-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/asthma-provider-adherence_research-protocol.pdf
March 02, 2012 - Type of Study We will include meeting abstracts
Randomized and quasi-randomized controlled
trials … controlled trial or cross-over studies,
controlled before-after studies, interrupted-time-
series, … Randomized controlled trials and non-randomized studies will be
analyzed separately. … A randomized clinical trial of clinician feedback to improve quality
of care for inner-city children … A randomized trial
of primary care provider prompting to enhance preventive asthma therapy.
-
effectivehealthcare.ahrq.gov/sites/default/files/related_files/dietary-protein-intake-protocol-amendment.pdf
November 28, 2023 - controlled
trials
● Non-randomized controlled
trials, including quasi-
experimental and controlled … For non-
randomized controlled trials (including quasi-experimental and controlled before-and-
after … Controlled Trial
RoB Risk of Bias
RR Risk Ratios
RD Absolute Risk Differences
RDA Recommended … controlled trial or controlled clinical trial).pt. or randomi? … Controlled Trial, Veterinary/ or (bovine or broiler* or bulls or calf or calves
or chicken or chickens
-
effectivehealthcare.ahrq.gov/sites/default/files/related_files/prevent-hai-protocol.pdf
April 16, 2024 - controlled trials,
nonrandomized controlled studies
For secondary interest interventions (other
devices … controlled trial'/exp OR 'phase 3':ti,ab OR 'phase iii':ti,ab
OR random*:ti,ab OR RCT:ti,ab)
#16 … Observational/
Cohort Studies/
Non-randomized
Controlled Trials
'controlled clinical trial'/de … trial*':ti OR (('non randomized' OR
nonrandomized) NEXT/1 control*):ti OR ((cohort* OR
experimental … of primary interest
(SRs, RCTs, Non-
randomized controlled
studies)
#9 AND (#14 OR #15 OR #16)
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/osteoporosis-vibration-therapy_research-protocol.pdf
January 01, 2020 - What were the methodological approaches or study designs used (i.e.,
randomized controlled trial, cohort … We will include studies published in English of any
sample size, any design (randomized controlled trial … , controlled clinical trial,
uncontrolled observational trial, and case reports and series) and studies … Effects of whole body vibration on
bone mineral density and falls: results of the randomized controlled … Controlled Trial, English
68
Search "Vibration/therapeutic use"[MAJR] Limits: Humans, Journal
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/malnutrition-hospitalized-adults-protocol.pdf
October 19, 2020 - controlled trial'/de OR
'randomized controlled trial (topic)'/de OR
random*:ab,ti OR nct* OR [randomized … controlled
trial]/lim)
12 KQ2 Non-randomized
trials
#9 AND ('cohort analysis' OR 'comparative … study':ti,ab OR 'controlled trial':ti,ab OR
'double blind':ti,ab OR 'double blinded':ti,ab OR
longitudinal … controlled trial'/de OR
'randomized controlled trial (topic)'/de OR
random*:ab,ti OR nct* OR [randomized … controlled
trial]/lim)
16
16 Systematic Reviews #14 AND ([cochrane review]/lim OR [systematic
-
effectivehealthcare.ahrq.gov/sites/default/files/related_files/cer-262-pharmacotherapy-alcohol-summary.pdf
November 01, 2023 - • The prior report found uncertain benefit for injectable naltrexone, but the addition
of a new randomized … controlled trial conducted in a population experiencing
homelessness resulted in positive outcomes … Of note, the prior report found no benefit for
injectable naltrexone, but the addition of a new randomized … controlled trial conducted in
a population experiencing homelessness resulted in positive outcomes … , double-
blind, placebo-controlled study.
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/chronic-urinary-retention_research-protocol.pdf
November 19, 2012 - Controlled
before and after studies may be included for KQs that cannot be answered
using trial data … Controlled
Trials as Topic/ (84921)
18 randomized controlled trial/ (342334)
19 Random Allocation … (476450)
23 clinical trial, phase i.pt. (12809)
24 clinical trial, phase ii.pt. (20505)
25 clinical … trial, phase iii.pt. (7571)
26 clinical trial, phase iv.pt. (759)
27 controlled clinical trial.pt. … (85694)
28 randomized controlled trial.pt. (342334)
29 multicenter study.pt. (153247)
30 clinical
-
effectivehealthcare.ahrq.gov/sites/default/files/related_files/patient-monitoring-systems-protocol.pdf
July 01, 2023 - controlled trial;
vs = versus
Literature Searches
Our search strategy will focus on databases … Continuous monitoring in an inpatient medical-surgical unit: a
controlled clinical trial. … A randomized trial of real-time automated clinical deterioration alerts
sent to a rapid response team … A controlled trial of electronic automated advisory vital signs
monitoring in general hospital wards … controlled trial;
vs = versus
Literature Searches
Data Extraction
Risk of Bias Assessment
Data
-
effectivehealthcare.ahrq.gov/sites/default/files/related_files/gastric-cancers-protocol-amendment.pdf
May 02, 2025 - controlled trials
• Non-randomized studies of interventions
(experimental or observational) with … (RCTs) and comparative well-controlled non-randomized studies of interventions
(NRSIs) evaluating chemotherapy … controlled trial'/exp OR 'phase 3':ti,ab OR
'phase iii':ti,ab OR random*:ti,ab OR RCT:ti,ab)
13 ' … '/de
OR 'controlled clinical trial*':ti,ab OR 'prospective study'/de OR 'retrospective study'/de OR … (('non
randomized' OR nonrandomized) NEXT/1 (compar* OR control* OR trial* OR stud*)) OR ((cohort* OR
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/skin-cancer_research-protocol.pdf
August 10, 2016 - controlled trial. … The SINS trial: a randomised
controlled trial of excisional surgery
versus imiquimod 5% cream for nodular … Five-year follow-up of a
randomized, prospective trial of topical
methyl aminolevulinate photodynamic … /
OR Randomized controlled trial/
OR Randomization/
OR Single blind procedure/
OR Double blind procedure … ed controlled trial$.tw.
