Table 2 Overall frequency distribution of each expression grade of all non-metric dental traits
From: Study of twenty non-metric dental crown traits using ASUDAS system in NCR (India) population
Count | Column N % | |
|---|---|---|
Winging | ||
1A | 14 | 7.0% |
1B | 6 | 3.0% |
2 | 13 | 6.5% |
3 | 157 | 78.5% |
4 | 10 | 5.0% |
Shoveling-1 | ||
0 | 40 | 20.0% |
1 | 58 | 29.0% |
2 | 69 | 34.5% |
3 | 29 | 14.5% |
4 | 4 | 2.0% |
Double shoveling | ||
0 | 100 | 50.0% |
1 | 42 | 21.0% |
2 | 30 | 15.0% |
3 | 9 | 4.5% |
4 | 16 | 8.0% |
5 | 3 | 1.5% |
Shoveling-2 | ||
0 | 50 | 25.0% |
1 | 39 | 19.5% |
2 | 63 | 31.5% |
3 | 41 | 20.5% |
4 | 7 | 3.5% |
Interrupted groove | ||
0 | 83 | 41.5% |
D | 15 | 7.5% |
M | 44 | 22.0% |
MD | 7 | 3.5% |
Med | 51 | 25.5% |
Tuberculum dentale | ||
0 | 87 | 43.5% |
1 | 48 | 24.0% |
2 | 40 | 20.0% |
3 | 19 | 9.5% |
4 | 4 | 2.0% |
5 | 2 | 1.0% |
Mesial ridge (lingual) | ||
0 | 113 | 56.5% |
1 | 63 | 31.5% |
2 | 24 | 12.0% |
Premolar accessory cusp on 24 | ||
0 | 175 | 87.5% |
1 | 25 | 12.5% |
Premolar accessory cusp on 25 | ||
0 | 166 | 83.0% |
1 | 34 | 17.0% |
Cusp of Carabelli | ||
0 | 62 | 31.0% |
1 | 44 | 22.0% |
2 | 13 | 6.5% |
3 | 20 | 10.0% |
4 | 10 | 5.0% |
5 | 22 | 11.0% |
6 | 15 | 7.5% |
7 | 14 | 7.0% |
Hypocone absence | ||
0 | 49 | 24.5% |
1 | 19 | 9.5% |
2 | 23 | 11.5% |
3 | 64 | 32.0% |
4 | 32 | 16.0% |
5 | 13 | 6.5% |
Lingual cusp variation | ||
0 | 42 | 21.0% |
1 | 26 | 13.0% |
2 | 57 | 28.5% |
3 | 33 | 16.5% |
4 | 13 | 6.5% |
5 | 15 | 7.5% |
6 | 2 | 1.0% |
8 | 11 | 5.5% |
9 | 1 | 0.5% |
Sixth cusp | ||
0 | 155 | 77.5% |
1 | 22 | 11.0% |
2 | 13 | 6.5% |
3 | 4 | 2.0% |
4 | 4 | 2.0% |
5 | 2 | 1.0% |
Seventh cusp | ||
0 | 101 | 50.5% |
1 | 53 | 26.5% |
2 | 26 | 13.0% |
3 | 6 | 3.0% |
4 | 14 | 7.0% |
Deflecting wrinkle | ||
0 | 59 | 29.5% |
1 | 54 | 27.0% |
2 | 31 | 15.5% |
3 | 56 | 28.0% |
Protostylid | ||
0 | 85 | 42.5% |
1 | 49 | 24.5% |
2 | 27 | 13.5% |
3 | 19 | 9.5% |
4 | 19 | 9.5% |
5 | 1 | 0.5% |
Distal trigonid crest | ||
0 | 121 | 60.5% |
1 | 79 | 39.5% |
Hypoconulid absence | ||
0 | 154 | 77.0% |
4 | 37 | 18.5% |
5 | 9 | 4.5% |
Cusp number | ||
4 | 167 | 83.5% |
5 | 33 | 16.5% |
Y groove pattern | ||
+ | 29 | 14.5% |
P | 113 | 56.5% |
X | 32 | 16.0% |
Y | 26 | 13.0% |