-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/traumatic-brain-injury-rehabilitation-future_research.pdf
January 01, 2013 - Finally, we engaged providers and consumers, because the
decisional dilemmas faced by these groups are … Focus groups, for example, with representatives of patients,
families, and payers – in separate focus … groups- would help to identify these outcomes. … Several
patient and family focus groups would be necessary due to the wide range of impairment types … groups—would help to identify these outcomes.
-
effectivehealthcare.ahrq.gov/sites/default/files/related_files/insulin-analogues-disposition-081229.pdf
September 01, 2008 - group compared to the premixed therapy group with similar rates of hypoglycemia
for both treatment groups … (e.g. through the IHS) or age groups. … It can be more difficult to recruit certain groups, and more costly to do the
studies, and more risky … No, for exenatide, there was no difference between the two
groups. … General
Many of the comparisons done appear to combine studies in which the comparison groups differ
-
effectivehealthcare.ahrq.gov/sites/default/files/related_files/weight-gain-prevention_disposition-comments.pdf
March 25, 2013 - , we
changed our clinically meaningful threshold for the difference in
weight maintenance between groups … We recommended the difference in
groups to be at least 1 cm for year 1, 2 cm for year 2, etc. … We have included in our discussion section the
following text: “Many control groups had no increase … We recommended the difference in
groups to be at least 1 cm for year 1, 2 cm for year 2, etc. … We recommended the difference in
groups to be at least 1 cm for year 1, 2 cm for year 2, etc.
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/cesarean-birth_research.pdf
January 01, 2020 - Thirteen stakeholders representing the perspective of patient advocacy groups,
academic researchers, … Include placebo, sham, or attention control comparison groups, and innovative means of masking patients … Participants (and their babies) in both groups
will participate in follow- up assessments at 2 weeks … Include placebo, sham, or attention control comparison groups, and innovative means of masking patients … Include placebo, sham, or attention control comparison groups, and innovative means of masking patients
-
effectivehealthcare.ahrq.gov/sites/default/files/related_files/autoimmune-disease-rapid-research.pdf
November 01, 2024 - SRP, OHI
Vs
OHI
Poor
Outcome Mean +/- SD ● Reduction in DAS28 in both
treatment and control groups … in all outcomes, but
analysis to compare the mean
change between groups was not
reported. … received OHI only.39 However, statistical analysis to compare the mean change from baseline
between groups … However, statistical analysis comparing the changes
between treatment and control groups was not available … There was no difference in
the change in SLEDAI between groups (p=0.89).
3.3 Key Question 2
Key
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/hepatitis-c-treatment-future_research.pdf
April 01, 2013 - • Was nominated/strongly supported by one or more stakeholder groups. … However, cohort studies are more prone to bias and confounding than
RCTs since groups are not randomized … at 24 weeks after treatment completion (SVR)
D-2
NCT Number Study Titles Interventions
Age
Groups … range 24
weeks after treatment completion
D-4
NCT Number Study Titles Interventions
Age
Groups … rs12979860
single nucleotide polymorphisms)
D-9
NCT Number Study Titles Interventions
Age
Groups
-
effectivehealthcare.ahrq.gov/sites/default/files/related_files/omega-3-maternity_executive.pdf
October 01, 2016 - For trials that had groups with the same
intervention but with varying doses, we averaged the
outcome … Pregnant and
breastfeeding women reported no serious adverse events,
and adverse events in these groups … As a result, it was challenging to identify
groups of studies that were sufficiently similar to pool … SES and parent education,
which were usually statistically similar among placebo and
intervention groups … Therefore, studies need to measure—and
match intervention groups according to—baseline n-3
FA biomarker
-
effectivehealthcare.ahrq.gov/sites/default/files/tympanostomy-tubes-disposition.pdf
May 05, 2017 - Obviously, the
ability to show improvements in
these areas on groups of
children without any baseline … recurrent AOM and
children with TT) vs
applicability, which I
believe would apply to
specific groups … D'Eredita did not report any details beyond
"Hearing levels were normal in all children, in both
groups … Edited in Full Report to: "The Mattila 2003 paper
described two groups, an RCT which randomly
allocated … Generic QoL did not
differ across treatment groups
but for disease-specific QoL a
small difference
-
effectivehealthcare.ahrq.gov/sites/default/files/related_files/tympanostomy-tubes-disposition.pdf
May 05, 2017 - Obviously, the
ability to show improvements in
these areas on groups of
children without any baseline … recurrent AOM and
children with TT) vs
applicability, which I
believe would apply to
specific groups … D'Eredita did not report any details beyond
"Hearing levels were normal in all children, in both
groups … Edited in Full Report to: "The Mattila 2003 paper
described two groups, an RCT which randomly
allocated … Generic QoL did not
differ across treatment groups
but for disease-specific QoL a
small difference
-
effectivehealthcare.ahrq.gov/sites/default/files/ch_6-user-guide-to-ocer_130129.pdf
October 30, 2012 - Attention
to collection of outcome data in an equivalent manner across treatment comparison groups is … is meaningful, and whether a given
change within or between groups is important. … To ensure comparability between
treatment groups with as little misclassification
(also referred to … When the
misclassification is nondifferential, or equivalent
across treatment groups, the estimate … Attention
to collection of outcome data in an equivalent
manner across treatment comparison groups
-
effectivehealthcare.ahrq.gov/sites/default/files/adhd_executive.pdf
October 01, 2011 - Types of Comparators
We identified and included studies with comparative
intervention groups. … interventions for parents of preschoolers with
DBD that have been developed by separate research
groups … Three years after initiation, the four intervention groups
showed comparable outcomes. … Research detailing
prevalence in other age groups worldwide is generally
lacking, with few studies … Also, few
study participants are girls or come from diverse racial
or ethnic groups.
