Table 2: Original Nyvad (NY) scores and the corresponding modified scores used in the study.
Original NY score |
Modified score |
|
0 |
0 |
Sound |
1 |
1 |
Active enamel caries, intact surface |
4 |
2 |
Inactive enamel caries, intact surface |
2 |
3 |
Active enamel caries, surface discontinuity |
5 |
4 |
Inactive enamel caries, surface discontinuity |
3 |
5 |
Active enamel or dentin caries, cavity |
6 |
6 |
Inactive enamel or dentin caries, cavity |