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RE: [IP] Humalog and question

Sam [mailto:email @ redacted] wrote:

> You have to be careful about taking your meter readings too 
> literally, 
> especially at the extreme ends of their scales. Most meters 
> can be off 
> considerably, especially at very high or very low readings. 
> You may want to 
> check with your meter company for more information about 
> their acceptable 
> ranges. However, it could easily be off by 20 points.

To reinforce this, the precision standards for meters (approximately +/-
20%) apply specifically in the range of the calibration/test solutions.  The
error rate tends to increase as glucose concentration differs from this
level.  IOW, the error rate forms a 'U' shaped curve around the calibration

Jim Handsfield, PhD, MPH
Centers for Disease Control and Prevention
email @ redacted
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