations in the natural history of patients’ condition, which generates statistical … Invited commentary: How far can epidemiologists get with statistical adjustment?