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effectivehealthcare.ahrq.gov/sites/default/files/related_files/selecting-evidence-quiz.ppt
May 29, 2025 - Using Observational Studies in
Comparative Effectiveness Reviews
Using Observational Studies in Comparative … Using Observational Studies in
Comparative Effectiveness Reviews
Using Observational Studies in Comparative … Observational Studies and Applicability
of the Comparative Effectiveness Review
Observational Studies … When Observational Studies Are Needed
When Observational Studies Are Needed
Once gaps in the trial … Case reports
Cross-sectional studies
Cohort and case-control studies
What Types of Observational Studies
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digital.ahrq.gov/health-it-tools-and-resources/workflow-assessment-health-it-toolkit/research/wolfstadt-ji-et-al-2008
January 01, 2008 - OBJECTIVE: To systematically review studies evaluating the effects of CPOE with CDS on the development … Reference lists of included studies were also searched. … RESULTS: Of the 543 citations identified, 10 studies met our inclusion criteria. … These studies were grouped into categories based on their setting: hospital or ambulatory; no studies … Size
not applicable
Other Information
Of the ten studies included in the review, "Nine were
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www.ahrq.gov/sites/default/files/wysiwyg/pqmp/measures/acute/chipra-0243-section5.pdf
December 18, 2014 - However, some
studies of large populations exposed to
radiation have demonstrated slight
increases … III American College of Radiology
(ACR) Statement on recent
studies regarding CT scans and
increased … -
Us/Media-Center/Position-
Statements/Position-
Statements-Folder/ACR-
Statement-on-Recent-Studies … www.acr.org/About-Us/Media-Center/Position-Statements/Position-Statements-Folder/ACR-Statement-on-Recent-Studies-Regarding-CT-Scans-and-Increased-Cancer-Risk … III) Opinions of respected
authorities, based on clinical experience; descriptive studies or case reports
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effectivehealthcare.ahrq.gov/sites/default/files/related_files/ems-911-workforce-mental-health-executive-summary.pdf
February 01, 2025 - Results
We included 187 studies (KQ1: 179 studies, KQ2: 9 studies, and KQ3: 5 studies).
KQ1. … that addressed this KQ, 149 studies enrolled only EMS
clinicians, 24 studies enrolled only telecommunicators … (798 participants total) that addressed this KQ, seven studies
enrolled EMS clinicians and two studies … total) addressed this KQ, including three studies that
enrolled EMS clinicians and two studies that … /self-harm (9.5% to 24.4%)
0 studies
Substance use Routine practice Insufficient evidence 3 studies
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effectivehealthcare.ahrq.gov/sites/default/files/pdf/methods-guidance-bias_methods.pdf
February 01, 2013 - Studies evaluating reasons for discrepancies in included studies among
systematic reviews ........ … Studies evaluating reasons for discrepancies in included studies among systematic reviews
Study Study … Quality or risk of
bias of individual
studies
Reviewer decides to exclude low
quality studies or … Studies may have measured
outcomes, but not reported them in
the studies due to null findings. … However, smaller studies or non-English
studies may be systematically different from larger studies
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effectivehealthcare.ahrq.gov/sites/default/files/related_files/cer-267-adhd-executive-summary.pdf
March 01, 2024 - We reported the range of reported diagnostic performance for
diagnostic studies; treatment studies were … This included
231 studies addressing diagnosis (KQ1), 312 studies addressing treatment (KQ2), and 10 … studies addressing monitoring (KQ3). … in the studies was 25 percent. … CI 0.05, 0.96; 10
studies, n=1703; moderate SoE).
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www.ahrq.gov/research/findings/evidence-based-reports/er207-abstract.html
October 01, 2014 - We included both English- and foreign-language studies. … Twenty-seven studies focus on strategies for policymakers. … The review includes 119 studies that address strategies for providers. … Only 10 studies included strategies that consider the public's perspective. … However, these studies were consistent in their findings.
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effectivehealthcare.ahrq.gov/sites/default/files/pdf/transparency-neuropathy_research.pdf
March 01, 2018 - For studies that are ongoing but not completed, what was the date of initiation of
the studies? … Description of the Identified Studies
For the first question, we described all studies we identified … For studies that are ongoing but not completed, what was the date of initiation of the
studies? … Four studies had different reporting of the same measure.5, 12, 14, 20 In all four of these
studies, … Six studies evaluated 0.75%
capsaicin topic cream and two studies evaluated 8% capsaicin patch.
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www.ahrq.gov/sites/default/files/wysiwyg/professionals/quality-patient-safety/patient-safety-resources/resources/advances-in-patient-safety-2/vol1/Advances-Campbell-R_106.pdf
April 14, 2008 - French, PhD
Abstract
This report is an overview of the medication safety studies conducted by the … These studies are primarily hypothesis-generating and enhanced
signal-detection studies on a national … The lessons learned from the Center’s studies may
help to inform the current Congressional debate on … postmarketing drug safety studies. … These kinds of studies require clinician
involvement in their design and interpretation.
