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effectivehealthcare.ahrq.gov/sites/default/files/related_files/cannabis-2023-surv-rep-1-app-G.xlsx
January 01, 2023 - Groups Similar at Baseline? Patient Masked? Care Provider Masked? Outcome Assessors Masked? … Were the Groups Comparable at Baseline on Key Prognostic Factors (e.g., by Restriction or Matching)?
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effectivehealthcare.ahrq.gov/sites/default/files/related_files/hypertensive-disorders-pregnancy-app-a.pdf
May 29, 2025 - article"[pt] OR "interview"[pt] OR "case reports"[pt] OR "Cross-Sectional
Studies"[Mesh] OR "Focus Groups … historical article":pt OR interview:pt OR "case reports":pt OR [mh "Cross-Sectional
Studies"] OR [mh "Focus Groups … historical article" OR PT
interview OR PT "case reports" OR (MH "Cross-Sectional Studies"+) OR (MH "Focus Groups
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effectivehealthcare.ahrq.gov/sites/default/files/related_files/cer-250-cannabis-2024-surv-rep-update-tables-f1-2.xlsx
January 01, 2024 - Groups Similar at Baseline? Patient Masked? Care Provider Masked? Outcome Assessors Masked? … Were the Groups Comparable at Baseline on Key Prognostic Factors (e.g., by Restriction or Matching)?
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effectivehealthcare.ahrq.gov/sites/default/files/module-iv-skills-for-successful-engagement.pdf
May 29, 2025 - § Belief that groups … information to non-research audiences, summarize
and recap discussion points, work with diverse groups … Alternative forums
§ Individual interviews
§ Written testimony
§ Web-based discussions
§ Focus groups … Individual interviews, focus groups, dedicated meetings, written testimonials, and
other techniques, … as well as involving stakeholders in diverse discussion groups may be
used.
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effectivehealthcare.ahrq.gov/sites/default/files/related_files/rural-telehealth-disposition-comments.pdf
December 26, 2022 - I am a minority member of both those groups
and find it very difficult to find a provider in my rural … There was no mention of any of
these groups in the report. … I am a minority member of both those groups and find it
very difficult to find a provider in my rural … There was no mention of any of these
groups in the report.
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effectivehealthcare.ahrq.gov/sites/default/files/related_files/cer-250-cannabis-2025-surv-rep-update-tables-f1-2.xlsx
January 01, 2025 - Groups Similar at Baseline? Patient Masked? Care Provider Masked? Outcome Assessors Masked? … Were the Groups Comparable at Baseline on Key Prognostic Factors (e.g., by Restriction or Matching)?
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effectivehealthcare.ahrq.gov/sites/default/files/pdf/ace-inhibitor-arb-2007_research-2007-1.pdf
January 01, 2007 - Are there subgroups of patients based on demographic
characteristics (age, racial and ethnic groups … • Broader representation of groups such as the elderly and ethnic and racial minorities. … , but there was no
statistically significant difference between groups. … ACEIs than in groups treated with ARBs … • Broader representation of groups such as the elderly and ethnic and racial minorities.
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/study-design-classification_research.pdf
December 01, 2010 - Were groups concurrent? … Y N
Y
Groups defined by
interventions/exposures? … Analytic studies employ control groups to compare exposed (i.e. treated) to unexposed groups (e.g. … Cohort Study
A cohort study follows two or more groups from exposure to outcome. … Groups are defined by being
exposed or unexposed.
