Table 2: Incidence of different types of developmental dental anomalies by gender.
Dental Anomaly |
Male N (%) |
Female N (%) |
Total N (%) |
P-value |
|
Shape |
Gemination |
2 (0.2%) |
1 (0.1%) |
3 (0.3%) |
1.00 |
Fusion |
2 (0.2%) |
1 (0.1%) |
3 (0.3%) |
1.00 |
|
Dense in dente |
5 (0.5%) |
4 (0.4%) |
9 (0.9%) |
1.00 |
|
Dilaceration |
34 (3.7%) |
39 (4.2%) |
73 (7.1%) |
0.11 |
|
Taurodontism |
70 (7.6%) |
93 (10.1%) |
163 (17.7%) |
0.00 |
|
Hutchinson’s incisors |
0 (0.0%) |
0 (0.0%) |
0 (0.0%) |
- |
|
Claw shaped teeth |
18 (1.9%) |
22 (2.4%) |
40 (4.3%) |
0.19 |
|
Peg laterals |
52 (5.6%) |
40 (4.3%) |
92 (9.9%) |
0.91 |
|
Total |
183 (19.7%) |
200 (21.6%) |
383 (40.5%) |
- |
|
Number |
Hypodontia |
61 (6.6%) |
58 (6.2%) |
119 (12.8%) |
0.33 |
Hyperdontia |
29 (3.1%) |
16 (1.7%) |
45 (4.8%) |
0.22 |
|
Total |
90 (9.7%) |
74 (7.9%) |
164 (17.6%) |
- |
|
Structure |
Amelogenesis imperfecta |
2 (0.2%) |
3 (0.3%) |
5 (0.5%) |
0.66 |
Dentinogenesis imperfecta |
0 (0.0%) |
1 (0.1%) |
1 (0.1%) |
0.45 |
|
Total |
2 (0.2%) |
4 (0.4%) |
6 (0.6%) |
- |
|
Position
|
Transposition |
10 (1.1%) |
5 (0.5%) |
15 (1.6%) |
0.44 |
Tooth impaction |
41 (4.4%) |
35 (3.8%) |
76 (8.2%) |
0.81 |
|
Total |
51 (5.5%) |
40 (4.3%) |
91(9.8%) |
- |