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BOX 14-1 Uses of Dietary Reference Intakes for Healthy Individuals and Groups

Type of Use

For an Individuala

For a Groupb

Assessment

EAR: use to examine the

EAR: use to estimate the probability that usual prevalence of inadequate intakes intake is inadequate. within a group.

 

RDA: usual intake at or above this level has a low probability of inadequacy.

RDA: do not use to assess intakes of groups.

AIc: usual intake at or above this level has a low probability of inadequacy.

AIc: mean usual intake at or above this level implies a low prevalence of inadequate intakes.

UL: usual intake above this level may place an individual at risk of adverse effects from excessive nutrient intake.

UL: use to estimate the percentage of the population at potential risk of adverse effects from excess nutrient intake.

Planning

RDA: aim for this intake.

EAR: use to plan an intake distribution with a low prevalence of inadequate intakes.

 

AIc: aim for this intake.

AIc: use to plan mean intakes.

UL: use as a guide to limit intake; chronic intake of higher amounts may increase the potential risk of adverse effects.

UL: use to plan intake distributions with a low prevalence of intakes potentially at risk of adverse effects.

RDA = Recommended Dietary Allowance

EAR = Estimated Average Requirement

AI = Adequate Intake

UL = Tolerable Upper Level

a Evaluation of true status requires clinical, biochemical, and anthropometric data.



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