From: Advocacy of diagnostic criteria for maxillary incisive canal cysts based on alteration of normal maxillary incisive canals according to aging in Japanese populations
Age group
Male
Female
20s
4.3 ± 1.1
3.8 ± 1.4
30s
4.5 ± 1.2
4.2 ± 1.2
40s
4.9 ± 1.2
4.4 ± 0.9
50s
5.1 ± 1.2
4.7 ± 1.5
60s
5.6 ± 1.3
5.7 ± 1.5
70s
6.8 ± 2.0
6.2 ± 2.0
80s
6.6 ± 1.4
6.0 ± 2.3
Total
5.3 ± 1.4
4.5 ± 1.6