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41. Masks-Appendix-Table-B-3-Version-2 (xls file)
    effectivehealthcare.ahrq.gov/sites/default/files/masks-appendix-table-b-3-version-2.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

42. Clinical-Care-Rapid-Review-Appendix-C (xls file)
    effectivehealthcare.ahrq.gov/sites/default/files/related_files/clinical-care-rapid-review-appendix-c.xlsx
    January 01, 2018 - becomes a CARe Insurer Case, meaning that the insurer will become involved as it is likely a case for … becomes a CARe Insurer Case, meaning that the insurer will become involved as it is likely a case for … becomes a CARe Insurer Case, meaning that the insurer will become involved as it is likely a case for … becomes a CARe Insurer Case, meaning that the insurer will become involved as it is likely a case for … becomes a CARe Insurer Case, meaning that the insurer will become involved as it is likely a case for

43. Evidence-based Practice Center Systematic Review Protocol (pdf file)
    effectivehealthcare.ahrq.gov/sites/default/files/pdf/stem-cell-children_research-protocol.pdf
    November 01, 2010 - series and case report data. … Malignant Non-Hematopoietic Evidence base is case series and case report with the … Since the evidence base for this systematic review is comprised primarily of case reports and case … series were available, case reports and case series with less than 20 subjects were not selected … A case report or small case series offers little as a comparator here as larger case series often exist

44. Rapid Evidence Product: Masks for Prevention of COVID-19 in Community and Healthcare Settings Version 2 (pdf file)
    effectivehealthcare.ahrq.gov/sites/default/files/pdf/rapid-review-masks-prevention-covid-version-2.pdf
    December 01, 2021 - evaluated use of surgical masks within households with an influenza or influenzalike illness index case … 23,32,37,45) Cohort: n=667 Case-control: n=170 cases, 945 controls Direct Imprecise Moderate … 22 Cohort: n=411 Case-control: n=72 cases, 143 controls Direct Imprecise Moderate Consistent … • Cohort and case-control studies on effects of mask use and risk for prevention of COVID-19 (the … Risk factors for SARS infection among hospital healthcare workers in Beijing: a case control study.

45. AHRQ Slide Template 2009 (ppt file)
    effectivehealthcare.ahrq.gov/sites/default/files/related_files/selecting-evidence.ppt
    January 01, 2010 - In case-control studies, selection bias may occur if the selection of cases and controls is based on … Case reports and case series are hypothesis generating. … For example, case reports and case series are hypothesis generating rather than hypothesis testing. … Case reports, case series, and postmarketing surveillance studies may be useful for some reviews, such … as in the case of new medications for which sufficient harms data are unavailable.

46. AHRQ Slide Template 2009 (ppt file)
    effectivehealthcare.ahrq.gov/sites/default/files/selecting-evidence.ppt
    January 01, 2010 - In case-control studies, selection bias may occur if the selection of cases and controls is based on … Case reports and case series are hypothesis generating. … For example, case reports and case series are hypothesis generating rather than hypothesis testing. … Case reports, case series, and postmarketing surveillance studies may be useful for some reviews, such … as in the case of new medications for which sufficient harms data are unavailable.

47. Research White Paper Managing Missing Data in Patient Registries Addendum Registries for Evaluating Patient Outcomes Third Edition (pdf file)
    effectivehealthcare.ahrq.gov/sites/default/files/wysiwyg/missing-data-registries-guide-3rd-ed-addendum-white-paper.pdf
    February 01, 2018 - ...................................................................................... 8 Complete Case … Complete Case Analysis The complete case analysis strategy restricts the analysis to patients with … In the former case (changed telephone number) then a complete case analysis is likely to be unbiased … In either case, the precision of the estimates from a complete case analysis will be reduced due to … One case where single imputation may be more appropriate is when dates are partially missing.

48. Surveillance Report: Masks for Prevention of COVID-19 in Community and Healthcare Settings (pdf file)
    effectivehealthcare.ahrq.gov/sites/default/files/pdf/masks-prevention-covid-surveillance-report.pdf
    July 17, 2020 - The new study was a retrospective cohort study of 124 households with an index SARS- CoV-2 case and 355 … contacts.1 Households in which masks were used by at least one family member (including the index case … ) prior to the development of symptoms by the index case were associated with decreased risk of incident … There was no association between mask use after illness onset in the index case and risk of SARS-CoV … rather than exposed individuals) as the unit of analysis and did not analyze mask use by the index case

49. Pharmacotherapy for Adults With Alcohol-Use Disorders in Outpatient Settings: Systematic Review Update (pdf file)
    effectivehealthcare.ahrq.gov/sites/default/files/product/pdf/alcohol-pharma-final-protocol.pdf
    January 01, 2023 - Case series Case reports Nonsystematic reviews Editorials Letters to the editor Studies with historical … report"[tw] OR "case reports"[tw] OR "case series"[tw] OR "comment"[pt] OR "comment on"[All Fields] … report":ti,ab,kw OR "case reports":ti,ab,kw OR "case series":ti,ab,kw OR comment:pt OR "comment on … report" OR "case reports" OR "case series" OR PT comment OR "comment on" OR PT congress OR PT dictionary … report' OR 'case reports' OR 'case series' OR term:it OR 'comment on' OR rats OR cow OR cows OR chicken

50. Community Forum Deliberative Methods Demonstration: Evaluating Effectiveness and Eliciting Public Views on Use of Evidence--Executive Summary (pdf file)
    effectivehealthcare.ahrq.gov/sites/default/files/related_files/deliberative-methods-demonstration-executive-131125.pdf
    November 01, 2013 - All methods used the case study on comparing hospital quality, and two methods used additional case … Participants discussed the hospital quality case study. … to discuss the hospital quality case study. … All five case studies were used. … methods, which received between one and five case studies).

