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

Table 9.

Percentage of Results Blood Glucose ≤60, 61-200, and >200 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 Target Blood Glucose, Insulin-to-Carbohydrate Ratio, and Insulin Sensitivity Factor 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
≤60 mg/dl 61–200 mg/dl >200 mg/dl ≤60 mg/dl 61–200 mg/dl >200 mg/dl ≤60 mg/dl 61–200 mg/dl >200 mg/dl ≤60 mg/dl 61–200 mg/dl >200 mg/dl
Calculator 20.3% 66.2% 13.5% 12.5% 55.3% 32.3% 18.5% 67.1% 14.4% 11.8% 55.2% 33.0%
Bolus guide 17.0% 67.6% 15.4% 10.0% 54.9% 35.0% 15.5% 67.9% 16.6% 9.6% 54.6% 35.8%
Difference -3.3% 1.4% 1.9% -2.5% -0.4% 2.7% -3.0% 0.8% 2.2% -2.2% -0.6% 2.8%