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Total Results: 1,313 records

Showing results for "size".

181. Topic 0502 Non-Muscle Invasive Bladder Cancer NSD FINAL_SJ (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/TND-0587-131115.pdf
     March 06, 2013 - How do tumor characteristics (stage, grade, multiplicity, size, molecular and genetic alterations)

182. Cancer-Pancreas Research-Protocol (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/cancer-pancreas_research-protocol.pdf
     August 09, 2013 - provides three-dimensional (3D) multiplanar reconstruction images that enable determination of tumor size … or metastases • Stage IIB: the same as IIA, except the lymph nodes are involved • Stage III: any size … Potential covariates include population descriptors, tumor size and type, and country and setting of … T staging — In the AJCC TNM system, T staging indicates the primary tumor size and/or spread. … tumor size is < 2 cm, and the tumor is confined to the pancreas; T2 means the tumor size is > 2 cm,

183. Er r or Rate Reduction Regarding Lower Limb Prosthesis (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/prosthesis_research-protocol.pdf
     March 16, 2017 - • Any study design • No minimum sample size (except not case reports) • No minimum followup time … text of KQ 4) or sufficient participant-level data to make such an analysis • No minimum sample size … accessing a LLP Study Design • Any study design, including qualitative studies • No minimum sample size … followup from time of amputation, if no data reported about time since prescription • Minimum sample size … These included descriptions of the study design, sample size, interventions, followup duration, outcomes

184. Evidence-based Practice Center Systematic Review Protocol (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/recombinant-factor-viia_disposition-comments.pdf
     June 01, 2010 - The results from studies with disparity in sample size, heterogeneity in trial design and endpoint … Results In general, I do not understand the term "arcsine summary effect size" used in nearly all the … The symbols are too close in size to distinguish between each other. … Results Page 103: Summary effect size is a very uninformative term due to the use of arcsine measure … We have corrected the sample size errors regarding “495” in the text and “399” in the table.

185. Disposition of Comments: CER 227 Noninvasive Nonpharmacological Treatment for Chronic Pain (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/cer-227-noninvasive-nonpharm-chronic-pain-comments.pdf
     April 16, 2020 - The effect size quantifies the differences in effect between two treatment groups (divided by the variability … other, the difference between the two groups could be large and if variability is low, the effect size … These challenge include consistency in research design and protocol, methodology, low sample size, … i.e. interaction) and/or there wasn't sufficient high quality evidence with a large enough sample size … (vis a vis, "Documentation of coexisting conditions and factors in trials with sufficient sample- size

186. Methods Research Report: Creating Efficiencies in the Extraction of Data From Randomized Trials (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/methods-report-creating-efficiencies-extraction-data.pdf
     August 01, 2021 - We selected our sample size for feasibility with respect to time, resources, and available personnel … ExaCT’s standard 21 data elements to a Microsoft Excel spreadsheet: eligibility criteria, sample size … (n = 7/21) of data elements (first author name, date of publication, DOI, funding source, sample size … primary outcome time point (n = 27/50, 54.0%), eligibility criteria (n = 38/75, 50.7%), and sample size … Enrollment Eligibility criteria 75 (100.0) 75 (100.0) 38 (50.7) 47 (62.7) 110/375 (29.3) Sample size

187. Hemorrhage-Postpartum Executive (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/hemorrhage-postpartum_executive.pdf
     April 01, 2015 - included in the systems-level interventions, both in the United States and Europe, are similar in size … Studies must report a priori study size calculation to ensure that the number of subjects will be adequate … The size of the study populations in systems-level interventions can clearly support multivariate modeling

188. Disposition of Comments for Evidence Report 221 Behavioral Programs for Diabetes Mellitus (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/diabetes-behavior-programs_disposition-comments.pdf
     September 28, 2015 - Peer Reviewer 1 Methods It is not clear whether the mean differences were weighted by sample size and … If not, then small and large studies Studies were weighted by sample size and variance. … Peer Reviewer 4 Results KQ1 Any insight why comparison to active control has bigger effect size than … This is correct; the studies had the exact same effect size which resulted in the CI calculated using … Peer Reviewer 4 Results Table 10, I would suggest to adding the sample size in each node.

189. Evidence Summary: CER 231 Care Interventions for People Living With Dementia and Their Caregivers (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/cer-231-dementia-interventions-evidence-summary_0.pdf
     August 01, 2020 - The vast majority of studies had small sample size, were pilots that had not undergone traditional efficacy … methodological problems such as low subject retention, widely varying measures of success, and relatively small size

190. An analytical framework for quantifying components of variability in prescriber decisions (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/instrumental-variable-methods_research.pdf
     April 01, 2010 - Reporting p- values is probably not helpful as they are more a reflection of sample size than covariate … predicted value of treatment. 10 The bias is toward the OLS estimate and decreases with sample size … Cragg-Donald Wald F statistic): 1.5e+04 Stock-Yogo weak ID test critical values: 10% maximal IV size … 20% maximal IV size 6.66 25% maximal IV size … 20% maximal IV size 6.66 25% maximal IV size

