From: Outcomes of implant-based oral rehabilitation in head and neck oncology patients—a retrospective evaluation of a large, single regional service cohort
Cancer staging
No. of patients
No. of patients with implant failure
Patient implant failure (%)
I
22
1
4.5
II
20
3
15.0
III
12
2
16.7
IVA
63
19.0
IVB
0
IVC
Unknown
48
6
12.5
Total
167
24
14.4