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effectivehealthcare-admin.ahrq.gov/sites/default/files/pdf/methods-guidance-bias-individual-studies_methods.pdf
March 01, 2012 - under study. … Study design Assessment should
evaluate the relevant
sources of risk of bias by
study design rather … who remain in the study. … for each included outcome of the
individual study, considering study conduct, and categorize as low … differ across study groups?
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effectivehealthcare-admin.ahrq.gov/sites/default/files/product/pdf/methods-guide-inclusion-nonrandomized-studies.pdf
September 01, 2022 - intervention has been called a before-
after study, a pre-post study, a case series, or a cohort study … methods rather than study design
names to differentiate among NRSI types.4
When considering study … )
Case study (also known as case report)
Table 1 provides a summary of common NRSI study designs … (Also known as
pre-post study)†
A study in which
a single group
of participants
with outcomes … Study design search
filters.
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effectivehealthcare-admin.ahrq.gov/sites/default/files/wysiwyg/pdf/methods-guide-inclusion-nonrandomized-studies.pdf
September 01, 2022 - intervention has been called a before-
after study, a pre-post study, a case series, or a cohort study … methods rather than study design
names to differentiate among NRSI types.4
When considering study … )
Case study (also known as case report)
Table 1 provides a summary of common NRSI study designs … (Also known as
pre-post study)†
A study in which
a single group
of participants
with outcomes … Study design search
filters.
-
effectivehealthcare-admin.ahrq.gov/products/transparency-mental-health/research
December 01, 2020 - reported, retention, study conduct, and other details of study design in the peer reviewed literature … In abstracting your study, we noted that study arms differed in their use of [list specific components … here, tailored for each study]. … here, tailored for each study]. … , as identified by study authors.
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effectivehealthcare-admin.ahrq.gov/sites/default/files/related_files/cer-253-maternal-child-outcomes-wic-executive-summary.pdf
April 01, 2022 - pregnancy (1 study)
• Greater intakes of total fruit during pregnancy (1
study)
NA
Infant and
child … (1 study)
Child growth
anthropometric
status (KQ2)
NA • Child weight status (1 child study)
• Attained … weight, length, or head
circumference (1 maternal study, 1
child study)
Breastfeeding
outcomes
( … and cognitive
development (2 studies), social
development (1 study), motor
development (1 study),
communication … and adaptive
behavior (2 studies), developmental
risk (1 study), or academic
achievement (1 study)
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effectivehealthcare-admin.ahrq.gov/sites/default/files/related_files/treatment-outcomes-diabetes-rapid-research.pdf
July 19, 2024 - Study; Country;
N; Intervention;
Study Design;
Follow-up time;
Quality
Glycemic
Control
Inflamma … Summarized are the details for each study
regarding study location, funding source, DM stage, quality … Summarized are the details for each study regarding study location, funding
source, DM stage, quality … ; RCS: Retrospective cohort study
Figures 2.1: Improvement in HbA1c characterized by study type … An observational
study.
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effectivehealthcare-admin.ahrq.gov/sites/default/files/related_files/ced-topic-refinement.pdf
November 01, 2022 - The rationale for the study is
supported by scientific evidence
and study results are expected to
fill … The rationale for the study is
supported by scientific evidence
and study results are expected to
fill … We are
uncertain if a study can meet
both the needs of a CED study
and FDA’s post-approval needs … The study is not designed to
exclusively test toxicity, although
it is acceptable for a study to test … The study is not designed to exclusively test toxicity, although it is acceptable for a
study to test
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effectivehealthcare-admin.ahrq.gov/sites/default/files/related_files/living-systematic-reviews-full-text-articles-white-paper.pdf
January 01, 2024 - No study was excluded for evaluating
ineligible outcomes. … A double-blind,
randomized, placebo-controlled study on
160 patients. … Clinical
profiles of concurrent cannabis use in
chronic pain: a CHOIR study. … Clinical
profiles of concurrent cannabis use in
chronic pain: a CHOIR study. … A double-blind,
randomized, placebo-controlled study on
160 patients.
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effectivehealthcare-admin.ahrq.gov/sites/default/files/related_files/ced-appendix-3.xlsx
June 24, 2022 - is a HETE study or Exploratory study based on conditions outlined below
ISPOR_2017 Protocol Post a … HETE study protocol and analysis plan on a public study registration site prior to conducting the study … NAM2019 Precision Conveying uncertainty in any study can aid in assessing what purposes the study could … is a HETE (hypothesis evaluating treatment effect study) or Exploratory study
NAM2019 Context Study … protocol and analysis plan on a public study registration site prior to conducting the study analysis
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effectivehealthcare-admin.ahrq.gov/products/methods-guidance-observational-studies/methods
April 01, 2022 - Rather, the assessment and impact of these biases is addressed first at the individual study level and … This assessment will focus particularly on issues of the natural history of the condition under study … Different study designs may be optimal for different types of review questions, and study designs must … Heart Protection Study Collaborative Group. … Although the study did not compare one triptan with another, the study provided data that a particular
-
effectivehealthcare-admin.ahrq.gov/sites/default/files/related_files/cell-free-dna-draft-report.pdf
December 01, 2024 - Study Selection. … The structured forms included data elements relating to study identifiers and
sponsors, study design … Study Design;
Risk of Bias;
COI Concerna
Study Population Analyte (Test Name)
Bae et al., 202359 … The PATHFINDER study was a prospective cohort study of adults 50 years of age or older in
the United … Preliminary
Vanguard Study.
