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  1. Layout 1 (pdf file)

    effectivehealthcare-admin.ahrq.gov/sites/default/files/related_files/treatment-resistant-depression_executive.pdf
    September 01, 2011 - prospective cohort studies). … We rated the quality of individual studies as good, fair, or poor; only good or fair studies are included … Of these studies, there were 17 head-to-head RCTs (19 articles): 7 studies (9 articles) were head-to-head … rate 0 NA No eligible studies identified.c ECT vs. sham Remission rate 0 NA No eligible studies identified.c … No studies of psychotherapy were identified.
  2. Layout 1 (pdf file)

    effectivehealthcare-admin.ahrq.gov/sites/default/files/related_files/gerd_executive.pdf
    September 01, 2011 - cohort studies of adults (≥18 years) with chronic GERD. … For studies with surgical procedures, we accepted only RCTs or cohort studies examining total (Nissen … For studies with endoscopic procedures, we included only RCTs or cohort studies examining products approved … Two sham-controlled studies and six cohort studies evaluated the effectiveness of EndoCinch. … EndoCinch™ Low • Two sham-controlled studies and 6 noncomparative cohort studies evaluated the effectiveness
  3. effectivehealthcare-admin.ahrq.gov/sites/default/files/related_files/ptsd-adults-trauma-interventions_disposition-comments.pdf
    April 02, 2013 - of findings from these studies as well. … studies. … The authors might consider including those studies that lost participants in follow up if the studiesStudies that used the universal prevention approach and studies that used the targeted prevention … inclusion as those studies could be more accurately characterized as studies of treatment of PTSD
  4. effectivehealthcare-admin.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.
  5. effectivehealthcare-admin.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.
  6. effectivehealthcare-admin.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.
  7. effectivehealthcare-admin.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.
  8. effectivehealthcare-admin.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
  9. effectivehealthcare-admin.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.
  10. effectivehealthcare-admin.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
  11. effectivehealthcare-admin.ahrq.gov/sites/default/files/related_files/bladder-cancer-muscle-invasive_executive.pdf
    June 01, 2015 - studies. … We excluded uncontrolled observational studies, case-control studies, case series, and case reports … , as these studies are less informative than studies with a control group. … studies using criteria adapted from those developed by the U.S. … ) or local or regional recurrence (3 studies) because of methodological shortcomings in the studies
  12. effectivehealthcare-admin.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, if … 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
  13. effectivehealthcare-admin.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
  14. effectivehealthcare-admin.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.
  15. effectivehealthcare-admin.ahrq.gov/sites/default/files/pdf/disruptive-behavior-disorder_clinician.pdf
    August 01, 2016 - The systematic review included 84 unique studies published from 1994 to June 2014. … However, only a few studies evaluated the medications included in this review, and their results did … Adverse effects of medications reported in included studies were mild or moderate, but the ability … of the studies to detect harms was limited by their size and the length of followup. … Using the prespecified inclusion and exclusion criteria, no studies were identified that examined the
  16. effectivehealthcare-admin.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.
  17. effectivehealthcare-admin.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 studiesstudies 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
  18. effectivehealthcare-admin.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
  19. Layout 1 (pdf file)

    effectivehealthcare-admin.ahrq.gov/sites/default/files/related_files/ace-inhibitor-arb-update_executive.pdf
    June 01, 2011 - Low or This conclusion is based on evidence from 77 studies (70 (DRI vs. … There were no relevant studies evaluating direct renin inhibitors. e. … There were only two studies comparing direct renin treatment adherence? … Angioedema: Low Although several studies collected data on angioedema, the (ACEI vs. … Only nine studies compared ACEIs and ARBs for periods longer than 1 year.
  20. effectivehealthcare-admin.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

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