Table 3. Data of 10 significant mechanical fractures.

	Gender	Age	Position	Bone graft	Implant length	Diameter	Preceding screw loosening	Fracture site	Re-restoration	Periods (months)	Para-functional habit or dental status
1	Female	54	37	No	8 mm	4.5 mm	No	Abutment neck with screw	Yes	20	Attrition
2	Female	48	46	No	8 mm	5.5 mm	Yes	Abutment neck with screw	Yes	26
3	Male	49	46	No	11 mm	4.5 mm	Yes	Abutment neck with screw	No	29	Attrition
4	Male	47	12	No	11 mm	3.5 mm	Yes	Abutment neck with screw, Porceline	Yes	32
5	Male	58	17	Yes	8 mm	4.5 mm	No	Abutment neck with screw	No	33
6	Male	49	26	Yes	11 mm	4.5 mm	No	Abutment neck with screw	No	38
7	Male	47	47	No	9.5 mm	5.5 mm	No	Abutment neck with screw	No	51
8	Male	56	37	No	9.5 mm	4.5 mm	No	Abutment neck with screw	Yes	77
9	Male	42	26	No	11 mm	4.5 mm	Yes	Abutment neck with screw	Yes	84	Bruxism
10	Male	42	17	No	14 mm	4.5 mm	No	Abutment neck with screw	Yes	37