Type of

Radiography

Lesion Site

Gold

Test

+

-

Total

Kappa

P-value

Digital

Subtraction

Apical

+

10

0

10

1

0.00

-

0

10

10

Total

10

10

20

Coronal

+

9

0

9

0.9

0.00

-

1

10

11

Total

10

10

20

Direct

Digital

Apical

+

8

1

9

0.7

0.02

-

2

9

11

Total

10

10

20

Coronal

+

10

0

10

1

0.000

-

0

10

10

Total

10

10

20