Skip to main content

Table 4 The AUC area of ROC curve

From: The correlation between skeletal muscle index of the L3 vertebral body and malnutrition in patients with advanced lung cancer

Factors

AUC Area

95% CI of AUC Area

L3 SMI

0.958

0.915 ~ 1.000

PA

0.697

0.569 ~ 0.826

BMI

0.500

0.340 ~ 0.659

NLR

0.384

0.242 ~ 0.525

PLR

0.357

0.217 ~ 0.497

PhA

0.821

0.706 ~ 0.935

Age

0.361

0.211 ~ 0.511

  1. Taking PG-SGA ≥ 3 points as the cut-off point for diagnosing malnutrition
  2. PLR platelet-to-lymphocyte ratio, NLR neutrophil to lymphocyte ratio, L3 SMI the third lumbar vertebra skeletal muscle index, BMI body mass index, PhA phase angle, PA prealbumin