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Total Results: 2,082 records

Showing results for "studies".

321. Nephropathy-Contrast-Induced Research-Protocol (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/nephropathy-contrast-induced_research-protocol.pdf
     October 01, 2013 - between 1996 and 2010, from 52 studies per 1000 patients to 149 studies per 1000 patients.2 The reported … Most of the primary studies focus on specific subsets of patients that had imaging studies or procedures … We will compare the included observational studies to any RCTs. … the main analysis to these studies. … would be conducted by excluding these studies.

322. Methods Guide for Medical Test Reviews Chapter 4 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/methods-guidance-tests-search_methods.pdf
     July 01, 2012 - Reading the references of all included studies is a useful technique to identify additional studies, … Identifying relevant diagnostic studies in MEDLINE. … Identifying diagnostic accuracy studies in EMBASE. … of relevant studies. … studies.

323. Breast Abnormalities Update Surveillance Assessment_CER 47_Low (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/breast-abnormalities-tests-update_surveillance.pdf
     September 01, 2012 - There were too few studies of color Doppler to perform full meta-regressions. … Two studies reported the accuracy of MRI by patient age. 30,44 One of these two studies (Bluemke … Because there were only three studies, we could not fit the data in a bivariate model. … There were too few studies of color Doppler to perform full meta-regressions. … Because there were only three studies, we could not fit the data in a bivariate model.

324. Antidepressant Treatment of Depression During Pregnancy and the Postpartum Period (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/depression-pregnancy-postpartum_executive.pdf
     July 01, 2014 - Studies that had serious flaws were rated high risk of bias, studies that met all criteria were low … In this report, direct evidence included studies (trials or observational studies) that compared pregnant … Indirect evidence included studies (trials or observational studies) of pregnant or postpartum women … The majority of the evidence was from observational studies (124 unique studies); we included only … Few studies reported race or socioeconomic status.

325. 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 - In identifying studies, we will include studies that capture and report a measure of disparity in health … ; controlled before-after studies; prospective cohort studies; interrupted time series with comparison …  Prospective cohort studies  Interrupted time series studies with comparison groups  Stepped-wedge … design studies Other criteria  Original research studies that provide sufficient detail regarding … Poor studies will be identified but not further assessed.

326. GRADING THE STRENGTH OF A BODY OF EVIDENCE (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/methods-guidance-grading-evidence_methods.pdf
     November 01, 2013 - EPCs can consider studies to be consistent when the CIs of individual studies overlap a summary effect … reporting bias for such studies. … in question; these studies are of unequal size; smaller and larger studies do not differ substantially … the smaller studies. … in evidence base Consider the number of studies and total sample size across studies assessed at risk

327. Disposition of Comments Report for Comparative Effectiveness Review No. 137 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/autism-update_disposition-comments.pdf
     August 06, 2014 - We restricted to studies in children ages 0-12 and studies published from 2000 to the present. … , large multi-site observational studies)? … were follow-ups to studies evaluated in the 2011 review. … report followup data from studies in the prior review. … comorbid conditions, not all studies in the review.

328. Disposition of Comments for Pharmacokinetic/Pharmacodynamic Measures for Guiding Antibiotic Treatment for Hospital-Acquired Pneumonia (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/pneumonia-antibiotic-treatment_disposition-comments.pdf
     November 24, 2014 - While retrospective studies were included in this comparative effectiveness review, only studies with … Again, given that there were so few studies, more detail about the studies, the baseline characteristics … This level of granularity was not given in the studies included, as none of the included studies related … Studies addressing once daily dosing of aminoglycosides were not included because studies were required … Six studies (4 clinical trials and two cohort studies met inclusion criteria, but only one study, with

329. Evidence-based Practice Center Systematic Review Protocol (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/antiplatelet-treatment_research-protocol.pdf
     November 22, 2011 - studies or inter-laboratory comparisons) ○ Observational studies using the tests of interest to … o Prospective or retrospective cohort studies o Case–control studies o N>10 subjects (per arm, … Assessment of Diagnostic Accuracy Studies) checklist. 37,38 For intervention studies (e.g., studies … We do not plan to use rigid counts of studies as standards of evaluation (e.g., four of five studies … to patient populations of interest. 34,35 We will evaluate studies (or subgroups of studies) of

330. Tonsillectomy Research-Protocol (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/tonsillectomy_research-protocol.pdf
     February 10, 2016 -  trials,  case-­control  studies)  studies  evaluating  the  benefits  or   harms  of  tonsillectomy …  to  determine  if  the  inclusion  of  additional  studies  is  warranted).25       Eligible  studies …  (RCTs,  cohort  studies  with  comparison   groups,  nonrandomized  trials,  case-­control  studies … )    (KQ1-­6)   •   Harms:  Comparative  studies  (RCTs,  cohort  studies  with  comparison  groups, …  on  the  design  and  quality  of  the   studies,  independently  of  the  studies’  relative  effect

331. Evidence Report on the (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/preterm-birth-terbutaline-pump_research-protocol.pdf
     October 18, 2010 - Criteria for Inclusion/Exclusion of Studies in the Review Studies published in the English language … o Prospective and retrospective cohort studies o Case-control studies (prospective studies only … Animal studies will be excluded. … A minimum of six included studies will be required to proceed with any meta-regression, and studies … implemented in such studies.

