Type of

Radiography

Lesion Site

Gold

Test

+

-

Total

Kappa

P-value

Digital

Subtraction

Apical

+

3

0

3

0.3

0.06

-

7

10

17

Total

10

10

20

Coronal

+

4

0

4

0.4

0.25

-

6

10

16

Total

10

10

20

Direct

Digital

Apical

+

4

1

5

0.3

0.121

-

6

9

15

Total

10

10

20

Coronal

+

3

0

3

0.3

0.06

-

7

10

17

Total

10

10

20