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/pelvic-pain_research-protocol.pdf
February 16, 2011 - Behavioral therapies include biofeedback, psychotherapy, cognitive behavioral
therapy (CBT), and support groups … • Sample size: for an RCT with 2 groups, with 100 percent meeting the diagnostic criteria
for CPP … For observational studies, we will assess three broad characteristics: 1) the selection of the
study groups … ; 2) the comparability of the study groups; and 3) either treatment exposure (for
case-control studies … The peer reviewer may represent stakeholder groups
such as professional or advocacy organizations with
-
effectivehealthcare.ahrq.gov/sites/default/files/celiac-disease_disposition-comments.pdf
January 28, 2016 - while there are very few comparative studies that
look at accuracy of symptomatic and other at-risk
groups … anemia or type 1 diabetes, despite there being no
direct comparison within studies between these
two groups … TEP 2
Methods The special groups at risk do not mention family
members. … find
celiac disease in the overall population that
includes symptomatic celiac disease, at-risk
groups … rating of “insufficient” SOE for accuracy of
these tests in asymptomatic subjects in specific risk
groups
-
effectivehealthcare.ahrq.gov/sites/default/files/s149.pdf
October 01, 2007 - Check that the distributions of the covari-
ates between the treatment groups, within quintiles of the … Estimate expected outcomes in observed longitudinal
treatment groups of interest. … As hoped, the explanatory
covariates were well balanced between treatment groups after
adjusting for … In Table 5, we show the expected total health care
charges per month for the comparison groups of interest … a ran-
domized controlled trial is considered the gold standard, as
covariates are balanced between groups
-
effectivehealthcare.ahrq.gov/sites/default/files/related_files/asthma-immunotherapy-2010_disposition-comments.pdf
January 01, 2010 - section, page 10) We did not use
the reported statistical significance of the differences between groups … pageaction=displayproduct&productid=328)
For this particular article, Skoner had 2 groups in the ITT … and therefore
designed to look at a lower dose group, and a higher dose group;
these 2 treatment groups … Skoner clearly describes these groups in his methods. … Our review
included data on both these ITT groups as was presented in the
original article by Skoner
-
effectivehealthcare.ahrq.gov/sites/default/files/wysiwyg/pdf/epc-child-adolesc-mental-health-grand-rounds.pptx
May 22, 2025 - case control
poor quality studies as assessed using QUADAS2
The studies had inconsistent control groups … Rates have increased among males, preadolescents and young adults, and youths from disadvantaged groups … Since the covid-19 pandemic, we have witnessed specific increases in several groups including…. … School delivered skills
CBT groups plus support services not superior. … Gatekeeper programs
Increased reporting of risk in schools/communities with marginalized groups, limited
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/cesarean-birth-2010_research-protocol.pdf
January 01, 2010 - Guideline
Development Process—Information for National Collaborating Centres and Guideline
Development Groups … health systems changes), we will assess three broad characteristics: 1) the selection of
the study groups … ; 2) the comparability of the study groups; and 3) the outcome of interest. … Information for national collaborating centres and
guideline development groups.
-
effectivehealthcare.ahrq.gov/sites/default/files/suppl-2-user-guide-to-ocer_130129.pdf
January 01, 2011 - experiment, treatment
assignment is independent of the counterfactual
outcomes, and therefore the two groups … are
exchangeable.7, 9 This means that the risk of
experiencing the outcome in the two groups at the … equivalent at the time treatment
is assigned, the observed risk difference between
the treatment groups … states that
if Z satisfies the backdoor path criterion with
respect to A and Y then the treatment groups
-
effectivehealthcare.ahrq.gov/sites/default/files/related_files/atrial-fibrillation-ablation_executive.pdf
July 01, 2009 - They have limitations in the comparability among
groups. … In some instances, the proportions of
patients with different types of AF differed between
groups, and … randomized controlled design; clear description of
the sample, setting, interventions, and comparison groups … All retrospective studies were graded
“poor.”
2The radiofrequency catheter ablation groups in 6 randomized
-
effectivehealthcare.ahrq.gov/sites/default/files/cer-245-breast-reconstruction-after-mastectomy-evidence-summary-updated-1.pdf
October 01, 2021 - However, ADM use and nonuse groups probably experience
comparable risks of seroma (summary adjOR 1.52 … ADM use
and nonuse groups may experience comparable risks of necrosis (summary adjOR 0.89,
95% CI 0.63