Table 6 Spearman’s ρ correlation coefficient between sensors and liver function tests.

From: Breath-print analysis by e-nose for classifying and monitoring chronic liver disease: a proof-of-concept study

 

T = 50 °C

T = 100 °C

T = 150 °C

T = 200 °C

Bilirubin

Albumin

INR

Bilirubin

Albumin

INR

Bilirubin

Albumin

INR

Bilirubin

Albumin

INR

ρ

p

ρ

p

ρ

P

ρ

p

ρ

p

ρ

p

ρ

p

ρ

p

ρ

p

ρ

p

ρ

p

ρ

p

Sens 1

−0.5

<0.01

ns

−0.4

<0.01

−0.5

<0.01

ns

−0.4

<0.01

−0.4

<0.01

ns

−0.3

<0.01

−0.4

<0.01

ns

−0.3

0.02

Sens 2

ns

ns

Ns

−0.3

0.01

ns

−0.3

0.04

−0.3

<0.01

0.4

<0.01

−0.3

0.01

−0.4

<0.01

ns

−0.3

0.03

Sens 3

−0.4

<0.01

ns

−0.3

<0.01

−0.5

<0.01

ns

−0.4

<0.01

−0.5

<0.01

0.3

0.05

−0.4

<0.01

−0.5

<0.01

ns

−0.3

0.01

Sens 4

−0.4

<0.01

ns

−0.3

<0.01

−0.5

<0.01

ns

−0.4

<0.01

−0.5

<0.01

0.3

0.05

−0.3

0.01

−0.4

<0.01

ns

−0.3

0.03

Sens 5

−0.4

<0.01

ns

−0.3

<0.01

−0.5

<0.01

ns

−0.4

<0.01

−0.5

<0.01

0.3

0.04

−0.4

<0.01

−0.4

<0.01

0.3

0.04

−0.3

0.02

Sens 6

−0.3

<0.01

ns

Ns

−0.4

0.01

ns

−0.3

0.02

−0.2

0.02

ns

ns

−0.3

0.01

ns

ns

Sens 7

−0.5

<0.01

ns

−0.4

<0.01

−0.5

<0.01

ns

−0.3

0.01

−0.5

<0.01

ns

−0.3

<0.01

−0.4

<0.01

ns

ns

  1. INR, international normalized ratio.