-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/tympanostomy-tubes_research-protocol.pdf
November 16, 2015 - There is interest in comparative effectiveness of tympanostomy tubes in
high-risk and at-risk populations … Many randomized trials are relatively small, limiting their ability to
define risks of less common harms … For RCTs, we
will use the Cochrane risk of bias tool 22, which asks about risk of selection bias,
performance … Tympanostomy tube outcomes in children
at-risk and not at-risk for developmental delays. … Panel 1: Epidemiology, natural history,
and risk factors.
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/transparency-omega-3_research-protocol.pdf
September 02, 2016 - IF HIGH RISK OF BIAS, EXPLAIN IN NOTES. … IF HIGH RISK OF BIAS,
EXPLAIN IN NOTES. … IF HIGH
RISK OF BIAS, EXPLAIN IN NOTES. … , DM) ** Including diet but not CVD
risk factors ** Including CVD risk factors, but not diet ** Neither … IF HIGH RISK OF BIAS, EXPLAIN IN NOTES.
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effectivehealthcare.ahrq.gov/sites/default/files/related_files/smoking-pregnancy-infants_executive.pdf
February 01, 2014 - ,
and placenta previa.7-10 Health risks to the
fetus include low birth weight, restricted
growth, … Administration places the transdermal nicotine patch in
pregnancy category D, which indicates there are known
risks … to the fetus, but potential benefits may outweigh risks
in some cases. … adverse
fetal effects and no adequate human studies are available,
but potential benefits may outweigh risks … Prenatal smoking and
risk of intrapartum stillbirth.
-
effectivehealthcare.ahrq.gov/sites/default/files/related_files/type-2-diabetes-medications-2007_executive.pdf
January 01, 2007 - addition, clinicians
must consider concerns about specific medications
conferring excess cardiovascular risks … (absolute risk
difference of ~2 percent). … The absolute risk difference between
groups was ~2%. … The absolute risk
differences were ~8-14%. … The between-group absolute risk differences were ~ 5-15%.
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/TND_0407_01-20-2011.pdf
January 01, 2011 - improved wound healing; decreased rates of amputation; decreased
rates of cardiovascular events; bleeding risks … Does aspirin reduce the risk of adverse cardiovascular events (MI, stroke,
cardiovascular death) in … )
PAD is a prevalent disease associated with an increased risk of cardiovascular events.
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/rural-telehealth-amended-protocol.pdf
February 25, 2021 - of bias,” “medium risk of bias,” or “high risk of bias.” … Studies rated “low risk of bias” are considered to have the least risk of bias, and their results are … We will not exclude studies rated high risk of bias a priori, but high risk of
bias studies will be … /rural-communities.html#why-higher-risk
12
precautions/other-at-risk-populations/rural-communities.html … #why-higher-risk.
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effectivehealthcare.ahrq.gov/sites/default/files/pdf/ptsd-adults-trauma-interventions_research-protocol.pdf
November 08, 2012 - KQ 4: For adults exposed to psychological trauma, what are the absolute risks or
comparative risks of … groups, and sex)
o Populations with psychiatric comorbidities
o Populations with different personal risks … KQ 4 addresses the absolute and comparative risks of harms and adverse events from
these interventions … The “Population
at risk…” box
was revised as
follows:
“Population at
risk: Adults
exposed to
psychological … The “Population at risk…” box was revised as follows: “Population at risk: Adults exposed to psychological
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/methods-guidance-tests-grading_methods.pdf
July 01, 2012 - When the treatment of a disease has high associated risks, multiple tests are often used to
assure the … false negatives depends on the severity of disease if there is a missed diagnosis, in addition
to the risks … from the testing itself (i.e., if the test is invasive and associated with risks in and of
itself). … of bias:
• Low risk of bias
• Medium risk of bias
• High risk of bias
Well designed and executed … Assessing risk of bias as a domain of quality in
medical test studies.