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www.ahrq.gov/ncepcr/tools/case-studies/fillmore.html
April 01, 2022 - Case Studies of Exemplary Primary Care Practice Facilitation Training Programs
Training Program Summary … Practice Facilitator Certificate Program
Previous Page Next Page
Table of Contents
Case Studies … dean of Millard Fillmore College—the university’s college for continuing education and professional studies—as … Readings are often chapters from the AHRQ Practice Facilitation Handbook , case studies, or journal
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www.uspreventiveservicestaskforce.org/uspstf/about-uspstf/methods-and-processes/procedure-manual/procedure-manual-appendix-vi-criteria-assessing-internal-validity-individual-studies
July 01, 2017 - Criteria for Assessing Internal Validity of Individual Studies
Share to Facebook … These criteria are meant for those studies that pass this initial filter. … "Poor" studies have at least one fatal flaw. … criteria, or standard appraisal of studies. … Criteria for Assessing Internal Validity of Individual Studies . U.S.
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effectivehealthcare.ahrq.gov/sites/default/files/related_files/cer-276-ocd-executive-summary.pdf
December 01, 2024 - We found 15 studies (2 RCTs and 13 single-arm studies) that reported multivariable
analyses of predictors … (7 studies),
baseline COIS (2 studies), baseline FAS (2 studies), comorbid autism spectrum disorder … (3 studies), and comorbid tics (3 studies). … (5 studies), baseline functioning (2
5
studies), baseline FAS (3 studies), and … comorbid tics (3 studies).
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effectivehealthcare.ahrq.gov/sites/default/files/related_files/effect-dietary-digestible-executive-summary.pdf
March 01, 2025 - • No eligible studies evaluated children aged less than 18 years. … • No eligible studies evaluated children aged less than 18 years. … We found
no eligible studies in children. … We found no eligible studies in children. … studies reported significantly increased risk, and three studies
found no significant association.
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www.ahrq.gov/news/newsroom/case-studies/202501.html
June 01, 2025 - Hospital Unit Lowers C. diff Infections by 90 Percent Using AHRQ Safety Program
Search All Impact Case Studies … Sharing case studies showing missed opportunities with bedside staff. … Search All Impact Case Studies
Impact Case Study Identifier:
2025-01
AHRQ Product
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effectivehealthcare.ahrq.gov/sites/default/files/pdf/methods-guidance-bias-individual-studies_methods.pdf
March 01, 2012 - as studies with high risk of bias. … newer studies may appear to be biased when
compared to older studies, because of changes in journal … studies are poor.” … nonrandomized experimental studies and observational studies). … (RCTs and observational studies).
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effectivehealthcare.ahrq.gov/sites/default/files/cer-242-radiation-therapy-brain-metastases-evidence-summary.pdf
June 01, 2021 - (97 studies
reported in 190 publications). … Eligible studies included RCTs as well as large non-randomized controlled trials and
cohort studies … Studies had to report on effects of radiation therapy in the 1990s or later and we
included studies … studies
varied. … Despite the large number of identified research studies, analyses were
limited as studies evaluated
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effectivehealthcare.ahrq.gov/sites/default/files/related_files/cer-252-infantile-epilepsies-executive-summary.pdf
October 01, 2022 - studies, and seven pre/post studies) met inclusion criteria for the
effectiveness of pharmacologic treatments … Twenty-four studies (2 RCTs of diet, 6 pre/post studies of diet, and 16 pre/post
studies of surgery) … For ketogenic diet
(KD), all 7 studies (2 RCTs and 5 pre/post studies) support the conclusion that KD … Twelve studies of pharmacologic interventions, four studies of dietary treatments, and
12 studies of … Only
pharmacotherapy studies collected and reported harms systematically.
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www.uspreventiveservicestaskforce.org/uspstf/document/draft-research-plan/vision-screening-children-ages-6-months-5-years
April 24, 2025 - with a chronic medical or developmental condition will also be excluded
Setting
All KQs: Studies … light reflex test, pupillary reflex test, cover-uncover test, cross cover test, red reflex test)
Studies … of various interventions (i.e., head-to-head studies without an additional eligible comparison group … with an eligible comparator
KQ 2: Cross-sectional studies, cohort studies, or trials focused on assessment … studies
KQ 4: Randomized, controlled trials
Case reports, case series, systematic reviews, and
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effectivehealthcare.ahrq.gov/sites/default/files/pdf/integrating-evidence_methods.pdf
February 01, 2015 - Recommendation: We recommend that newly identified studies be clearly distinguished from
studies in … If the new studies would change the conclusions or the SOE judgments or the
new studies are in some … We recommend that newly identified studies be clearly distinguished from studies in the existing review … When is it okay not to add new studies (or conduct a search for new studies)? … Grading practices range from grading all studies using own criteria to grading the new studies and comparing
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www.ahrq.gov/ncepcr/tools/case-studies/ncahec.html
August 01, 2014 - Case Studies of Exemplary Primary Care Practice Facilitation Training Programs
Training Program Summary … North Carolina AHEC Practice Support Program
Previous Page
Table of Contents
Case Studies