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effectivehealthcare.ahrq.gov/sites/default/files/related_files/coronary-artery-stenting_executive.pdf
February 01, 2013 - All three studies reported no significant mortality
differences between groups in either the medium … There
was no significant difference in EQ-5D between groups
(66.5 in the FFR group vs. 64.7 in the … Generally, there were no significant differences between
groups for periprocedural complications or … At short term, in-stent restenosis was not significantly
different between groups in one RCT and two … These eligibility criteria
likely selected groups of patients with intermediate
coronary stenosis,
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effectivehealthcare.ahrq.gov/sites/default/files/s89.pdf
October 01, 2007 - operational issues, including how to (1) choose
appropriate outcomes and stopping rules, (2) select control groups … Vaccinated and Control Groups
The time window of interest is 42 days after either
MCV administration … study
data would yield a 1:1 ratio of observations (time windows)
between the vaccinated and control groups … Anal-
ysis using matched controls allowed us to use concurrent
comparison groups, reducing the likelihood … The solid line depicts the LLR,
which changes as events occur in the vaccinated and control
groups as
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effectivehealthcare.ahrq.gov/sites/default/files/sensitivity-analysis-chapter-11.pptx
January 01, 2013 - Selecting suitable treatment and comparison groups can address many potential limitations of a study. … Include several different comparison groups to assess robustness of the results. … nonusers,” “recent past users,” “distant past users,” and “users of similar treatments”
Comparison Groups … Comparison Groups
Selecting suitable treatment and comparison groups can address many potential … biases with the different comparison groups as a way to assess the robustness of the results, including
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effectivehealthcare.ahrq.gov/sites/default/files/thompson_eccs2012.pdf
January 01, 2012 -
Nine focus groups:
• 3 females (n = 17)
• 6 males (n = 32)
Groups were
presented
with … Motives of organizations compiling data
Desire to have information on rates for similar ethnic groups … They provided statistics
to
two
groups but varied
the
representativeness
of the
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effectivehealthcare.ahrq.gov/sites/default/files/transcript_deliberativemethodswebinar.pdf
April 19, 2012 - carefully considered public views than in traditional
methods like opinion polling or even focus groups … We have the goal of holding 76 groups with almost 1,300
participants in four locations. … No worry that the
groups get stacked with people who get paid versus those
who do not? … In some cases, it was
particular patient interest groups and stuff like that. … paid and some groups not paid.
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effectivehealthcare.ahrq.gov/sites/default/files/pdf/stakeholders-engagement-others_research-2012-1.pdf
January 01, 2012 - (eg., local residents, advocacy groups, or professional societies)
that organizations identify as … The remaining 10 Web sites described groups and initiatives that promote stakeholder
engagement in … , Citizens’ Juries, town hall
meetings, committee meetings, and working groups. … These small
groups may be focus groups, workshops, juries, advisory panels, and/or workgroup groups … (roughly described as community-based groups with various stakeholders).
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effectivehealthcare.ahrq.gov/sites/default/files/pdf/stem-cell-children_research-protocol.pdf
November 01, 2010 - • Was there an attempt to balance groups by design? … • Were participants in treatment groups recruited in the same time period? … • Was the difference in attrition between treatment groups below a high
level (<15%)? … Was ascertainment similar and complete in all study groups?
4. … Were the number and type of harmful events reported
separately for study groups?
E.
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effectivehealthcare.ahrq.gov/sites/default/files/pdf/liver-cancer-therapy_research-protocol.pdf
November 28, 2012 - o Maintenance of comparable groups (includes attrition, crossovers, adherence, and
contamination … o Was there an attempt to balance groups by design? … o Were participants in treatment groups recruited within the same time period? … o Were outcome measures clearly valid, reliable, and equally applied to treatment
groups? … o Was the difference in attrition between treatment groups below a high level (<15%)?
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/lung-cancer-nonsurgical-therapies_research-protocol.pdf
February 22, 2012 - ○ Was there an attempt to balance groups by design? … ○ Were baseline prognostic characteristics clearly described and groups shown to be
comparable? … ○ Were participants in treatment groups recruited within the same time period? … ○ Were outcome measures clearly valid, reliable, and equally applied to treatment groups? … ○ Was the difference in attrition between treatment groups below a high level (<15%)?
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effectivehealthcare.ahrq.gov/sites/default/files/facilitation-webcast-slides.pptx
June 13, 2013 - exercises for guiding group discussion
Understand how to use facilitation tools to prepare for your groups … (review the characteristics on the ppt)
Deliberation is often confused with focus groups because they … With large groups, break out sessions are often used. … It also gives them a training manual to practice from prior to the groups starting.
… I want to play a clip for you from one of our groups that shows how this can be accomplished.
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effectivehealthcare.ahrq.gov/sites/default/files/s38.pdf
October 01, 2007 - the likely contamination that
would occur if these providers were randomized to different
treatment groups … AND
BALANCING SCORES
With reasonable sample sizes, randomization will tend
to yield balance between groups … Thus, imbalance between groups in individual-level
covariates poses a substantial threat to the validity … Another
approach is to consider only designs with small average differ-
ences between treatment groups … and �2 test for gender
comparison and comparison of the distribution of medical specialties between groups
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/cancer-pancreas_research-protocol.pdf
August 09, 2013 - Were patients randomly assigned to the study’s groups?
2. … at the time they were assigned to groups? … groups? … Were the two groups treated concurrently?
12. … Was compliance with treatment ≥85% in both of the study’s groups?
13.