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Total Results: 1,475 records

Showing results for "estimate".

221. Amendment_HIE-Protocol_3-14-2015 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/health-information-exchange_research-protocol.pdf
     April 20, 2015 - • Moderate-We are moderately confident that the estimate of effect lies close to the true effect … • Low-We have limited confidence that the estimate of effect lies close to the true effect for this … that additional evidence is needed before concluding either that the findings are stable or that the estimate … • Insufficient- We have no evidence, we are unable to estimate an effect, or we have no confidence … in the estimate of effect for this outcome.

222. Evidence Report on the (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/crohns-disease_research-protocol.pdf
     September 01, 2010 - We will estimate treatment effects relative to the reference treatment (basic parameters, i.e. comparisons … evidence reflects the true effect and further research is very unlikely to change our confidence in the estimate … of the effect and may change the estimate); (3) “low” grade (indicating low confidence that the evidence … reflects the true effect and further research is likely to change our confidence in the estimate of … the effect and is likely to change the estimate); and (4) “insufficient” grade (evidence is unavailable

223. S77 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/s77.pdf
     October 01, 2007 - detailed records regarding both phar- macy utilization and means testing, it is possible to formally estimate … copayments are tied to the cost of their specific drugs, the actual list of medications would be required to estimate … With the most conser- vative estimate, assuming all brand name usage and no prescription fills for longer

224. Evidence-based Practice Center Systematic Review Protocol (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/ptsd-adult-treatment_research-protocol.pdf
     December 20, 2011 - of 18.7 percent and a current PTSD prevalence estimate of 9.1 percent 4 among Vietnam veterans. … For all analyses, we will use random-effects models to estimate pooled or comparative effects. … Further research is very unlikely to change our confidence in the estimate of effect. … Further research may change our confidence in the estimate of the effect and may change the estimate … the estimate.

225. Integrating Bodies of Evidence: Existing Systematic Reviews and Primary Studies (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/integrating-evidence_methods.pdf
     February 01, 2015 - A new quantitative synthesis (i.e., pooled estimate) is needed if new studies would change conclusions … or strength of evidence judgements, or to obtain a more precise or more up-to-date estimate. 8 … A new quantitative synthesis (i.e., pooled estimate) is needed if new studies would change conclusions … or strength of evidence judgements, or to obtain a more precise or more up-to-date estimate. … established for when the prior estimates would be acceptable or thresholds for determining when a new estimate

226. AHRQ’s Evidence-based Practice Center Program- Synthesizing evidence to improve health care practice and delivery (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/epc-evidence-reviews-federal-agencies.pdf
     July 01, 2020 - Federal agencies should estimate about 5 months from agreement on the scope of work to the start of the

227. Medical Therapies for Locally Advanced Gastric Adenocarcinoma (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/gastric-cancers-protocol-amended.pdf
     February 07, 2025 - We will use the restricted maximum likelihood approach to estimate the heterogeneity variance parameter … interaction term derived from a regression model or subgroup-specific effects which could be used to estimate … Lacking such data, we will consider meta-regression to estimate associations between these factors and … Precision is the degree of certainty surrounding an effect estimate with respect to a given outcome, … based on the width of confidence intervals relative to a clinically important effect estimate, sufficiency

228. 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 - precision (precise or imprecise) of the evidence based on the degree of certainty surrounding an effect estimate … A precise estimate is an estimate that would allow a clinically useful conclusion. … An imprecise estimate is one for which the confidence interval is wide enough to include clinically … If the studies do not directly compare the tests of interest, we will use network analysis to estimate

229. Evidence-based Practice Center Systematic Review Protocol (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/asthma-treatment_research-protocol.pdf
     February 10, 2010 - Further research is very unlikely to change our confidence in the estimate of effect. … Further research may change our confidence in the estimate of effect and may change the estimate. … Further research is likely to change the confidence in the estimate of effect and is likely to change … the estimate.

230. Evidence-based Practice Center Systematic Review Protocol (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/disparities-quality-improvement_research-protocol.pdf
     February 23, 2012 - evidence reflects the true effect and further research is very unlikely to change our confidence in the estimate … that the evidence reflects the true effect and further research may change our confidence in the estimate … of effect and may change the estimate), “low” (indicating low confidence that the evidence reflects … the true effect and further research is likely to change our confidence in the estimate of effect … and is likely to change the estimate), or “insufficient” (indicating that evidence is either unavailable

231. S38 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/s38.pdf
     October 01, 2007 - Results: Investigators can use available information from an auto- mated database to estimate the amount … To estimate �, we calculate the between mean square (BMS) as BMS � � i�1 k m�y�i � y��2/ �k � 1�, … Often the goal of a study is to estimate the average value of Y among all subjects in a given treatment … to detect the hypothesized effect.14 Planning for a cluster-randomized trial requires an a priori estimate … example we presented considered the observed outcome during a cluster-randomized trial, a pretrial estimate

