足颈围：在足颈的最细部位。足颈围较小腿围小10厘米。
Sufficient neck circumference: in the finest place of sufficient neck. Lesser leg surrounds sufficient neck circumference small 10 centimeters.
目的探讨住院老年人上臂围和小腿围与其他营养学指标的关系、上臂围和小腿围对营养不良的诊断界值，进一步验证它们在营养评估中的重要性。
Objective To explore the relationship between the upper arm and calf circumferences and other nutrition indices, and the role of the twos circumferences in nutrition assessment for elderly patients.
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