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Total Results: 1,395 records

Showing results for "statistical".

201. Evidence-based Practice Center Systematic Review Protocol (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/asthma-provider-adherence_research-protocol.pdf
     March 02, 2012 - Statistical significance (will be set at a two sided alpha of 0.05. … We will evaluate for statistical heterogeneity among studies using an I2 statistic, and anticipate statistical … A value greater than 50% will be considered to have substantial statistical heterogeneity.

202. Vitamin-D-Calcium-Protocol-130611 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/vitamin-d-calcium_research-protocol.pdf
     September 13, 2013 - Efficacy and safety data will be abstracted by the statistical analyst and confirmed by the co-project … The statistical analyst will also track multiple articles reporting on the same study to prevent collection … extract and report this information); confounders and effect modifiers that will be adjusted for in the statistical … Published online: June 10, 2013 12 applicable), clear reporting of comparisons in the study, statistical

203. 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

204. Disposition of Comments_Technical Brief 52: Pediatric Quality Measures Program 3.0: An Evidence Map of Measures for Vision, Hearing, and Developmental Screening and Followup (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/pqmp-disposition-comments.pdf
     April 07, 2025 - biologic sex, using the 2011 HHS standards;20 and • Geography, using a minimum standard of core- based statistical … biologic sex, using the 2011 HHS standards;20 and • Geography, using a minimum standard of core-based statistical

205. 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

206. 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

207. 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

208. 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

209. Use of and access to health care by Medicare beneficiaries with diabetes: impact of diabetes type and insulin use, 2007-2011 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/diabetes-medicare-use_research.pdf
     January 01, 2014 - Data Points • # 18 • Use of Diabetes Care 4 Urban/rural: We used the Core Based Statistical Area … Third, we present unadjusted numbers and do not conduct statistical testing of differences in propor … unimportant trends would be measured as being statistically different.26 Therefore, we chose to omit statistical … Geographic terms and concepts – core based statisti- cal areas and related statistical areas. … Statistical methods. 8th ed. Ames, IA: Iowa State University Press; 1989.

210. Surveillance & Identification of Triggers for Updating Systematic Reviews for the EHC Program (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/head-neck-cancer_surveillance.pdf
     August 01, 2012 - in the original CER. 24 Appendix B - continued Quantitative signals (B1-B2)* Change in statistical … For the ‘borderline’ changes in statistical significance, at least one of the reports (the original

211. PCA3 Testing in the Diagnosis and Management of Prostate Cancer: Future Research Needs (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/prostate-cancer-antigen-3-gene_research.pdf
     April 01, 2013 - Methodological and Statistical Gaps in Knowledge About PCA3 Testing Appendix C. … • A range of methodological and statistical questions relating to modeling, assessing impact of … Statistical techniques may be able to partially control potential bias. … Statistical techniques may be able to partially control potential bias. … Methodological and Statistical Gaps in Knowledge About PCA3 Testing Key Questions 1 and 2 1.

212. Research Protocol: Clostridium difficile Infection Update (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/c-difficile-update_research-protocol.pdf
     December 23, 2014 - When standard MIDs for particular outcomes are not available, we will use statistical differences to … single study) based on the whether intervention effects are similar in direction and magnitude, and statistical … (e.g., matching, stratification, interaction terms, multivariate analysis, or other statistical … Are statistical methods used to assess the primary outcome appropriate to the data? … Yes Statistical techniques used must be appropriate to the data.

213. bipolar-disorder-treatment-protocol-140623 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/bipolar-disorder-treatment_research-protocol.pdf
     June 23, 2014 - We will assess statistical heterogeneity with Cochran’s Q test and measure magnitude with I2 statistic … When standard MIDs for a particular outcome is not available, we will use a statistical difference to … inconsistent, or unknown/not applicable (e.g., single study) based on the direction, magnitude, and statistical … Are the statistical methods used to assess the primary outcomes appropriate to the data? … Yes Statistical techniques used must be appropriate to the data.