232. Liver-Cancer-Therapy Research-Protocol (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/liver-cancer-therapy_research-protocol.pdf
     November 28, 2012 - Because the goal of any pooling is to estimate unconditional effects,47 random-effects models will be … Further research is very unlikely to change our confidence in the estimate of effect. … Further research may change our confidence in the estimate of effect and may change the estimate. … Further research is likely to change our confidence in the estimate of effect and is likely to change … the estimate

233. Layout 1 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/type-2-diabetes-medications-2007_executive.pdf
     January 01, 2007 - authors excluded data from the DREAM trial,5 which was conducted in adults with prediabetes, the pooled estimate … However, the pooled estimate suggested a potential difference when comparing pioglitazone with sulfonylureas … estimates; Moderate = further research is likely to have an important impact on our confidence in the estimate … of effect and may change the estimate; Low = further research is likely to have an important impact … on our confidence in the estimate of effect and is likely to change the estimate; Very low = any estimate

234. Evidence-based Practice Center Systematic Review Protocol (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/lung-cancer-nonsurgical-therapies_research-protocol.pdf
     February 22, 2012 - Because the goal of any pooling is to estimate unconditional effects,39 random-effects models will be … Further research is very unlikely to change our confidence in the estimate of effect. … Further research may change our confidence in the estimate of effect and may change the estimate. … Further research is likely to change our confidence in the estimate of effect and is likely to change … the estimate

235. Ch-7-User-Guide-To-Ocer 130129 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/ch-7-user-guide-to-ocer_130129.pdf
     March 29, 2012 - When the goal of CER is to estimate the total causal effect of the treatment on the outcome, adjustment … mediation analysis, the investigator intentionally measures and adjusts intermediate variables to estimate … types statistically behave like confounders, which are the only structural type needing adjustment to estimate … Adjusting for a proxy or mismeasured confounder will reduce bias relative to the unadjusted estimate … predicted probability is then used as a balancing score or matching variable across treatment groups to estimate

236. Liver-Cancer Research-Protocol (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/liver-cancer_research-protocol.pdf
     July 24, 2013 - We will also estimate publication bias by examining whether studies with smaller sample sizes tended … Further research is very unlikely to change our confidence in the estimate of effect. … Further research may change our confidence in the estimate of effect and may change the estimate. … Further research is likely to change the confidence in the estimate of effect and is likely to change … the estimate

237. Research Protocol: Diabetes Medications for Adults With Type 2 Diabetes: An Update Focused on Monotherapy and Add-On Therapy to Metformin (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/diabetes-update-2015_research-protocol.pdf
     January 01, 2015 - If this is not reported, we will calculate the point estimate using the mean difference from baseline … that the evidence reflects the true effect but further research could change our confidence in the estimate … of the effect and may change the estimate); (3) “low” grade (indicating low confidence that the evidence … reflects the true effect and further research is likely to change our confidence in the estimate of … the effect and is likely to change the estimate); and (4) “insufficient” grade (indicating evidence

238. Medical Therapies for Locally Advanced Gastric Adenocarcinoma (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/gastric-cancers-protocol.pdf
     January 01, 2024 - We will use the restricted maximum likelihood approach to estimate the heterogeneity variance parameter … interaction term derived from a regression model or subgroup-specific effects which could be used to estimate … Lacking such data, we will consider meta-regression to estimate associations between these factors and … Precision is the degree of certainty surrounding an effect estimate with respect to a given outcome, … based on the width of confidence intervals relative to a clinically important effect estimate, sufficiency

239. Research Protocol: Safety of Vaccines Used for Routine Immunization in the United States (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/safety-vaccines-protocol.pdf
     January 30, 2020 - , the 95 percent confidence interval, and the statistical significance of the summary estimate. … Precision is operationalized as the confidence interval surrounding the point estimate. … Further research is very unlikely to change our confidence in the estimate of effect. … Further research may change our confidence in the estimate of effect and may change the estimate. … the estimate

240. Protocol for Quantitative Assessment of Benefit and Harm analysis of Aspirin for primary prevention (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/methods-balancing-harms-benefits_research.pdf
     February 01, 2014 - To estimate the risk of death we relied on 2007 estimates from the U.S. … To estimate the incidence rate we assumed a 50 percent increase from age category 65-74 years based … Gail/NCI index to estimate the relative weighted number of harm minus benefit outcomes Gail/NCI benefit … However, little research has been done so far to estimate the impact of joint distributions of outcomes … The USPSTF proposed to use risk prediction equations to estimate the absolute 10-year risks of MI.