Table 1.

Calculated Bone Index (BI) and Texture Index (TI) in intraoral radiographs.

Index	00 M	12 M	REF	Difference to Reference
BI	0.73 ± 0.17	0.65 ± 0.22	0.80 ± 0.14	p < 0.01 for 12 M
TI	1.66 ± 0.34	1.51 ± 0.41	1.72 ± 0.28	p < 0.05 for 12 M

Abbreviations: 00 M, collagen implantation site immediately after surgery; 12 M, collagen implantation site 12 months after surgery; REF, reference trabecular bone.