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Total Results: 1,380 records

Showing results for "statistical".

181. Venous Thromboembolism Prophylaxis in Major Orthopedic Surgery: Systematic Review Update (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/thromboembolism-update-executive-170622.pdf
     June 01, 2017 - The non-Asian studies included more patients, largely explaining the difference in statistical significance … Again, the non-Asian studies included more patients, largely explaining the difference in statistical … estimates and confidence intervals, the rankings of interventions are not supported by evaluations of statistical … change with the addition of more studies and the ranking orders are not supported by evaluations of statistical … to suggest that an intervention is favored to reduce the risk of the given outcome, regardless of statistical

182. Venous Thromboembolism Prophylaxis in Major Orthopedic Surgery: Systematic Review Update (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/thromboembolism-update-executive-170622.pdf
     June 01, 2017 - The non-Asian studies included more patients, largely explaining the difference in statistical significance … Again, the non-Asian studies included more patients, largely explaining the difference in statistical … estimates and confidence intervals, the rankings of interventions are not supported by evaluations of statistical … change with the addition of more studies and the ranking orders are not supported by evaluations of statistical … to suggest that an intervention is favored to reduce the risk of the given outcome, regardless of statistical

183. Disposition of Comments Report for Core Needle and Open Surgical Biopsy for Diagnosis of Breast Lesions: An Update to the 2009 Report (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/breast-biopsy-update_disposition-comments.pdf
     September 10, 2014 - Outcome measures and statistical methods are well justified in the document and seem valid. … I am not a statistician, so will not comment on the choice of statistical methods. Thank you. … Statistical methods are appropriate, but at a level of complexity that likely will be over the heads … Methods Are the statistical methods used appropriate? … I cannot comment in any depth on the statistical methods, but I find the specificity analyses to be

184. Health-Careassociated-Infections Executive (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/health-careassociated-infections_executive.pdf
     November 01, 2012 - Articles also had to include statistical analysis comparing baseline and postintervention infection … Whether the statistical analysis was adequate • Were potential confounders (e.g., baseline patient … We limited our synthesis to studies that had statistical analyses that adjusted for confounding or … Both the absolute number of studies and the proportion of studies with statistical analysis to control … Relatively small changes in research design and statistical analysis—such as collecting data for three

185. Executive Summary_Systematic Review: Interventions To Improve Care of Bereaved Persons (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/bereaved-persons-research-executive-summ.pdf
     March 01, 2025 - disorder, and prolonged grief disorder was also classified as a formal disorder in the Diagnostic and Statistical … Diagnostic and statistical manual of mental disorders. 5th ed. text rev ed; 2022. 5.

186. GRADING THE STRENGTH OF A BODY OF EVIDENCE (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/methods-guidance-grading-strength_methods.pdf
     July 01, 2009 - Nonoverlapping confidence intervals, significant unexplained clinical or statistical heterogeneity, … If meta-analysis is appropriate, EPCs can evaluate consistency using statistical tests and measures … In the absence of statistical testing or measurement of heterogeneity, EPCs can assess consistency on … Relevant thresholds for precision include the boundary of statistical significance—that is, whether … the estimate of an effect reaches accepted levels for statistical significance.

187. Research Protocol: Breast Reconstruction After Mastectomy (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/breast-reconstruction-mastectomy-protocol.pdf
     April 09, 2020 - We do not expect to be able to conduct statistical analyses on these evaluations.

188. Disposition of Comments for Progestogens for Prevention of Preterm Birth (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/progestogens-preterm-birth-disposition-121205.pdf
     September 07, 2012 - Peer Reviewer #1 Methods have used standard criteria and statistical techniques Thank you. … The statistical methods applied appear to be appropriate. Thank you. … The statistical methods for meta-analysis is described sufficiently. Thank you. … Cannot comment in detail on statistical methods--not my area of expertise but to my limited knowledge … Statistical methods appear correct to me Thank you.

189. Methods Guide for Comparative Effectiveness Reviews_Inclusion of Nonrandomized Studies of Interventions in Systematic Reviews of Intervention Effectiveness: An Update (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/wysiwyg/pdf/methods-guide-inclusion-nonrandomized-studies.pdf
     September 01, 2022 - Heterogeneity statistical indicators (e.g., I2, H2) and statistical tests (e.g., Cochran’s Q test) only … The elements of statistical learning. New York: Springer; 2001. 78. Berk RA. … Statistical learning from a regression perspective. New York: Springer; 2008. 79. … Journal of the Royal Statistical Society: Series B (Statistical Methodology). 2014;76(1):243-63. … The power of statistical tests for moderators in meta- analysis.

190. Methods Guide for Comparative Effectiveness Reviews_Inclusion of Nonrandomized Studies of Interventions in Systematic Reviews of Intervention Effectiveness: An Update (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/product/pdf/methods-guide-inclusion-nonrandomized-studies.pdf
     September 01, 2022 - Heterogeneity statistical indicators (e.g., I2, H2) and statistical tests (e.g., Cochran’s Q test) only … The elements of statistical learning. New York: Springer; 2001. 78. Berk RA. … Statistical learning from a regression perspective. New York: Springer; 2008. 79. … Journal of the Royal Statistical Society: Series B (Statistical Methodology). 2014;76(1):243-63. … The power of statistical tests for moderators in meta- analysis.

