Skip to main content

Table 4 Univariate analysis and area under the receiver operating characteristic curve (ROC–AUC) of nerve parameters

From: Diagnostic accuracy of quantitative neuromuscular ultrasound for the diagnosis of intensive care unit-acquired weakness: a cross-sectional observational study

  No ICU-AW ICU-AW P value ROC–AUC (95% CI)
Median nerve
 CSA wrist [mean mm2 (SD)] 10.7 (3.5) 8.9 (2.1) 0.020* 66.7 (53.6–79.9)
 CSA proximal [mean mm2 (SD)] 7.3 (1.8) 7.6 (1.7) 0.445 52.5 (38.6–66.4)
 Thickness proximal [mean mm (SD)] 2.4 (0.4) 2.4 (0.4) 0.977 51.0 (37.2–65.2)
 Intraneural vascularization proximal (%)a 6 (20.0) 10 (25.6) 0.793  
Peroneal nerve
 CSA fibular head [mean mm2 (SD)] 10.8 (3.5) 11.7 (5.0) 0.504 53.1 (35.6–70.7)
 CSA knee fold [mean mm2(SD)] 8.2 (3.3) 8.2 (3.0) 0.999 52.4 (36.9–67.9)
 Thickness knee fold [mean mm (SD)] 2.2 (0.4) 2.3 (0.4) 0.505 54.6 (38.9–70.2)
 Intraneural vascularization proximal (%)a 3 (12.0) 4 (14.3) 1.000  
  1. P < 0.05
  2. aIn transversal or longitudinal plane