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1. Screening for Syphilis: Updated Evidence Report and Systematic Review for the USPSTF (pdf file)
   www.uspreventiveservicestaskforce.org/home/getfilebytoken/TzddJozNQQZYmTohr64wMz
   June 07, 2016 - : 3 092 938 RPR screening samples: 2 055 913 EIA screening samples: 1 037 025 August 2005-July 2008 … submitted as blood donor screening (0.46% of RPR screening samples) (1.98% of EIA screening samples) … 0.59% of samples screened positive, and 0.46% of samples were confirmed positive 2.24% of samples … These samples represented 1 case of newly diagnosed neurosyphilis, and 3 patients whose serum samples … Fifteen of 1000 (1.5%) samples tested positive by MFI screening; 11/15 samples would not have been detected

2. Archived: Evidence Summary: Syphilis Infection in Nonpregnant Adults and Adolescents: Screening | United States Preventive Services Taskforce
   www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary/syphilis-infection-in-nonpregnant-adults-and-adolescents-june-2016
   June 07, 2016 - All 4 samples that tested positive were positive with both testing methods. … : 3,092,938 RPR screening samples: 2,055,913 EIA screening samples: 1,037,025 August 2005 … submitted as blood donor screening (0.46% of RPR screening samples) (1.98% of EIA screening samples) … 0.59% of samples screened positive, and 0.46% of samples were confirmed positive 2.24% of samples … These samples represented 1 case of newly diagnosed neurosyphilis, and 3 patients whose serum samples

3. Appropriate Collection of Microbiological Specimens | Agency for Healthcare Research and Quality
   www.ahrq.gov/antibiotic-use/long-term-care/improve/collection.html
   June 01, 2021 - Detail procedures for collecting urine and respiratory samples from nursing home residents​. … Describe strategies that reduce the risk of collecting contaminated microbiologic samples.

4. Electronic patient identification for sample labeling reduces wrong blood in tube errors. | PSNet
   psnet.ahrq.gov/issue/electronic-patient-identification-sample-labeling-reduces-wrong-blood-tube-errors
   September 20, 2012 - Investigators found that use of barcoding improved the accuracy of labels on blood samples and samples … The authors conclude that the results support the use of barcoding and the exclusion of blood samples

5. 2012 CAHPS Clinician & Group Survey Database Chartbook (pdf file)
   www.ahrq.gov/sites/default/files/wysiwyg/cahps/cahps-database/2013_hp-chartbook.pdf
   January 01, 2013 - Survey Respondents and Health Plan Samples: 2011 and 2013........................ 4 Appendixes About … Survey Respondents and Health Plan Samples by State: 2011 and 2013 Appendix D. … The number of health plan samples is indicated in parentheses. Table 3-1. … Survey Respondents and Health Plan Samples by State: 2011 and 2013 Table C-1 and Table C-2 show data … Survey Respondents and Health Plan Samples by State: 2011 and 2013 Table C-1 and Table C-2 show data

6. 2012 Chartbook: What Patients Say About Their Health Care Providers and Clinics (pdf file)
   www.ahrq.gov/sites/default/files/wysiwyg/cahps/surveys-guidance/hp/compare/CAHPS-Database-2013-HP-Chartbook.pdf
   January 01, 2013 - Survey Respondents and Health Plan Samples: 2011 and 2013........................ 4 Appendixes About … Survey Respondents and Health Plan Samples by State: 2011 and 2013 Appendix D. … Table 3-1 presents the number of Medicaid, CHIP, and Medicare survey respondents and health plan samples … The number of health plan samples is indicated in parentheses. Table 3-1. … Survey Respondents and Health Plan Samples by State: 2011 and 2013 Table C-1 and Table C-2 show data

7. 2014 CAHPS Health Plan Survey Database Chartbook (pdf file)
   www.ahrq.gov/sites/default/files/wysiwyg/cahps/cahps-database/2014_hp-chartbook.pdf
   January 01, 2014 - Survey Respondents and Health Plan Samples: 2013 and 2014 .......................... 7 Appendixes … Survey Respondents and Health Plan Samples by State: 2013 and 2014 Appendix D. … The number of health plan samples is indicated in parentheses. Table 3-1. … Survey Respondents and Health Plan Samples by State: 2013 and 2014 Table C-1 and Table C-2 show data … Survey Respondents and Health Plan Samples by State: 2013 and 2014 Appendix D.

