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% |
Specialty: Otolaryngology