Immediate and early loading of hydrothermally treated, hydroxyapatite-coated dental implants: a 7-year prospective randomized clinical study

International Journal of Implant Dentistry

Table 8 Bone loss at 7 years based on study variables

Variable		Mesial (mean ± SD)	Distal (mean ± SD)	Average (mean ± SD)
Sex	Male	0.500 ± 0.439	0.503 ± 0.371	0.501 ± 0.387
Sex	Female	0.461 ± 0.504	0.528 ± 0.329	0.495 ± 0.363
Bone augmentation status	Augmented	0.305 ± 0.426	0.498 ± 0.383	0.402 ± 0.370
Bone augmentation status	Non-augmented	0.549 ± 0.474	0.523 ± 0.336	0.536 ± 0.370
Location	Maxilla	0.348 ± 0.537	0.540 ± 0.308	0.444 ± 0.375
Location	Mandible	0.545 ± 0.426	0.504 ± 0.367	0.524 ± 0.371
Implant length	8 mm	0.430 ± 0.000	0.529 ± 0.000	0.480 ± 0.000
	10 mm	0.463 ± 0.380	0.486 ± 0.363	0.475 ± 0.366
	11.5 mm	0.559 ± 0.540	0.562 ± 0.395	0.561 ± 0.422
	13 mm	0.380 ± 0.489	0.478 ± 0.269	0.429 ± 0.320
Implant diameter	3.7 mm	0.628 ± 0.694	0.702 ± 0.210	0.665 ± 0.447
	4.1 mm	0.370 ± 0.435	0.497 ± 0.340	0.433 ± 0.334
	4.7 mm	0.495 ± 0.451	0.481 ± 0.377	0.488 ± 0.379
	6.0 mm	0.565 ± 0.459	0.503 ± 0.384	0.534 ± 0.413
Bone type	Type I
	Type II	0.524 ± 0.492	0.522 ± 0.372	0.523 ± 0.400
	Type III	0.358 ± 0.415	0.480 ± 0.298	0.419 ± 0.300
	Type IV	0.959 ± 0.000	0.840 ± 0.000	0.899 ± 0.000
Cumulative		0.480 ± 0.469	0.516 ± 0. 345	0.497 ± 0.370