Only 22% of patients could determine the amount of net carbohydrates in 2 slices of low-carb bread, and only 23% could determine the amount of net carbohydrates in a serving of low-carb spaghetti.

只有22%的病人能够确定食用2片低碳水化合物面包所摄取的碳水化合物的量，只有23%的病人能够确定食用一份低碳水化合物硬面包圈后的净碳水化合物摄入量。

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