Table 1.

Criteria used to calculate carbohydrate quality index (CQI).

Components of CQI	Score Range	Criteria for Minimum Score	Criteria for Maximum Score
Glycemic index	1–5	Highest quintile of glycemic index	Lowest quintile of glycemic index
Dietary fiber intake (g/d)	1–5	Lowest quintile of dietary fiber intake	Highest quintile of dietary fiber intake
Ratio of whole grain/total grain	1–5	Lowest quintile of the ratio	Highest quintile of the ratio
Ratio of solid carbohydrates/total (solid + liquid) carbohydrates	1–5	Lowest quintile of the ratio	Highest quintile of the ratio
Total index	4–20