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www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary-nsaids/aspirin-nsaids-for-prevention-of-colorectal-cancer-preventive-medication-2007
March 15, 2007 - A statistically significant increase in all-cause mortality was observed with ibuprofen, but no effect … The largest and best-quality study in the group demonstrated a statistically significant reduction … Two studies 36 , 39 demonstrated statistically significant reductions in adenoma frequency with the … The results consistently demonstrated statistically significant increases in the relative risk for MI … One high-quality review 56 demonstrated a statistically significant lower risk for acute stroke with
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www.ahrq.gov/professionals/quality-patient-safety/patientsafetyculture/medical-office/2014/mosurv14chap6.html
June 01, 2014 - Statistically "Significant" Differences Between Scores
You may be interested in determining the statistical … size; as the number of observations in comparison groups increases, small differences in scores become statistically … significant. … While a 1 percentage point difference between percent positive scores might be "statistically" significant … Keep in mind that statistically significant differences are not always important, and nonsignificant
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effectivehealthcare.ahrq.gov/sites/default/files/related_files/carbohydrate-intake-prepub-final-research-table-rct.xlsx
May 29, 2025 - For yes: ≤10% between groups or authors report difference is not statistically significant. … similar on relevant population characteristics by restriction or matching (<10% or authors report not statistically … significant) For yes: are measures they used valid and reliable?
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www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary/breastfeeding-primary-care-interventions-october-2016
October 25, 2016 - All significance testing was 2-sided, and results were considered statistically significant if the P … , there was no statistically significant between-group difference in the rates of otitis media (43.6% … The pooled RR for exclusive breastfeeding for less than 3 months was also statistically significant ( … When pooled, the association was not statistically significant but did not rule out potential benefit … This updated review failed to find a statistically significant relationship between individual-level
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www.ahrq.gov/sites/default/files/wysiwyg/policymakers/chipra/factsheets/fullreports/chipra-88-measure-1-section-8-attachment-2.pdf
June 02, 2025 - 274 453 314 267
The Ns in the table above are the required number of patients needed to detect a significant … and minority ratio is 0.75, you would need 596 white patients
and 209 minority patients to detect a significant … We do not have sufficient cases to statistically compare how each race/ethnic group performs relative
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effectivehealthcare.ahrq.gov/sites/default/files/related_files/atrial-fibrillation-ablation_executive.pdf
July 01, 2009 - Left atrial and ventricular size changes
There is a low level of evidence showing no statistically
significant … Rates of stroke
There is a low level of evidence showing no statistically
significant difference in … heterogeneous, but meta-analysis found statistically
significant higher rates of recurrence in patients … Among these, 17
evaluated AF type but only 6 of them found statistically
significant independent associations … Only 3 of 16 studies found a
statistically significant association between duration
and recurrence of
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effectivehealthcare.ahrq.gov/sites/default/files/related_files/measuring-blood-pressure_executive.pdf
January 01, 2012 - Statistically significant
differences favoring SMBP monitoring alone over usual
care were, however, … Thirteen of
24 studies reported a statistically significant reduction
in either SBP or DBP at followup … Four trials found statistically significant benefits favoring
more intense additional support for either … Meta-analysis
showed a statistically significant reduction in clinic SBP
and DBP (SBP/DBP 3.1/2.0 mmHg … In meta-analyses,
no significant effect was found at 2 months followup; statistically significant
differences
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digital.ahrq.gov/health-it-tools-and-resources/workflow-assessment-health-it-toolkit/research/rosenberg-sn-et-al-2008
January 01, 2008 - Conclusion: Supplementing clinical alerts to physicians with messages directly to their patients produced a statistically … significant increase in compliance with the evidence-based guidelines underlying the alerts." … "Statistically significant impact was limited to alerts of severity 2 (serious but not life threatening … of a similar effect for patient alerts related to adding or stopping medications suggests that the significant
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www.ahrq.gov/research/findings/nhqrdr/2014chartbooks/hispanichealth/part2-mch.html
May 01, 2018 - widening of the Hispanic-White difference although it is still below our threshold for identifying statistically … significant disparities. … among live births improved overall and among Whites and Blacks but changes among Hispanics were not statistically … significant. … There were no other statistically significant differences between groups.