51. 8 (pdf file)
    effectivehealthcare.ahrq.gov/sites/default/files/pdf/methods-guidance-harms_methods.pdf
    November 01, 2008 - Case reports and postmarketing surveillance. … About 30 percent of the primary published literature on adverse drug events is in the form of case … For other topics, CER authors may consider their inclusion on a case-by-case basis. … A critical guide to case series reports. … Case reports of suspected adverse drug reactions—systematic literature survey of follow-up.

52. 8 (pdf file)
    effectivehealthcare.ahrq.gov/sites/default/files/methodsguide_chou_assessing_harms_when_comparing.pdf
    November 01, 2008 - Case reports and postmarketing surveillance. … About 30 percent of the primary published literature on adverse drug events is in the form of case … For other topics, CER authors may consider their inclusion on a case-by-case basis. … A critical guide to case series reports. … Case reports of suspected adverse drug reactions—systematic literature survey of follow-up.

53. Community-Engaged Evidence Synthesis To Inform Public Health Policy and Clinical Practice: a Case Study | Effective Health Care (EHC) Program
    effectivehealthcare.ahrq.gov/products/grant-manuscripts/community-engaged-abstract

54. Microsoft Word - Comparative_Effectiveness_Research_Review_Disposition_of_Comments_Report_Final_120710_refs_delinked1.docx (pdf file)
    effectivehealthcare.ahrq.gov/sites/default/files/related_files/autism_disposition-comments.pdf
    November 01, 2010 - Case reports and case series can have rigorous evaluation of pre- and post- measures, as well as strong … Case reports and case series can have rigorous evaluation of pre- and post- measures, as well as strong … Those types of studies are not uncontrolled "observational studies," "case studies," or "case series … Case reports and case series can have rigorous evaluation of pre- and post- measures, as well as strong … By admitting "case study and case-control designs" but excluding all "behavioral studies with sample

55. chronic-fatigue-protocol (pdf file)
    effectivehealthcare.ahrq.gov/sites/default/files/pdf/chronic-fatigue_research-protocol.pdf
    May 01, 2014 - The prevalence of ME/CFS is also difficult to estimate given the uncertainty of the case definition. … Groups With Case Definitions of ME/CFS ME/CFS Definition Statements CDC Fukuda et al., 19942 … For all KQs we will exclude uncontrolled observational studies, case control studies, case series, … and case reports. … Chronic fatigue syndrome: a working case definition. Ann Intern Med. 1988;108(3).

56. Work Plan for Methods Research on (pdf file)
    effectivehealthcare.ahrq.gov/sites/default/files/pdf/study-design-classification_research.pdf
    December 01, 2010 - , cross-sectional), and descriptive (case series, case reports). … N Y Case control study Nested Case control study Non-concurrent cohort study N Y … Retrospective case control study Nested case control study Controlled before-after study N … Cross- sectional study Case series Case report RCT Did investigators assign intervention ( … Case Series Case series aggregate individual cases in one report.

57. Disposition of Comments: CER 234 Management of Primary Headaches in Pregnancy (pdf file)
    effectivehealthcare.ahrq.gov/sites/default/files/related_files/cer-234-headaches-pregnancy-revised-comments.pdf
    November 12, 2020 - designs to all the summary tables, and which quality tools were used for single group studies and case … reviews of harms) appear together in the same section for each intervention and that we summarize the case … The reviewers also suggested removing the case reports from the Structured Abstract.

58. Autism-Adolescents Surveillance (pdf file)
    effectivehealthcare.ahrq.gov/sites/default/files/related_files/autism-adolescents_surveillance.pdf
    July 01, 2014 - In this case, full-text review and data abstraction may be needed to more clearly classify a signal … Brief report: retrospective case series of oxcarbazepine for irritability/agitation symptoms in autism … SOE Insufficient: • Behavioral Interventions, 1 poor quality case series • Medical Interventions, … • Allied Health Interventions, 2 studies One fair quality RCT and 1 poor quality case series. … SOE Insufficient: • Behavioral Interventions, 1 poor quality case series • Medical Interventions,

59. Case Study Comparing Bayesian and Frequentist Approaches for Multiple Treatment Comparisons | Effective Health Care (EHC) Program
    effectivehealthcare.ahrq.gov/products/indirect-comparisons/research

60. Research Protocol: Breast Reconstruction After Mastectomy (pdf file)
    effectivehealthcare.ahrq.gov/sites/default/files/pdf/breast-reconstruction-mastectomy-protocol.pdf
    April 09, 2020 - reports and series of individually-reported case reports Page 6 of 24 Key Question … reports and series of individually-reported case reports Key Question 5 (Use of Human ADM) … reports and series of individually-reported case reports Key Question 6 (Different Flap Types … reports and series of individually-reported case reports Page 15 of 24 III. … A case-control study of prosthetic implants and selected chronic diseases in Medicare claims data.