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  1. effectivehealthcare.ahrq.gov/sites/default/files/ch_2-user-guide-to-ocer_130129.pdf
    January 01, 2011 - to CER such as case-cohort designs (selecting a random sample of the cohort and all cases), case-crossover … Case-Control Study Design Description Nested within an underlying cohort, the case- control design … To do so, the design uses controls as in a case-control design but estimates a case-crossover odds … - -differences between operational hypotheses in case-control versus case-crossover studies. … Confounding and exposure trends in case-crossover and case-time-control designs.
  2. effectivehealthcare.ahrq.gov/sites/default/files/masks-appendix-table-b-2-version-2.xlsx
    January 01, 2007 - OR (95% CI) for secondary SARS-1 Mask worn most/sometime vs. no mask worn during contact with index case … • Case and household member wearing mask: 1.87 (0.88 to 3.96) • Case or household member wearing … mask: 1.78 (95% CI 0.80 to 3.96) • Neither case nor household member wearing mask: 4.16 (95% CI 2.37 … to 7.30) Adjusted OR (95% CI) • Case and household member wearing mask: 1.77 (0.79 to 3.97) • … Case or household member wearing mask: 1.62 (0.70 to 3.76) • Neither case nor household member wearing
  3. effectivehealthcare.ahrq.gov/sites/default/files/pdf/masks-appendix-table-b-2-version-1.xlsx
    January 01, 2007 - OR (95% CI) for secondary SARS-1 Mask worn most/sometime vs. no mask worn during contact with index case … • Case and household member wearing mask: 1.87 (0.88 to 3.96) • Case or household member wearing … mask: 1.78 (95% CI 0.80 to 3.96) • Neither case nor household member wearing mask: 4.16 (95% CI 2.37 … to 7.30) Adjusted OR (95% CI) • Case and household member wearing mask: 1.77 (0.79 to 3.97) • … Case or household member wearing mask: 1.62 (0.70 to 3.76) • Neither case nor household member wearing
  4. Layout 1 (pdf file)

    effectivehealthcare.ahrq.gov/sites/default/files/related_files/ischemic-stroke-treatment_executive.pdf
    January 01, 2011 - series, and case reports. … The terminology “reports” will refer to the latter studies in addition to case series and case reports … The remaining 62 of 87 (71 percent) articles were either case series or case reports. … The reporting of followup outcomes in case series and case reports was variable. … series or case reports.
  5. effectivehealthcare.ahrq.gov/sites/default/files/pdf/indirect-comparisons_research.pdf
    March 01, 2013 - Case Study Comparing Bayesian and Frequentist Approaches for Multiple Treatment Comparisons Methods … Research Report Case Study Comparing Bayesian and Frequentist Approaches … for Multiple Treatment Comparisons Methods Research Report Case Study Comparing Bayesian … Case Study Comparing Bayesian and Frequentist Approaches for Multiple Treatment Comparisons. … Other parameters remain the same as in the noninformative prior case.