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/fatty-acids-cardiovascular-disease_clinician.pdf
July 01, 2017 - conducted to evaluate
the effect of omega-3 fatty acids (FAs) on cardiovascular
disease (CVD), its risk … , there is high strength of evidence (SOE) from
RCTs that marine oil supplements do not affect the risk … Marine oil supplements also have no effect on the risk of atrial
fibrillation (moderate SOE). … �) and no effect on
atrial fibrillation (���) in populations with established
CVD or at increased risk … of HDL-c and
LDL-c (���) in healthy populations and in those with
established CVD or at increased risk
-
effectivehealthcare.ahrq.gov/sites/default/files/related_files/antiplatelet-treatment_disposition-comments.pdf
September 25, 2013 - Including data available only in abstract form has
inherent risks such as numerical errors and
misinterpretation … Section Comment Response
Peer Reviewers 2, 3,
4
Methods Despite imprecision, the lower bound of the relative … reduction versus increased bleeding risk. … The authors should include a summary of the
comparative risks of genetic vs. nongenetic factors routinely … Additionally, it would be
appropriate to frame the relative risks between CYP2C19
genotypes against
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/angina-heart-attack-treatments_research-protocol.pdf
December 11, 2012 - • In patients with an indication for oral anticoagulant therapy, what are the risks and
benefits of … • In patients receiving dual antiplatelet therapy, what are the risks and benefits of adding a
PPI? … The duration of
treatment and followup will be considered when evaluating the benefits and risks for … Heart failure
• Previous stroke
• Renal insufficiency
• Type of stent
• Type of vascular access
Bi
Risks … review; the
duration of treatment and followup will be considered when
evaluating the benefits and risks
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/renal-cancer_research-protocol.pdf
April 20, 2015 - renal mass (oncologic outcomes, renal functional outcomes, complications) as well as
competing health risks … Assessment of Methodological Risk of Bias of Individual Studies: The assessment of risk of
bias of … Risk of bias judgment
Overall bias Risk of bias judgment
Table 4. … Risk: Low/High/Unclear
Archived: This report is greater than 3 years old. … of
bias:
• Low risk of bias
• Medium risk of bias
• High risk of bias
Well designed and executed
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/breast-biopsy-update_research-protocol.pdf
September 20, 2013 - a lesion will be classified as benign or as high risk (e.g., atypical ductal
hyperplasia [ADH]) or … Assessment of Methodological Risk of Bias of Individual Studies
We will assess the risk of bias for … We discuss the handling of high risk of bias studies in sections E and F below. … levels of risk of bias will lead to downgrading the strength of the
evidence. … of cancer (women at “average risk” vs. those at “high risk” may
affect estimated test performance because
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/cognitive-decline_research-protocol.pdf
March 22, 2016 - Nonmodifiable risk factors include
age, sex, race/ethnicity, and family history. … factor
status
�Number of risk factors
III. … Extraction of basic study information will inform risk of bias assessment. … Assessment of Methodological Risk of Bias of Individual Studies
Risk of bias of eligible studies will … We will calculate risk ratios and absolute risk differences with the
corresponding 95 percent confidence
-
effectivehealthcare.ahrq.gov/sites/default/files/worker-health_executive.pdf
April 01, 2016 - Risk-of-Bias Assessment
To assess the risk of bias (internal validity) of studies
eligible for KQ 2, … A study
assessed as high risk of bias has significant risk of
bias (e.g., stemming from serious errors … We
rated 5 RCTs as medium risk of bias27,28,46,49,50 and the
other 10 studies as high risk of bias … interventions included comprehensive
program content that highlighted the potential additive
or synergistic risks … and included comprehensive
program content that highlighted the potential
additive or synergistic risks
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/methods-guidance-grading-strength_methods.pdf
July 01, 2009 - Risk of Bias
As noted in Table 1, the risk of bias for an evidence base will be derived from assessment … of
the risk of bias in individual studies. … Risk of bias incorporates both study design and study
conduct. … High risk of bias lowers the strength-of-evidence
grade; low risk of bias raises it. … of
bias:
• Low risk of bias
• Medium risk of bias
• High risk of bias
Consistency The principal
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/sodium-potassium_research-protocol.pdf
April 18, 2017 - CVD, stroke, congestive heart failure, and
kidney disease and lowering blood pressure lowers these risks … Assessment of Methodological Risk of Bias of Individual Studies
We will assess the methodological risk … standardized mean differences (SMD), dichotomous incident and prevalence
outcomes will be reported as relative … risks (RR), and mortality data will be reported as
hazard ratios (HR), all together with the 95% confidence … non-linear dose-response meta-
regressions to examine the associations between dietary intake levels and the risks
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/undescended-testicle_research-protocol.pdf
September 02, 2011 - magnetic resonance angiography, which requires sedation or anesthesia and is thus not
without immediate risks … An estimated 10 percent of all testicular tumors develop from an undescended testis,
9
and
the relative … risk of incidence of a testicular tumor is about 40 times greater in men with
cryptorchidism when … Although many clinicians advocate early orchiopexy to reduce the risk of testicular cancer
associated … Assessing risk of bias in included studies. In: Higgins JPT,
Green S, eds.
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/aggression_research-protocol.pdf
October 05, 2015 - First, a key clinical and policy question is how to best balance the benefits and
risks of (a) seclusion … We envision a continuum of risk and behavior. … Assessment of Methodological Risk of Bias of Individual Studies
To minimize risk of bias in observational … That is, a low-risk-of-
bias nonrandomized study does not necessarily equal a low-risk-of-bias randomized … To determine risk of bias in a standardized way, we will use the Cochrane Risk of
Bias tool to appraise
-
effectivehealthcare.ahrq.gov/sites/default/files/grading.ppt
January 01, 2013 - grade
Four Required Domains: Risk of Bias
The risk of bias for an evidence base is derived from assessing … Risk-of-bias scores are denoted as high, medium, or low. … High risk of bias lowers the strength-of-evidence grade; low risk of bias raises the strength-of-evidence … DOI: 10.1016/j.jclinepi.2009.03.009
Guiding Principles: Risk of Bias
Risk of bias (given design … Guiding Principles: Risk of Bias
The risk of bias based on the design and conduct of the available studies