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Analytes/procedures in bold type are regulated for proficiency testing by the Centers for Medicare & Medicaid Services (CMS).

Analyte Challenges per Shipment Number of Shipments
Alpha‑fetoprotein (AFP) 5 Three shipments per year
Cortisol 5
Ferritin 5
Folate, serum 5
Human chorionic gonadotropin (hCG), quantitative 5
Immunoglobulin E (IgE) 5
Prostate-specific antigen, total (PSA) 5
p2PSA 5
Prostate-specific antigen, complexed (cPSA) 5
Prostate-specific antigen, free (free PSA) 5
Prostatic acid phosphatase (PAP) 5
Triiodothyronine (T3), free 5
Triiodothyronine (T3), total 5
T3 uptake and related tests 5
Thyroxine (T4), free 5
Thyroxine (T4), total 5
Thyroid‑stimulating hormone (TSH) 5
Vitamin B12 5

Improve the reliability of your patient results with CAP Survey Validated Materials

Use the same material that is sent in the Surveys program to:

  • Identify and troubleshoot instrument / method problems
  • Correlate results with other laboratories or instruments
  • Document correlation of problems identified in Surveys
  • Utilize material with confirmed results as an alternative external quality control
  • Identify potential proficiency testing failures
Each laboratory receives a Survey Participant Summary, which includes readily available results

Program Information

  • Five 5.0‑mL liquid serum specimens

Shipping Schedule

  • Shipment A: April 4
  • Shipment B: July 18
  • Shipment C: November 7