8. 2014 CAHPS Health Plan Survey Database Chartbook (pdf file)
   www.ahrq.gov/sites/default/files/wysiwyg/cahps/cahps-database/about/2014cahpshealthplanchartbook.pdf
   October 01, 2014 - Survey Respondents and Health Plan Samples: 2013 and 2014 .......................... 7 Appendixes … Survey Respondents and Health Plan Samples by State: 2013 and 2014 Appendix D. … Table 3-1 presents the number of Medicaid, CHIP, and Medicare survey respondents and health plan samples … The number of health plan samples is indicated in parentheses. Table 3-1. … Survey Respondents and Health Plan Samples by State: 2013 and 2014 Table C-1 and Table C-2 show data

9. Summary (pdf file)
   hcup-us.ahrq.gov/reports/methods/KIDComp1997Final.pdf
   March 16, 2001 - Significant differences between the KID and NHDS samples are shown in . … The NIS and NHDS estimates were based on samples, so two-sample t-tests were used. … The KID and NHDS samples record race/ethnicity in different ways. … The two samples are of radically different sizes. … Table 24 compares the sample sizes of the two samples by patient categories.

10. Kid 1997 Comparison (pdf file)
    hcup-us.ahrq.gov/db/nation/kid/reports/KID_1997_Comparison.pdf
    January 01, 1997 - Significant differences between the KID and NHDS samples are shown in Table 3. … The NIS and NHDS estimates were based on samples, so two-sample t-tests were used. … The KID and NHDS samples record race/ethnicity in different ways. … The two samples are of radically different sizes. … Table 24 compares the sample sizes of the two samples by patient categories.

11. 2015 CAHPS Health Plan Survey Database Chartbook (pdf file)
    www.ahrq.gov/sites/default/files/wysiwyg/cahps/cahps-database/2015_hp-chartbook.pdf
    January 01, 2015 - Survey Respondents and Health Plan Samples: 2015 and 2014........................ 11 Figures Figure … The number of health plan samples is indicated in parentheses. Table 3-1. … Survey Respondents and Health Plan Samples: 2015 and 2014 Year (CAHPS Version) Medicaid Medicaid … The total number of respondents is presented by population, with the number of health plan samples in … Survey Respondents and Health Plan Samples by State: 2015 and 2014 Table C-1 and Table C-2 show data

12. Pre-analytical pitfalls: Missing and mislabeled specimens | PSNet
    psnet.ahrq.gov/web-mm/pre-analytical-pitfalls-missing-and-mislabeled-specimens
    April 18, 2018 - The samples were dropped off at the central laboratory receiving window where the time/date of receipt … Upon arrival at the satellite facility, samples are logged and accessioned for testing at their respective … As per routine procedure, the Clinical Laboratory immediately sequestered all samples related to the … The frequency of lost samples reflects the challenges faced by hospital laboratories. … Blood bank safety practices: Mislabeled samples and wrong blood in tube – a Q-Probes analysis of 122

13. AHRQ National Scorecard on Hospital-Acquired Conditions: Final Results for 2014 Through 2017 (pdf file)
    www.ahrq.gov/sites/default/files/wysiwyg/professionals/quality-patient-safety/pfp/Updated-hacreportFInal2017data.pdf
    July 01, 2020 - Appendix 3 describes changes in the samples used for the 2014–2017 analyses, compared with the 2010– … • Sum the estimates for each of the five samples for each measure to produce an estimate for each … Therefore, from 2010 through 2014, nearly all IPPS hospitals submitted data to CMS on random samples … had been erroneously included in these samples previously. … Removing these charts from the 2015 and 2016 global samples resulted in lower HAC rates.

