Skip to main content

Table 8 Diagnostic accuracy (mean and 95% confidence interval) of the eRIC and fractional-order parameters in the detection of respiratory alterations in patients with work-related asthma

From: Combined forced oscillation and fractional-order modeling in patients with work-related asthma: a case–control study analyzing respiratory biomechanics and diagnostic accuracy

 

AUC

Se (%)

Sp (%)

Cut-off

eRIC

 R

0.514

0.384–0.643

74.2

55.4–88.1

41.9

24.5–60.9

≤ 2.87

 Rt

0.703

0.574–0.813

41.9

24.5–60.9

96.7

83.3–99.9

> 3.68

 Rp

0.838

0.734–0.942

67.7

48.6–83.3

96.8

83.3–99.9

> 0.80

 I

0.746

0.619–0.848

64.5

45.4–80.8

80.6

62.5–92.5

≤ 0.007

 C

0.747

0.621–0.849

58.0

39.1–75.5

93.5

78.6–99.2

≤ 0.01

FrOr

 G

0.729

0.602 to 0.856

74.19

55.4–88.1

58.06

39.1–75.5

> 13.53

 H

0.881

0.785–0.978

83.87

66.3–94.5

90.33

74.2–98.0

< 23.12

 η

0.970

0.915–1.000

96.77

83.3–99.9

96.77

83.3–99.9

> 0.658

  1. Values considered adequate are described in italic
  2. AUC: area under the receiver operator curve; Se: sensibility; Sp: specificity; eRIC: extended resistance–inertance–compliance model; FrOr: fractional order; R: central airway resistance; Rp: peripheral resistance; Rt: total resistance; I: pulmonary inertance; C: alveolar compliance; G: damping factor; H: elastance; η: hysteresivity coefficient