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Table 3 Results of the lesion-level analysis

From: AI-based detection of contrast-enhancing MRI lesions in patients with multiple sclerosis

 

True positive CE lesions (n = 37)

False negative CE lesions (n = 46)

p value

Location

 (Juxta)Cortical

9

4

0.020*

 Periventricular

10

13

 

 Infratentorial

1

11

 

 Subcortical

17

18

 

Shape

 Ring enhancement

13

7

0.093

 Punctual/filled

19

33

 

 Linear

5

6

 

Diameter

 Mean; std

5.67; 2.09

3.52; 1.45

0.001*

aCNR

 Mean; std

20.37; 13.86

6.26; 17.02

0.001*

  1. Variables describing true positive and false negative CE lesions are shown
  2. CE, contrast-enhancing; std, standard deviation; aCNR, apparent contrast-to-noise ratio
  3. *Indicates statistical significance (p < 0.05)