14. Evidence Summary: Chlamydia and Gonorrhea: Screening | United States Preventive Services Taskforce
    www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary/chlamydia-and-gonorrhea-screening
    September 14, 2021 - Sensitivity of gonococcal testing was 89% or greater for all anatomical samples. … samples. 29 , 34 An additional study reported sensitivities of 56% for clinician-collected samples … and 52% for self-collected samples using a different study methodology. 37 One study compared clinician … - and self-collected vaginal samples for diagnosis of gonorrhea infection in females (eTable 8 in the … The “3 in 1” study: pooling self-taken pharyngeal, urethral, and rectal samples into a single sample

15. AHRQ Public Access Policy | Agency for Healthcare Research and Quality
    www.ahrq.gov/funding/policies/publicaccess/policy.html
    December 01, 2024 - grants and research contracts to include a DMP for managing, storing and disseminating the primary data, samples … grants and research contracts to include a DMP for managing, storing and disseminating the primary data, samples

16. Evidence Summary: Syphilis Infection in Pregnant Women: Screening | United States Preventive Services Taskforce
    www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary/syphilis-infection-in-pregnancy-screening
    September 04, 2018 - false-negative response from high antibody titer) with rapid plasma reagin screening using undiluted samples … Reflex testing with FTA-ABS; recombinant IgG and IgM immunoblot used for confirmation of discordant samples … using serum diluted to 1:32 Reflex testing of TPPA+ samples with CIA NR 4/139 (2.9) (prozone … Reflex testing with FTA-ABS; recombinant IgG and IgM immunoblot used for confirmation of discordant samples … not applicable; NR, not reported; RPR, rapid plasma reagin; S/CO, ratio of optical density value of samples

17. AHRQ National Scorecard on Hospital-Acquired Conditions: Updated Baseline Rates and Preliminary Results 2014-2017 (pdf file)
    www.ahrq.gov/sites/default/files/wysiwyg/professionals/quality-patient-safety/pfp/hacreport-2019.pdf
    January 01, 2019 - Appendix 4 describes changes in the samples used for the 2014–2017 analyses, compared with the 2010– … • Sum the estimates for each of the five samples for each measure to produce an estimate for each of … Therefore, from 2010 through 2014, nearly all IPPS hospitals submitted data to CMS on random samples … had been erroneously included in these samples previously. … Removing these charts from the 2015 and 2016 global samples resulted in lower HAC rates.

18. Draft Research Plan: Cervical Cancer: Screening | United States Preventive Services Taskforce
    www.uspreventiveservicestaskforce.org/uspstf/document/draft-research-plan/cervical-cancer-screening-adults-adolescents
    October 28, 2021 - What is the test accuracy of and adherence to self-collected high-risk HPV vaginal samples? … In combination with cytology (cotesting) Mode of collection: Self- or clinician-collected hrHPV samples … sexually transmitted infection clinics, family planning clinics), or any setting for self-collection of samples

19. A Fatal Twist in Pseudohyperkalemia | PSNet
    psnet.ahrq.gov/web-mm/fatal-twist-pseudohyperkalemia
    February 10, 2021 - is common, contributing to approximately 40% of all laboratory errors and affecting up to 12% of all samples … , intravascular hemolysis) or non-biological conditions during the collection and handling of blood samples … one retrospective study, the mean difference in potassium concentration between in vitro hemolyzed samples … and non-hemolyzed samples was 1.9 mmol/L, with a minimum and maximum difference of 0.7 and 4.6 mmol/ … be unable to detect hemolysis. 3 Increasing awareness of spurious results due to hemolysis: If lab samples

20. Final Research Plan: Cervical Cancer: Screening | United States Preventive Services Taskforce
    www.uspreventiveservicestaskforce.org/uspstf/document/final-research-plan/cervical-cancer-screening-adults-adolescents
    March 17, 2022 - What is the test accuracy of and adherence to self-collected high-risk HPV vaginal samples? … Specimen type: Cervical, vaginal, or urine Mode of collection: Self- or clinician-collected hrHPV samples … sexually transmitted infection clinics, or family planning clinics), or any setting for self-collection of samples