Table 3.

Failed implants.

Gender	Age	Smoke	Hygiene	Procedure	Position	Type	Reason/timing
Male	46	No	Poor	LWT	Premolar	4.1 × 10	Failure to osseointegrate after 3 months
Male	66	Yes	Good	LWT	Premolar	4.1 × 10	Failure to osseointegrate after 3 months
Female	59	No	Good	LWT	Molar	4.8 × 8	Failure to osseointegrate after 3 months
Female	66	Yes	Poor	TOT	Premolar	4.1 × 12	Peri-implantitis after 6 years
Female	66	Yes	Poor	TOT	Molar	4.8 × 10	Peri-implantitis after 6 years