191. Making Healthcare Safer IV_Rapid Response: Use of Report Cards and Outcome Measurements To Improve the Safety of Surgical Care (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/mhs-IV-rapid-response-surgical-report-cards.pdf
     November 01, 2023 - more accurate than other initiatives, the data still were insufficiently accurate; and insufficient statistical … knowledge to understand some of the statistical detail in the report cards. … IV – Use of Report Cards and Outcome Measurements 37 Author, Year Study Design Additional Statistical … IV – Use of Report Cards and Outcome Measurements 38 Author, Year Study Design Additional Statistical … IV – Use of Report Cards and Outcome Measurements 39 Author, Year Study Design Additional Statistical

192. Psoriatic Arthritis Surveillance Assesment_CER 54_Low (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/arthritis-psoriatric_surveillance.pdf
     March 01, 2013 - Quantitative Criteria for Signals of Potentially Invalidating Changes in Evidence B1 A change in statistical … Statistical tests were not performed (perhaps because MTX was found ineffective).15 A new cohort … Statistical tests were not conducted. … 1.70, 0.90 - 3.17) Also no significant effects on tender or swollen joint count, HAQ, pain No statistical … ACR50 response rates were Did not conduct statistical tests on adverse events data.

193. Trauma-Interventions-Maltreatment-Child Executive (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/trauma-interventions-maltreatment-child_executive.pdf
     April 01, 2013 - Statistical Considerations: Even with concerns about limited sample sizes and attrition, few studies … Future studies should account for multiple comparisons and clearly state planned statistical analyses … In complex multifactorial interventions, planned statistical analyses should include the assessment … Beyond these particular statistical issues, a more fundamental question that merits increased attention … Statistical Power Analysis for the Behavioral Sciences. Hillsdale, NJ: L.

194. Disposition of Comments Report for Biologic and Nonbiologic Systemic Agents and Phottherapy for Treatment of Chronic Plaque Psoriasis (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/psoriasis-chronic_disposition-comments.pdf
     November 27, 2012 - I cannot comment on the statistical methods. Noted, thank you. … No statistical analysis was performed given the paucity of available studies. … Page 15, line 14; study by Inzinger et al: "although did not make statistical comparison between the … The authors made clear statistical comparisons between the different treatment groups and provided … Therefore, the statistical comparison presented in the paper which includes a non-FDA approved agent

195. Disposition of Comments for Self-Measured Blood Pressure Monitoring: Comparative Effectiveness (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/measuring-blood-pressure_disposition-comments.pdf
     January 01, 2012 - statistically significant summary RR of 1.53 (95 percent CI 1.22-1.93) favoring SMBP was found, with no statistical … I do not feel qualified to comment in detail re: the statistical methodology. Thank you. … The meta-analytical procedures undertaken appear appropriate, and I believe the statistical methods … statistically significant summary RR of 1.53 (95 percent CI 1.22-1.93) favoring SMBP was found, with no statistical … statistically significant summary RR of 1.53 (95 percent CI 1.22-1.93) favoring SMBP was found, with no statistical

196. Chronic-Urinary-Retention Research (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/chronic-urinary-retention_research.pdf
     September 01, 2014 - Low-strength evidence suggested no statistical difference between TURP and microwave therapy in the … tract symptoms MD Mean difference MS Multiple sclerosis NA Not assessed NR Not reported NS No statistical … At 6 months, these scores were 7.3 and 4.1, respectively.3 This difference did not reach statistical … outcomes did not improve substantially for either groups and changes from baseline did not differ with statistical

197. Ptsd-Adults-Trauma-Interventions Executive (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/ptsd-adults-trauma-interventions_executive.pdf
     April 01, 2013 - According to the fourth edition of the Diagnostic and Statistical Manual of Mental Disorders, Text … We calculated the chi-squared statistic and the I2 statistic to assess statistical heterogeneity in … approaches for data analysis (e.g., lack of ITT analysis, or lack of statistical adjustment for significant … Statistical consultation can help investigators use more appropriate methods than “completers analysis … Diagnostic and statistical manual of mental disorders: DSM-IV-TR.

198. Nephropathy-Contrast-Induced Executive (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/nephropathy-contrast-induced_executive.pdf
     October 01, 2015 - meta-analyses of all studies on a given comparison if the studies were similar by qualitative or statistical … Pooled risks were calculated using a random-effects model using the method of DerSimonian and Laird.6 Statistical

199. Hip-Fracture-Pain Clinician (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/hip-fracture-pain_clinician.pdf
     May 01, 2011 - . �� Multicenter research studies are needed that are large enough for statistical analysis of subgroups

200. Obesity-Child Executive (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/obesity-child_executive.pdf
     March 31, 2010 - If 70 percent or more of the studies that reported statistical significance had significant results … approaches, primary measures used and reported to assess the intervention effects, length of followup, and statistical … The reported weight outcomes and statistical methods we used to evaluate the intervention effects … Studies With High Statistical Power We need more studies with large sample sizes and adequate length