OR Rct.tw.
OR Random allocation.tw.
OR Randomly allocated.tw.
-
effectivehealthcare.ahrq.gov/sites/default/files/related_files/migraine-prevention_disposition-comments.pdf
April 18, 2013 - Comparative effectiveness randomized
controlled clinical trials answer the questions
which drugs are … Differences in subject
characteristics in randomized
controlled clinical trials that
examined drugs … controlled clinical
trial). … Randomized controlled
clinical trials that examined
adverse effects of preventive
drugs in children … Randomized,
double‐blind, placebo‐controlled study to evaluate the
efficacy and safety of topiramate
-
effectivehealthcare.ahrq.gov/sites/default/files/related_files/treatment-outcomes-diabetes-rapid-research.pdf
November 01, 2024 - Controlled Trial. … A Randomized
Controlled Trial of the Effects of Non-
Surgical Periodontal Therapy on Cardiac
Function … controlled
trial. … Controlled
Trial. … controlled trial.
-
effectivehealthcare.ahrq.gov/sites/default/files/cer-238-cervical-ripening-evidence-summary.pdf
March 01, 2021 - Results
We included 40 mostly fair-quality studies (30 randomized controlled trials [RCTs],
10 cohort … difference
1 RCT
(n=534) 39% vs. 40% RR 0.98
(0.80 to 1.22)
CI = confidence interval; RCT = randomized … controlled trial; RR = relative risk
a Difference of < 5% = little or no difference; 5% to 10% = small … controlled trial; RD = risk difference; RR = relative risk
a Difference of <1% = little or no difference … controlled trial; RR = relative risk
a Difference of <1% = little or no difference; >1% to 3% = small
-
effectivehealthcare.ahrq.gov/sites/default/files/related_files/pharma-nonpharma-ptsd-2022-update-executive-summ.pdf
January 01, 2022 - Evidence Base
Executive Summary
Main Points
• This update adds 48 newly published randomized … controlled trials (RCTs) on
posttraumatic stress disorder (PTSD) and comorbid PTSD/substance use disorder … Treatments for Posttraumatic Stress
Disorder: Groundwork for a Publicly
Available Repository of Randomized … Controlled Trial Data. … Development of the PTSD-Repository: a
publicly available repository of randomized
controlled trials
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/prostate-cancer-therapies-update_research-protocol.pdf
April 01, 2013 - For KQs 1, 2, and 4, we will include randomized trials only if the randomized treatment
allocation was … Risk of bias of randomized controlled studies
Item Comment
1. … #407 (PIVOT):
design and baseline results of a randomized
controlled trial comparing radical
prostatectomy … controlled trial/ or random allocation/ or double-blind method/ or single-
blind method/ or placebos … controlled trial[pt] OR controlled clinical trial[pt] OR randomized
controlled trials[mh] OR random
-
effectivehealthcare.ahrq.gov/sites/default/files/tnd-0855-170515.pdf
April 28, 2017 - controlled trial. … Controlled Trial. … HeLP-Diabetes: randomised controlled trial protocol.
BMC health services research. … controlled trial. … clinical trial[pt])) OR (randomized controlled
trial[pt])”
Other N=258
Clinicaltrials.gov
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/TND-0855-170515.pdf
April 28, 2017 - controlled trial. … Controlled Trial. … HeLP-Diabetes: randomised controlled trial protocol.
BMC health services research. … controlled trial. … clinical trial[pt])) OR (randomized controlled
trial[pt])”
Other N=258
Clinicaltrials.gov
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/case-management-future_research.pdf
June 01, 2015 - controlled trial. … Design of a randomized
controlled trial. BMC Fam Prac. 2011;12:68.
PMID: 21729265.
26. … controlled trial. … controlled trial. … controlled trial.
-
effectivehealthcare.ahrq.gov/sites/default/files/related_files/engaging-caregivers-rapid-review.pdf
April 01, 2024 - controlled trial. … A randomized controlled
clinical trial. … controlled trial. … The care transitions intervention: Results of
a randomized controlled trial. … A randomized controlled
clinical trial.
-
effectivehealthcare.ahrq.gov/sites/default/files/pdf/peripheral-artery-disease-treatment_research-protocol.pdf
January 31, 2013 - controlled trial. … A randomized controlled trial. J Vasc Surg
1997;26(4):551-7. PMID: 9357454
29. … controlled trial[pt] OR controlled clinical trial[pt] OR randomized[tiab] OR
randomised[tiab] OR randomization … controlled trial[pt] OR controlled clinical trial[pt] OR randomized[tiab] OR
randomised[tiab] OR randomization … controlled trial[pt] OR controlled clinical trial[pt] OR randomized[tiab] OR
randomised[tiab] OR randomization