332. Methods-Guidance-Reporting-Bias Methods (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/methods-guidance-reporting-bias_methods.pdf
     November 01, 2013 - , with observational studies representing 17 percent of all studies registered in ClinicalTrials.gov … studies,37-39 although some have suggested that requirements to register observational studies might … and unpublished studies submitted by manufacturers to identify any remaining unpublished studies or … , studies of complementary and alternative interventions, and non-English language studies. … • Arranges outcomes in columns and studies in rows for all included studies.

333. Disposition of Comments for CER 157 Appendicitis (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/appendicitis_disposition-comments.pdf
     December 14, 2015 - often referred to as “case-control” studies, but we prefer to reserve this term for studies of etiology … For example, the decision to limit studies from the discussion for multivariate scores (to 5 studies … studies and modify our conclusions based on the assessment of the risk of bias of the studies. … This suggest that imaging studies are made on a different population than the clinical studies. … TEP Reviewer #2 Results The decision to limit Table #13 to studies with five or more studies seems

334. Disposition of Comments Report for Otitis Media With Effusion (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/ear-infection_disposition-comments.pdf
     May 04, 2013 - We recognize that by excluding single arm studies, we may have eliminated studies that examined important … Appendix for Included studies. … The proper terminology would be “tubes used in included studies,” since in most of the studies (in the … One of the studies was an RCT,29 and the other two were nonrandomized controlled studies.30, 31 The … The only other possibility is the reports of the studies are flawed that he studies themselves are not

335. Disposition of Comments Report for CER 134 Pharmacotherapy for Adults With Alcohol-Use Disorders in Outpatient Settings (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/alcohol-misuse-drug-therapy_disposition-comments.pdf
     May 13, 2014 - Nonetheless, we don't have studies in primary care settings or naturalistic studies. Thank you. … Naltrexone was very consisted in exhibiting a small effect across these studies, while acamprosate studies … Methods probably varied among studies. … be replicated by consequent unbiased studies. … Peer Reviewer #2 Table of Excluded Studies 1. Table of excluded studies.

336. Disposition of Comments for Interventions for Adolescents and Young Adults With Autism Spectrum Disorders (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/autism-adolescents_disposition-comments.pdf
     August 27, 2012 - in those areas (i.e., why were the studies rated as poor?) … RCTs and we assess quality of studies by study design. … , but no relevant studies met our inclusion criteria. … We included studies of any intervention. … Given the absence of good studies and scarcity of fair studies, the report concludes that the available

337. Supplemental Project To Assess the Transparency of Reporting Requirements: Tympanostomy Tubes in Children With Otitis Media (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/transparency-tympanostomy_research.pdf
     June 01, 2017 - We assess whether the new studies fall within the range of the similar studies from the original review … Studies Included in the Original Review, With a Registry Record Only six studies (in seven records) … Relevant Studies Identified via Registry Searches and Not Found in Original Review Twenty studies … Studies Identified via Registry Searches and Not Found in Original Review Studies Containing Results … Excluded Studies Appendix E.

338. Gout Executive-2016 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/gout_executive-2016.pdf
     January 01, 2016 - However, if no such studies could be identified for a diagnostic test of interest, studies were also … Seventeen studies answer Key Question 1, and two studies answer Key Question 2. … Description of Included Studies We identified 15 original studies that met our inclusion criteria for … no studies that limited inclusion only to patients presenting with a first attack, and few studies … studies.

339. renal-update-2015-150115 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/pdf/renal-update_research-protocol.pdf
     January 15, 2015 - The large majority of the evaluated studies were single-group studies (without a comparison intervention … This decision will be re-evaluated if studies based on registry datasets are available. … studies. … (follow-up or followup).tw. 26. exp Case-Control Studies/ 27. … (case adj20 control).tw. 28. exp Longitudinal Studies/ 29. longitudinal.tw. 30. exp Cohort Studies

340. Nephropathy-Contrast-Induced Executive-2016 (pdf file)
     effectivehealthcare.ahrq.gov/sites/default/files/related_files/nephropathy-contrast-induced_executive-2016.pdf
     January 01, 2016 - We also reviewed applicable observational studies. … ), cardiovascular outcomes (7 studies), mortality (8 studies), adverse events (12 studies), or image … and diagnostic quality (2 studies). … Because we excluded studies that did not report data on CIN, we excluded studies that reported only … Assessing Risk of Bias in Included Studies.