Description

Miller et al reported a prognostic index for periodontal disease affecting molars. The authors are from the Medical University of South Carolina.


NOTE: The risk score of Saleh et al is modification of this score.

 

Patient selection: dental patient

 

Parameters:

(1) age in years

(2) probing depth in mm

(3) mobility

(4) furcation

(5) tooth type

(6) smoking status

 

Parameter

Finding

Points

age

0 to 39 years

0

 

>= 40 years

1

probing

< 5 mm

0

 

5 to 7 mm

1

 

8 to 10 mm

2

 

> 10 mm

3

mobility

none

0

 

1

0

 

2

1

 

3

2

furcation

none

0

 

1

1

 

2

2

 

3

3

 

through and through

3

tooth type

mandibular molar

0

 

maxillary first molar

1

 

maxillary second molar

2

smoking status

non-smoker

0

 

smoker

4

 

total score =

= SUM(points for all of the parameters)

 

Interpretation:

• minimum score: 0

• maximum score: 15

 

Total Score

Survival for 10 Years

Survival for 20 Years

0

100%

 

1

100%

96%

2

99%

95%

3

98%

94%

4

97%

92%

5

96%

88%

6

95%

84%

7

93%

79%

8

90%

72%

9

87%

63%

10

82%

53%

11

76%

42%

12 to 15

< 76%

< 42%

 


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