External Mechanical Microstimuli Modulate the Osseointegration of Titanium Implants in Rat Tibiae

Table 1

Effect of 4 weeks of mechanical loading on bone microarchitecture measured in a 0.5 mm circular band selected around the implant test in rat tibiae.

	NS	1 N	2 N	3 N
BV/TV%	44.2 ± 3.1	50.5 ± 2.3	48.5 ± 1.9	48.0 ± 3.9
Tb.N (1/mm)	6.23 ± 0.177	6.53 ± 0.200	6.02 ± 0.234	6.27 ± 0.294
Tb.Th (mm)	0.142 ± 0.003	0.153 ± 0.006	0.145 ± 0.003	0.149 ± 0.005
Tb.Sp (mm^3)	0.169 ± 0.008	0.160 ± 0.012	0.174 ± 0.010	0.168 ± 0.015
SMI	−0.155 ± 0.316	−0.595 ± 0.344	−0.487 ± 0.222	−0.388 ± 0.370
Contact (%)	76.02 ± 2.66	78.73 ± 2.25	78.35 ± 2.19	76.85 ± 3.70
POS (N)	39.57 ± 2.23	40.82 ± 3.12	46.63±2.21^∗	43.81 ± 3.41

Mean ± SEM.
^∗𝑃<0.05 compared to NS.
POS: pull-out strength.