-
effectivehealthcare-admin.ahrq.gov/products/methods-guidance-reporting-bias/methods
December 01, 2019 - study eligibility, study design, or other aspects of study conducts)
SOR/SAR
No more than three … Study Protocols
A clinical study protocol is a document that provides details of the study plan and … in rating study quality. … of the study authors. … Study Type
Study type consists of:
Type of study (interventional or observational)
Study design
-
effectivehealthcare-admin.ahrq.gov/sites/default/files/pdf/transparency-neuropathy_research.pdf
March 01, 2018 - The study status was unknown.
§Planned enrollment. The study status is still recruiting. … The study status was recruiting. … One study was found in the published literature only.64 This study was conducted in Iran. … The study status was recruiting. … A multicenter,
double-blind, vehicle-controlled study. The
Capsaicin Study Group.
-
effectivehealthcare-admin.ahrq.gov/products/smoking-pregnancy-infants/research-protocol
December 01, 2019 - We will also extract key data and study quality elements for each study. … Cross–sectional study
48.
Ferri P. … Cross–sectional study
64.
Nau JY. … Not a study design of interest; retrospective study
154.
Nylander G. … Cross–sectional study
162.
Reis K.
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effectivehealthcare-admin.ahrq.gov/sites/default/files/related_files/cer-261-postpartum-care-executive-summary.pdf
June 01, 2023 - For contraceptive care (1 study), the study did not address any
prioritized outcome. … BF care (1
study): No
conclusion
? … BF care (1
study): No
conclusion
nd nd nd ▲ More
comprehensiv
e insurance (1
study): Fewer
preventable … BF care (1
study): No
conclusion
? … BF care (1
study): No
conclusion
? Preventive
care (1
study): No
conclusion
nd ?
-
effectivehealthcare-admin.ahrq.gov/sites/default/files/related_files/renal-artery-stenosis_appendixes.pdf
April 01, 2005 - The
Erasme study: a multicenter study on the
safety and technical results of the Palmaz
stent used … J Vasc Surg 18(1):23-30. 1993
N<100 (Surgery study)
Hasbak P, Jensen LT, Ibsen H, East Danish
Study … A study of 240 patients. … Retrospective study of 166
cases. … , death,
and also dialysis) 67%
at about 6 years (1
study)
• One natural history
study reported
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effectivehealthcare-admin.ahrq.gov/sites/default/files/related_files/app-e-opioid-chronic-pain-surveillance-report-2.xlsx
January 01, 2021 - Observational studies quality assessment
Author, Year Did the Study Attempt To Enroll All (or a Random … Did the Study Use Accurate Methods for Ascertaining Exposures and Potential Confounders (i.e., Age, Sex … Did the Study Use Accurate Methods for Identifying Outcomes? … Did the Study Use Accurate Methods for Ascertaining Exposures and Potential Confounders? … Did the Study Perform Appropriate Statistical Analyses on Potential Confounders?
-
effectivehealthcare-admin.ahrq.gov/sites/default/files/related_files/app-e-opioid-chronic-pain-surveill-report-1.xlsx
January 01, 2021 - Observational quality assessment
Author, Year Did the Study Attempt To Enroll All (or a Random Sample … Did the Study Use Accurate Methods for Ascertaining Exposures and Potential Confounders (i.e., Age, Sex … Did the Study Use Accurate Methods for Identifying Outcomes? … Did the Study Use Accurate Methods for Ascertaining Exposures and Potential Confounders? … Did the Study Perform Appropriate Statistical Analyses on Potential Confounders?
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effectivehealthcare-admin.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
Study Study … Study Designs or Study Characteristics
Due to time, budget, or resource constraints as well as concerns … of individual study), language of publication, study size, or reporting of relevant data. … the study in the SR. … Because the study is
registered at the beginning of the study, the intended primary outcome measures
-
effectivehealthcare-admin.ahrq.gov/products/attention-deficit-hyperactivity-disorder/research
November 01, 2024 - control Participants with adverse events 1 RCT No systematic difference (RR 3.00; CI 0.13, 68.57; 1 study … Results favor intervention (SMD 0.62; CI -0.97, -0.27; 5 studies, n=523); RR 0.36; CI 0.17, 0.78; 1 study … vs control Academic performances 4 RCTs Results favor intervention (SMD -1.37; CI -1.72, -1.03; 1 study … , n=226) in a study comparing guanfacine and atomoxetine; indirect comparisons did also not detect an … Future studies of psychosocial and parent interventions should employ study designs that support more