Table 4 Comparison of the two imaging modalities regarding the primary and secondary outcomes. N, number of patients; n, number of lesions (in case of multiple salivary diseases in a given patient); IG, intraglandular

Identification of a salivary disease

     Normal examination, N (%)

     Abnormal examination, N (%)

20/46 (43.5)

26/46 (56.5)

20/46 (43.5)

26/46 (56.5)

16/46 (34.8)

22/46 (47.8)

0.83

Type of salivary disease

     Sialolithiasis, N (%)

     Stenosis, N (%)

     Dilatation, N (%)

20/24 (83.3)

5/9 (55.6)

19/25 (76.0)

22/24 (91.7)

5/9 (55.6)

23/25 (92.0)

18/24 (75.0)

1/9 (11.1)

16/25 (64.0)

0.66

0.63

0.24

Characteristics of sialolithiasis

   Classification, n

     L₁

     L₂

     L₃

7/29

14/29

8/29

6/32

21/32

5/32

1/36

12/36

4/36

0.84

0.26

0.40

   Sialolithiasis location, n

     Main canal

     Secondary branch (IG)

     Tertiary branch (IG)

19/29

9/29

1/29

25/32

5/32

2/32

16/36

3/36

1/36

0.41

0.26

0.93

Characteristics of stenosis

   Classification, n

     S₁

     S₂

     S₃

     S₄

0/5

0/5

3/5

2/5

1/6

1/6

4/6

0

0/11

0/11

1/11

0/11

0.92

0.92

0.68

-

   Location, n

     Main canal

     IG

4/5

1/5

4/6

2/6

0/11

0/11

0.85

0.85

Characteristics of dilatations

   Classification, n

     D₁

     D₂

     D₃

     D₄

14/19

4/19

0/19

1/19

17/23

3/23

1/23

2/23

11/25

2/25

0/25

1/25

0.73

0.78

0.92

0.86

   Location, n

     Main canal

     Secondary branch (IG)

     Tertiary branch (IG)

9/19

5/19

5/19

14/23

6/23

2/23

4/25

3/25

0/25

0.57

0.73

0.26