Clinical and Radiographic Evaluation of Brånemark Implants with an Anodized Surface following Seven-to-Eight Years of Functional Loading

Table 2

Kaplan-Meier (life-table) analysis.

Time interval	Followed implants	Failed implants	Implants lost to followup	Cumulative survival rate
Insertion–6 months	113	0	0	100%
6 months–1 year	113	0	0	100%
1-2 years	113	0	4	100%
2-3 years	109	0	0	100%
3-4 years	109	0	0	100%
4-5 years	109	0	0	100%
5-6 years	109	0	2	100%
6-7 years	107	0	0	100%
7-8 years	107	0	0	100%