191. Template for Draft Reports (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/osteoarthritis-knee-future_research.pdf
     February 01, 2013 - a more valuable study design would be a large scale RCT with representative samples of sufficient size … Resource use, size and duration Resource use is high. … Resource use, size and duration Resource use is high. … Resource use, size and duration Significantly less than nested case control study or a prospective … The trial has a planned sample size of 300. 19 Discussion This FRN project refined

192. Layout 1 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/registries-guide_executive.pdf
     April 01, 2007 - The desired study size (in terms of subjects or person-years of observation) is determined by specifying … Study size determinants are also affected by practicality, cost, and whether or not the registry is intended … • The size required to detect an effect, should one exist, or achieve a desired level of precision … is specified, whether or not the sample size requirement is met … • Formal statistical calculations may be used to specify the size of the registry (number of patients

193. Abnormal-Uterine-Bleeding Research-Protocol (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/abnormal-uterine-bleeding_research-protocol.pdf
     November 21, 2011 - We will not stipulate a minimum study sample size for included clinical research studies. … Ideally, studies will include an explanation of the sample size analysis (e.g., power calculation … Assessments of individual study eligibility based upon sample size will be conducted and fully described … e.g., large cohort studies, post-surveillance data studies, and registries/databases of sufficient size … publication, study location (e.g., city, state), enrollment period, population description, sample size

194. Quantitative Synthesis: Chapter 5. Network Meta-Analysis (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/ehc-presentation-quantitative-synthesis-chapter-5.pdf
     February 01, 2018 - . ► These combine observed absolute effect size in individual arms across studies, thereby producing

195. Medical Therapies for Children With Autism Spectrum Disorder—An Update (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/asd-medical-executive-170505.pdf
     May 01, 2017 - not clear (little effect on 1 study and linear effect in another); SOE is low given small sample size … Irritability responsible for withdrawals (n=6) in one RCT; SOE is low given small sample size Atomoxetine … ensure comprehensive coverage of the literature, we included comparative studies with a smaller sample size … that would have been excluded in our 2011 review (which required a sample size of 30) in the present … Sample size and participant followup were frequently insufficient to allow firm conclusions.

196. Layout 1 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/rotator-cuff-tear_executive.pdf
     July 01, 2010 - demographic (e.g., age, gender, ethnicity, comorbidities, workers’ compensation claims) and clinical (e.g., size … regardless of the type of approach used (open, mini-open, or arthroscopic), the study design, the sample size … Five studies compared nonoperative to operative treatments, with a median sample size of 103 (IQR: 40 … There is some evidence that tear size, age, and extent of preoperative symptoms may modify outcomes;

197. Evidence Report on the (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/depression-treatment-ssri_research-protocol.pdf
     June 15, 2010 - Sample size: There are no restrictions for study sample size. … , sample size calculation or power estimate); clinical indications; and study duration or length of … of depression, age of first diagnosis, etc.), study outcomes (both of benefit and of harm), sample size … The effect size will be calculated using the Kendal formula when continuous outcomes are reported as … : www.effectivehealthcare.ahrq.gov Published Online: June 15, 2010 withdrawals; 2) sample size

198. Cervical Degenerative Disease Treatment (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/product/pdf/cervical-degenerative-protocol.pdf
     January 12, 2022 - into categories that include but are not limited to: study design, setting, country, funding, sample size … will conduct a sensitivity analysis removing studies rated high risk of bias to determine the effect size … Definition of effect sizes Effect Size Definition Small effect • MD 0.5 to 1.0 points on a 0 to 10- … This may be based on sample size sufficiency and number of events. … When quantitative synthesis is not possible, sample size and assessment of variance within individual

199. Disposition of Comments for Child Exposure to Trauma: Comparative Effectiveness of Interventions Addressing Maltreatment (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/trauma-interventions-maltreatment-child_disposition-comments.pdf
     April 15, 2013 - tend to reduce the persuasiveness of intervention restudies for the following reasons: small sample size … sense of the effectiveness of an intervention: Our findings suggest that the magnitude of the effect size … A., et al. (2004) Effect size in cumulative meta-analyses of mental health randomized trials evolved … This proclivity is particularly misleading when the size of the sample is small: Twersky and Kahneman … maltreated children. 26 studies (many focusing on the same interventions) is a rather limited sample size

200. Disposition of Comments Report for Medication Adherence Interventions: Comparative Effectiveness (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/medication-adherence-interventions_disposition-comments.pdf
     September 11, 2012 - It is unclear to readers if this means that the evidence base was insufficient in size or if it was … has no apparent purpose other than to reduce the amount of material to be reviewed to a manageable size … If the size of the literature is being restricted for reasons of time and budget, this fact must be … This conclusion disregards study size, strength of design, and magnitude of effect – considerations … All the required elements of this review make it difficult to substantially reduce the size of the