Table 1.

Experimental Groups

Group	Implant	Type of interface	Displacement or loading protocol	Number of animals
1	Pin	BIGIa	Stable, 7 days	14
2	Pin	BIGI	150 μm motion, 60 cycles/day, 1Hz, 7 days	8
3	Pin	BIGI	300 μm motion, 60 cycles/day, 1Hz, 7 days	5
4	Pin	BIGI	150 μm motion, 180 cycles/day, 1Hz, 7 days	5
5	Screw	BIGI	Stable, 7 days	5
6	Screw	BIGI	150 μm motion, 60 cycles/day, 1Hz, 7 days	8
7	Screw	DBIIb	Stable, 7 days	5
8	Screw	DBII	150 μm motion, 60 cycles/day, 1Hz, 7 days	5
9	Screw	DBII	1.38 N force control, 43 μm motion, 60 cycles/day, 1Hz, 7 days	5

^aBIGI, bone-implant-gap interface

^bDBII, direct-bone-implant-interface