Use of Narrow-Diameter Implants in Completely Edentulous Patients as a Prosthetic Option: A Systematic Review of the Literature

Table 7

Life table analysis.

Interval (months)	Implants at risk	Failed implants	Dropouts/lost to follow-up	Implant survival rate	Cumulative survival rate
0–6	885	17	19	98.08%	98.08%
6–12	849	3	182	99.65%	97.73%
12–24	664	1	140	99.85%	97.59%
24–36	523	0	156	100.00%	97.59%
36–48	367	1	87	99.73%	97.32%
48–60	279	1	99	99.64%	96.97%
60–72	179	1	10–	99.44%	96.43%
72–84	168	1	0	99.40%	95.85%
84–96	167	0	6	100.00%	95.85%
96–108	161	0	125	100.00%	95.85%
108–120	36	0	36	100.00%	95.85%