Return to Contents
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www.uspreventiveservicestaskforce.org/uspstf/recommendation/perinatal-depression-preventive-interventions
February 12, 2019 - statistically significant group differences. 7 , 8 , 11 , 39 , 40 Counseling interventions were associated … Two trials 50 , 51 found statistically significant reductions in depression symptoms (weighted mean … significant or near-significant reductions in symptom severity scores at 1 (but not all) of several … significant reductions in depression status or depression symptom scores. … Yoga classes, debriefing exercises, and expressive writing failed to demonstrate statistically significant
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www.uspreventiveservicestaskforce.org/uspstf/document/RecommendationStatementFinal/child-maltreatment-primary-care-interventions
March 19, 2024 - significant differences in visiting the ED at age 6 months ( P = .637 in one study 26 and adjusted … 2 years after enrollment, 3 reported statistically significant reductions in the average number of all-cause … significant reductions in ED visits in 1 of 3 studies. 1 , 21
Thirteen trials (n = 7475) reported … significant reductions in reported behaviors, while others reported no group differences. 1 , 21 Of … nonsignificant) mortality rates in the intervention group and 1 trial reported higher (statistically
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www.uspreventiveservicestaskforce.org/uspstf/recommendation/drug-use-illicit-primary-care-interventions-for-children-and-adolescents
May 26, 2020 - There was a small, statistically significant improvement in cannabis use specifically. … significant improvement. … (0.82 [95% CI, 0.67 to 1.04]; 12 trials; n = 9031; I 2 = 38.2%); however, there was a statistically … Three of these trials reported statistically significant improvements in family functioning (0.3 to 0.6 … Seven other studies reported statistically nonsignificant increases in illicit drug, alcohol, or tobacco
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www.ahrq.gov/sites/default/files/2024-01/scott-cawiezell-report.pdf
January 01, 2024 - Additionally, four of five nursing homes demonstrated statistically significant
improvement at some … Despite the noted differences in medication
error rates, there were no statistically significant differences … Nursing Homes One and Three actually had statistically significant declines in
performance (more errors … The
only nursing home to show statistically significant improvement between the pre-implementation … Nursing Home Medication Safety 13
Nursing Homes One and Three both had statistically significant declines
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www.uspreventiveservicestaskforce.org/uspstf/integrating-evidence-based-clinical-and-community-strategies-improve-health-figure-3
November 01, 2013 - States a
a Statistically significant (p<.05)
Current as of: November 2013
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www.ahrq.gov/sites/default/files/wysiwyg/research/findings/making-healthcare-safer/mhs3/patient-id-errors-1.pdf
March 01, 2020 - Protocol implementation, but the trend was not statistically significant. … significant results. … Compliance was statistically
significant when ages were
compared. … Compliance was also
statistically significant from
enrollment to time of
surgery—10.4 days (more … Wrong-site surgeries are rare, and showing any
statistically significant reduction in occurrences with
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www.ahrq.gov/research/findings/evidence-based-reports/er221-abstract.html
April 01, 2018 - receiving a behavioral program compared with usual care (0.31) or an active control (0.44); both were statistically … significant, and the latter was considered clinically important based on our prespecified threshold … There was no statistically significant difference at end of intervention or followup timepoints longer
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www.ahrq.gov/research/findings/nhqrdr/2014chartbooks/hispanichealth/part3-nqs5.html
October 01, 2015 - prior to initiation of renal replacement therapy improved overall and among Whites but there were no statistically … significant improvements among Hispanics and Blacks. … There were no statistically significant improvements overall or among any ethnic group.
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meps.ahrq.gov/data_files/publications/st522/stat522.shtml
May 01, 2019 - There was no statistically significant change from 2009 to 2016 in median total spending, which was $326 … decreased for persons with drug coverage, but people without drug coverage, including the uninsured, saw no significant … All differences discussed in the text are statistically significant at the p<0.05 level, or better. … The rates of increase were not statistically different for the two groups. … some drug coverage during the year, but the uninsured and the elderly without drug coverage saw no significant
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digital.ahrq.gov/ahrq-funded-projects/improving-quality-care-children-special-needs/annual-summary/2010
January 01, 2010 - Specifically, the team found that there is a statistically significant difference in mean lag time of … collect between the low birth-weight babies (<1,500 grams) and those weighing 2,500 grams or more, and a statistically … significant difference in mean lag time of 1.35 days from date of birth to first collect between the
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www.uspreventiveservicestaskforce.org/uspstf/recommendation/aspirin-prophylaxis-pregnancy-1996
January 01, 1996 - Compared with the placebo group, the group receiving aspirin experienced a statistically significant … No statistically significant differences emerged in the rates of neonatal complications (including low … Each study found a statistically significant reduction in preeclampsia in the aspirin-treated group, … but no significant differences in fetal or maternal complications. … While statistically significant, this effect may have little clinical impact due to problems with the