PEPconnect

PEPFAR Quality Control and Method Validation Activity 2: Part 2

In this activity, participants will demonstrate the foundational principles of statistical QC (SQC).

Note: Any reference to page numbers in the video may not correlate with supporting documents as documents may have been updated.

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Single 90 • Ruler Ruler Ruler calibration, and changes or errors in thi calibration, and changes or errors in ty calibration, and changes or errors in ti calibration, and changes or errors in t :ontrol X-axis ontrol ontrol 70 Variation deviatic ua ontrol deviation of PAS demonstrate with the next data 70 Population population dev 70 80 Single Y-axis Variation Where Standard Varilation X-axis does Standard 0000 Population 80 Standard deviation (SD) 40 70 70 St point if the system is stable or Working in groups at v IOO same 80 PATIENT ua Xi = individual value distribution your table: — used to measure dispersion/scattering of a group of error 70 n = number of individual values = sum (of the differences) demonstration, create a What will you need? 90 80 — primary indicator of precision Gaussian Xi = individual value X-axis Y-axis • Worksheet 2: Observed Mean ("pink circles" ) in the system, with the class class X = mean of individual values Y-axis measure of random error ( error in any direction) 90 wHeRe WHERE pencil We Are we ARE i, SD orSD WE ARE n = number of individual walue$ we ARE WC we WHERE wr Single WHERE WHERE we ARE calc uali O, WC • Ruler we AR' WHERE WE ARE We Are 3. mean meas wHeRe WE ARE ARE WHERE we ARE WHERE WC ARA we Age we ARE we 22 WHERE We Are we Wr ARE Y-axis X-axis (time of collection ) X-axis Quality calc uali WHERE WC WHERE WF ARe calibration, and changes or errors in the analytical process calibration, and changes or errors in ty 24 20 40 120 18 12 WC Bias meas WHERE ARE WHERE we WE rxprcr WHERE we WHERE WE ARE We Are WC ARC 25 20 WC WHERE we ARE WHERE WE cxpecr ro We Are we WHERE 7e WC ARE we ARC WC A Re WHERE WE ARE WHERE

  • Gaussian
  • Key
  • distribution
  • SQC
  • statistical QC
  • accuracy
  • precision
  • imprecision
  • inherent imprecision
  • single population
  • mean
  • bias
  • analyte
  • SD
  • standard deviation
  • gaussian distribution
  • quality control
  • alerts
  • monitors
  • SE
  • RE
  • total error