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. Author manuscript; available in PMC: 2007 Sep 17.
Published in final edited form as: Diabetes Care. 2007 Jan;30(1):135–137. doi: 10.2337/dc06-0972

Table.

A1cNow and DCA2000 Accuracy for 32 Subjects

Comparison N* Median Difference Median Abs Diff Within±0.1 Within±0.3 Within±0.5
DCA2000 vs. Laboratory 32 +0.2 0.2 25% 84% 97%
A1cNow (subject) vs. Laboratory 55 0.0 0.4 15% 42% 69%
A1cNow (staff) vs. Laboratory 61 0.0 0.4 13% 41% 67%
A1cNow (pooled) vs. Laboratory 116 0.0 0.4 14% 41% 68%
2 Subject A1cNow Values 25 0.3 16% 56% 68%
2 Staff A1cNow Values 29 N/A 0.4 17% 45% 66%
*

Includes multiple pairs per subject. A1cNow value missing for 9 subject measurements and 3 clinic staff measurements.