214. Trends in the use of echocardiography, 2007 to 2011 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/echocardiography_research.pdf
     May 01, 2014 - Urban/Rural: We used the Core Based Statistical Area (CBSA) of the beneficiary to identify the urban … Third, we present unadjusted numbers only and do not conduct statistical testing of differences in proportions … Statistical inference is needed only when evaluating the potential error of the sample, and thus is … Metropolitan and micropolitan statistical areas main. … Statistical methods, 8th ed. Ames IA: Iowa State University Press; 1989.

215. Medicare-Medication-Use Research (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/medicare-medication-use_research.pdf
     April 01, 2014 - Urban/Rural: We used the Core Based Statistical Area (CBSA) of the beneficiary to identify the urban … Second, we present unadjusted numbers and do not conduct statistical testing of differ- ences in proportions … Statistical brief #240. Rockville, MD: Agency for Healthcare Research and Quality; 2009. 13. … Geographic terms and concepts – core based statisti- cal areas and related statistical areas. … Statistical methods [8th ed]. Ames, IA: Iowa State University Press; 1989.

216. Mrsa-Screening-2010 Research-Protocol (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/mrsa-screening-2010_research-protocol.pdf
     January 01, 2010 - outcomes – Response criteria – Followup frequency and duration – Data analysis details: Statistical … O Did the analysis of outcome data incorporate a method for handling confounders such as statistical … population O Well-described intervention O Use of validated outcome measures O Appropriate statistical … Additionally, studies will be excluded that: 1) do not describe any statistical analysis; or 2) report … Therefore, full assessment of study quality will be performed for only those studies that utilize statistical

217. First- and Second-Generation Antipsychotics in Children and Young Adults: Systematic Review Update (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/antipsychotics-children-update-disposition-170621.pdf
     March 16, 2017 - Mentioning the lack of clinically meaningful difference and what degrees of change suggested them beyond statistical … Key questions were clearly stated, and the statistical methods were tailored to answer them directly … I would recommend adding a statistical methods appendix where models can be specified, and if possible … you mean by "pooling" simply that you included them in the same analysis, and not "pooling" in the statistical … Peer Reviewer 4 Methods The search strategies and definitions as well as statistical methods used are

218. First- and Second-Generation Antipsychotics in Children and Young Adults: Systematic Review Update (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/antipsychotics-children-update-disposition-170621.pdf
     March 16, 2017 - Mentioning the lack of clinically meaningful difference and what degrees of change suggested them beyond statistical … Key questions were clearly stated, and the statistical methods were tailored to answer them directly … I would recommend adding a statistical methods appendix where models can be specified, and if possible … you mean by "pooling" simply that you included them in the same analysis, and not "pooling" in the statistical … Peer Reviewer 4 Methods The search strategies and definitions as well as statistical methods used are

219. Layout 1 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/acs-pci-adjunctive-devices_executive.pdf
     December 01, 2011 - An I2 value of >50 percent was regarded as representative of important statistical heterogeneity. … DerSimonian and Laird Random-Effects Model: A statistical method based on the assumption that the effects … I2: Measure of the degree of variation due to statistical heterogeneity. … Q statistic: A test to assess the presence of statistical heterogeneity among several studies. … Statistical heterogeneity: Variability in the observed effects among studies in a meta-analysis.

220. Making Healthcare Safer IV Rapid Review: Engaging Family Caregivers With Structured Communication for Safe Care Transitions (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/engaging-caregivers-rapid-review.pdf
     April 01, 2024 - comparable groups at baseline, ascertainment of exposures and confounders, blinding, and appropriate use of statistical … The study did not report statistical tests, but noted a 12 percent reduction in 30-day hospital readmissions … B 30-day readmissions 7.61% vs. 9.97% (statistical test not reported) Specifically in the pilot … slightly higher referrals in the intervention group (8.8 referrals per month vs. 5 referrals per month; statistical … 0.21 to 1.55) in 3 studies; one study reported an effect in the same direction, but did not report statistical