Welcome to the NGSP Web Site

The purpose of the NGSP is to standardize Hemoglobin A1c test results to those of the Diabetes Control and Complications Trial (DCCT) and United Kingdom Prospective Diabetes Study (UKPDS) which established the direct relationships between HbA1c levels and outcome risks in patients with diabetes.

2010 Consensus Statement on the Worldwide Standardization of HbA1c

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The Relationship Between HbA1c and Estimated Average Glucose (eAG)

More about the DCCT | More about the UKPDS

Interferences with HbA1c Measurements

Updated March 2012
Factors that can result in falsely elevated or lowered HbA1c results include hemoglobin variants and conditions which affect red cell lifespan. Read more...

CAP 2012 GH2a Summary Report

The summary report for the CAP 2012 GH2a proficiency survey is now available. Download...

Change in NGSP Criteria

New NGSP certification criteria will be implemented beginning with September 2012 certifications. Read more….

Manufacturer Forum at the AACC

The annual NGSP/IFCC Manufacturer Forum will be held during the 2012 AACC Annual Meeting in Los Angeles on Monday, July 16 from 10AM to 12PM in the The Westin Bonaventure Hotel, San Gabriel B & C. Please contact Randie Little, PhD (LittleR@missouri.edu) if you wish to attend.