A positive correlation were found between IDWG% and triceps skinfold thickness, arm muscle area, body mass index, Kt/V, nPCR, Physical Components Scale and Mental Component Scale.

• IDWG %25与患者的三角肌皮褶厚度、上臂肌肉面积、体重指数、Kt/V、nPCR、SF - 36体能综合评分、SF - 36精神综合评分呈正相关 ;