  6. effectivehealthcare.ahrq.gov/sites/default/files/product/pdf/pbi-protocol.pdf
    August 09, 2021 - control study" or "case base study" or "case referrent study" or "case referent study" or "case referent … study" or "case compeer study" or "case comparison study" or "matched case control" or "multicenter … control study" or "case base study" or "case referrent study" or "case referent study" or "case referent … control study” or “case base study” or “case referrent study” or “case referent study” or “case referent … control study" or "case base study" or "case referrent study" or "case referent study" or "case referent
  7. effectivehealthcare.ahrq.gov/sites/default/files/related_files/postpartum-care-protocol-appendix%20A.pdf
    December 09, 2021 - care coordination" OR "care co-ordination" OR "coordination of care" OR "co-ordination of care" OR "Case … "integrated care" OR "shared care" OR "transitional care" OR "comanagement" OR "co-management" OR "case … festschrift"[pt] OR "government publication"[pt] OR "historical article"[pt] OR "interview"[pt] OR "case … "scoping review" OR "clinical trial" OR "Randomized Controlled Trial")) OR "lecture"[pt] OR "legal case … Studies"[Mesh] OR (case AND control) OR "Random Allocation"[Mesh] OR "Clinical Trial" [Publication
  8. effectivehealthcare.ahrq.gov/sites/default/files/related_files/misuse-prescription-protocol.pdf
    September 13, 2024 - Meta-analysis, case reports Setting United States Non-U.S. … Controlled Trial (RCT)  Controlled Clinical Trial  Retrospective cohort  Prospective cohort  Case … pt] OR Comment[pt] address[pt] OR "autobiography"[pt] OR "bibliography"[pt] OR "biography"[pt] OR "case … report"[tw] OR "case reports"[tw] OR "case series"[tw] OR "comment on"[All Fields] OR congress[pt] … report"[tw] OR "case reports"[tw] OR "case series"[tw] OR "comment on"[All Fields] OR congress[pt]
  9. effectivehealthcare.ahrq.gov/sites/default/files/related_files/misuse-prescription-protocol-amendment.pdf
    November 26, 2024 - Meta-analysis, case reports Setting United States Non-U.S. … Controlled Trial (RCT)  Controlled Clinical Trial  Retrospective cohort  Prospective cohort  Case … pt] OR Comment[pt] address[pt] OR "autobiography"[pt] OR "bibliography"[pt] OR "biography"[pt] OR "case … report"[tw] OR "case reports"[tw] OR "case series"[tw] OR "comment on"[All Fields] OR congress[pt] … report"[tw] OR "case reports"[tw] OR "case series"[tw] OR "comment on"[All Fields] OR congress[pt]
  10. effectivehealthcare.ahrq.gov/sites/default/files/related_files/chronic-fatigue_executive.pdf
    July 01, 2016 - , 1988), which identify less debilitated patients than those meeting ME case definitions. … that selected for more disabled patients (i.e., case definition for ME). … that selected for more disabled patients (i.e., case definition for ME). … Future Research • Case definitions: Consensus about which case definition is appropriate to use as … Chronic fatigue syndrome: a working case definition. Ann Intern Med. 1988;108(3):387-9.
  11. effectivehealthcare.ahrq.gov/sites/default/files/masks-surveillance-2-appendix-table-a-3.xlsx
    March 23, 2020 - Liu W et al. 2009 Risk factors for SARS infection among hospital healthcare workers in Beijing: a case … https://onlinelibrary.wiley.com/doi/abs/10.1111/j.1365-3156.2009.02255.x Case-control March 5 to May … cited-by=yes&legid=tropmed;73/1/17 Case-control February 26 to April 28, 2003 Vietnam (Hanoi) 1 hospital … https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2870165/pdf/15473141.pdf Case-control March 1 to 22, 2003 … https://www.ncbi.nlm.nih.gov/pubmed/15061941 Case-control April to May 2003 China (Guangdong) 10 hospitals
  12. Appendix A (pdf file)

    effectivehealthcare.ahrq.gov/sites/default/files/related_files/hypertensive-disorders-pregnancy-app-a.pdf
    May 29, 2025 - festschrift"[pt] OR "government publication"[pt] OR "historical article"[pt] OR "interview"[pt] OR "case … "scoping review" OR "clinical trial" OR "Randomized Controlled Trial")) OR "lecture"[pt] OR "legal case … pt OR festschrift:pt OR "government publication":pt OR "historical article":pt OR interview:pt OR "case … "scoping review" OR "clinical trial" OR "Randomized Controlled Trial" )) OR lecture:pt OR "legal case … OR PT festschrift OR PT "government publication" OR PT "historical article" OR PT interview OR PT "case
