From: Influence of bone density on implant stability parameters and implant success: a retrospective clinical study
Dimensions of implants(mm)
Numbers of implants placed
Number of implants failed
3.75 × 15
69
0
3.75 × 13
60
3.75 × 11.5
53
2
3.75 × 10
50
6
3.75 × 8.5
3
4 × 11.5
30
4 × 10
25
5
4 × 8.5 mm
10
Female
145
8
Male
155
12