Table 3 Correlation between tissue electrical parameters and oral mucositis.

From: Local tissue electrical parameters predict oral mucositis in HNSCC patients: A diagnostic accuracy double-blind, randomized controlled trial

TEP

Clinical Diagnose

Cutoff

Pearson test

p-value

Impedance module

Oral mucositis

13.15

>13.15

  
 

Yes

9

53

  
 

No

44

29

29.437

0.0001

Resistance

Oral mucositis

13

>13

  
 

Yes

14

48

  
 

No

52

21

31.759

0.0001

Reactance

Oral mucositis

4

>4

  
 

Yes

30

32

  
 

No

68

5

33.765

0.0001

Phase angle

Oral mucositis

12

>12

  
 

Yes

27

35

  
 

No

63

10

25.576

0.0001

Capacitance

Oral mucositis

6.37E-07

>6.37E-07

  
 

Yes

36

26

  
 

No

6

67

49.097

0.0001

Impedance module

Oral mucositis grade

13.15

>13.15

  
 

0

44

23

  
 

2

8

49

  
 

3

1

9

  
 

4

0

1

39.045

0.0001

Resistance

Oral mucositis grade

13

>13

  
 

0

52

15

  
 

2

13

44

  
 

3

1

9

  
 

4

0

1

44.648

0.0001

Reactance

Oral mucositis grade

4

>4

  
 

0

65

2

  
 

2

27

30

  
 

3

6

4

  
 

4

0

1

41.760

0.0001

Phase angle

Oral mucositis grade

12

>12

  
 

0

61

6

  
 

2

24

33

  
 

3

5

5

  
 

4

0

1

36.642

0.0001

Capacitance

Oral mucositis grade

6.37E-07

>6.37E-07

..

 
 

0

37

30

  
 

2

5

52

  
 

3

0

10

  
 

4

0

1

50.971

0.0001

  1. Significant p values are in bold. Tissue Electrical Parameter (TEPs). All TEPs (Impedance module, Resistance, Reactance, Phase angle, Capacitance) were associated with the development of oral mucositis (OM) and the worse grade of OM.