33
experienced stress*
1
. In addition, if you have eaten recently, the blood glucose level from a finger
stick can be up to 70 mg/dL (3.9 mmol/L) higher than blood drawn from a vein (venous sample) used
for a lab test*
2
. Therefore, it is best to fast for eight hours before doing comparison tests. Factors such
as the amount of red blood cells in the blood (a high or low hematocrit) or the loss of body fluid
(severe dehydration) may also cause a meter result to be different from a laboratory result.
REFERENCE :
1: Surwit, R.S., and Feinglos,M.N.: Diabetes Forecast (1988),April, 49-51.
2: Sacks,D.B.: „Carbohydrates. „ Burtis, C.A.,and Ashwood, E.R.( ed.), TietzTextbook of Clinical
Chemistry.Philadelphia:W.B. Saunders Company (1994), 959.
Summary of Contents for KNOW SUGAR
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