Skip to main content

Table 3 Receiver operating characteristics analysis of parameters for the prediction of a positive appendectomy

From: Delta neutrophil index as an early predictor of acute appendicitis and acute complicated appendicitis in adults

 

AUC (95% CI)

Criterion

Sensitivity (95% CI)

Specificity (95% CI)

p

Age

0.592 (0.540–0.644)

>44

31.5 (27.9–35.4)

88.6 (73.3–96.8)

<0.001

WBC (cells/mL)

0.682 (0.422–0.817)

>10,500

70.9 (67.1–74.5)

65.7 (47.8–80.9)

<0.001

NLR

0.723 (0.687–0.757)

>5.7

57.2 (53.2–61.2)

80.0 (63.1–91.6)

<0.001

LMR

0.696 (0.659–0.731)

≤3.57

57.6 (53.5–61.5)

77.1 (59.9–89.6)

<0.001

PLR

0.648 (0.610–0.685)

>178.61

38.1 (34.2–42.0)

85.7 (69.7–95.2)

0.003

DNI (%)

0.709 (0.672–0.744)

>0.2

59.8 (55.8–63.7)

77.1 (59.9–89.6)

<0.001