  13. effectivehealthcare.ahrq.gov/sites/default/files/related_files/selecting-evidence-quiz.ppt
    May 29, 2025 - Case reports Cross-sectional studies Cohort and case-control studies What Types of Observational Studies … Case reports are hypothesis generating rather than hypothesis testing. … Cohort and case-control studies are well suited for testing hypotheses of whether one intervention is … Cohort and case-control studies are well suited for testing hypotheses that one intervention is associated … assessing harms in comparative effectiveness reviews, investigators should routinely include cohort and case-control
  14. effectivehealthcare.ahrq.gov/sites/default/files/selecting-evidence-quiz.ppt
    May 29, 2025 - Case reports Cross-sectional studies Cohort and case-control studies What Types of Observational Studies … Case reports are hypothesis generating rather than hypothesis testing. … Cohort and case-control studies are well suited for testing hypotheses of whether one intervention is … Cohort and case-control studies are well suited for testing hypotheses that one intervention is associated … assessing harms in comparative effectiveness reviews, investigators should routinely include cohort and case-control
  15. effectivehealthcare.ahrq.gov/sites/default/files/related_files/app-e-opioid-chronic-pain-surveill-report-1.xlsx
    January 01, 2021 - Case Control QA Table E-3. … Case control quality assessment Author, Year Did the Study Attempt To Enroll All or Random Sample of … Case Control QA image1.jpeg image2.jpeg image3.jpeg
  16. effectivehealthcare.ahrq.gov/sites/default/files/pdf/masks-appendix-table-b-3-version-1.xlsx
    February 01, 2020 - https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2666722/ Case-control Not reported China (Guangzhou) 2 hospitals … https://onlinelibrary.wiley.com/doi/abs/10.1111/j.1365-3156.2009.02255.x Case-control March 5 to May … https://www.ncbi.nlm.nih.gov/pubmed/15555351 Case-control 2003 (Specific dates not reported) China (Beijing … cited-by=yes&legid=tropmed;73/1/17 Case-control February 26 to April 28, 2003 Vietnam (Hanoi) 1 hospital … https://www.ncbi.nlm.nih.gov/pubmed/15061941 Case-control April to May 2003 China (Guangdong) 10 hospitals
  17. effectivehealthcare.ahrq.gov/sites/default/files/related_files/musculoskeletal-complaints-tests-children_surveillance.pdf
    January 08, 2013 - A new case control study including 50 healthy children7 found 8% RF positive and 2% CCP positive. … Key Question 3.1 ANA Test for pSLE in Children With MSK Pain Two case-control studies including 201 … A new case control study7 reported Sn of 12% for RF-IgM, Sp of 92%. … CCP Test for JIA in Children With MSK Pain Seven case-control studies including 1,643 participants … None of the case-control studies provided information about the presence of MSK pain in either the
  18. effectivehealthcare.ahrq.gov/sites/default/files/related_files/app-e-opioid-chronic-pain-surveillance-report-2.xlsx
    January 01, 2021 - Case Control QA Table E-3. … Case control studies quality assessment Author, Year Did the Study Attempt To Enroll All or Random Sample … Case Control QA image1.jpeg image2.jpeg image3.jpeg
  19. effectivehealthcare.ahrq.gov/sites/default/files/related_files/app-e-opioid-chronic-pain-surveillance-report-3.xlsx
    January 01, 2021 - Case Control QA Table E-3. … Case control studies quality assessment Author, Year Did the Study Attempt To Enroll All or Random Sample … Case Control QA image1.jpeg image2.jpeg image3.jpeg
  20. effectivehealthcare.ahrq.gov/sites/default/files/Masks-appendix-table-b-3-surveillance-report.xlsx
    February 01, 2020 - https://onlinelibrary.wiley.com/doi/abs/10.1111/j.1365-3156.2009.02255.x Case-control March 5 to May … https://www.ncbi.nlm.nih.gov/pubmed/15555351 Case-control 2003 (Specific dates not reported) China (Beijing … cited-by=yes&legid=tropmed;73/1/17 Case-control February 26 to April 28, 2003 Vietnam (Hanoi) 1 hospital … https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2870165/pdf/15473141.pdf Case-control March 1 to 22, 2003 … https://www.ncbi.nlm.nih.gov/pubmed/15061941 Case-control April to May, 2003 China (Guangdong) 10 hospitals

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