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. 2010 Jul 1;4(4):893–902. doi: 10.1177/193229681000400418

Table 10.

Percentage of Results Blood Glucose ≤90, 91-150, and >150 mg/dl of Calculator Versus Bolus Guide for Meals A-H Averaged for Carbohydrate Estimation Error Coefficients of Variation of 0%, 10%, 20%, 30%, 40%, and 50% and Blood Glucose Measurements Error Coefficients of Variation of 0% and 10% over the Entire Range of Insulin-to-Carbohydrate Ratio, Insulin Sensitivity Factor, and Target Blood Glucose Range of 90-150 mg/dl According to Normal and Gamma Carbohydrate Estimation Error Distribution around the Estimated Mean and True Carbohydrate Value

Normal Gamma
Around TC Around estimated carbohydrate Around TC Around estimated carbohydrate
≤90 mg/dl 91-150 mg/dl >150 mg/dl ≤90 mg/dl 91-150 mg/dl >150 mg/dl ≤90 mg/dl 91-150 mg/dl >150 mg/dl ≤90 mg/dl 91-150 mg/dl >150 mg/dl
Calculator 35. 9% 34.0% 30.1% 22.4% 27.7% 49.9% 33.4% 34.3% 32.3% 21.2% 27.6% 51.2%
Bolus guide 27.7% 39.5% 32.8% 16.1% 29.3% 54.7% 25.5% 39.3% 35.2% 15.1% 28.8% 56.1%
Difference -8.2% 5.5% 2.7% -6.3% 1.6% 4.8% -7.9% 5.0% 2.9% -6.1% 1.2% 4.9%