Fixed Full Arches Supported by Tapered Implants with Knife-Edge Thread Design and Nanostructured, Calcium-Incorporated Surface: A Short-Term Prospective Clinical Study

Table 2

Implant-related information.

	Number of implants	p
Overall	215 (100%)
Site
Maxilla	130 (60.5%)	0.002
Mandible	85 (39.5%)
Position
Incisors	50 (23.3%)	<0.0001
Cuspids	27 (12.6%)
Premolars	65 (30.2%)
Molars	73 (33.9%)
Surgical protocol
Immediate	144 (67%)	<0.0001
Conventional	71 (33%)
Bone quality
Types I-II bone	14 (6.5%)	<0.0001
Type III bone	143 (66.5%)
Type IV bone	58 (27%)
Bone conditions
Grafted sites	151 (70.2%)	<0.0001
Nongrafted sites	64 (29.8%)
Final insertion torque
<40 Ncm	23 (10.7%)	<0.0001
≥40 Ncm	192 (89.3%)
Length
7.0 mm	5 (2.3%)	<0.0001
8.5 mm	9 (4.2%)
10.0 mm	52 (24.2%)
11.5 mm	73 (33.9%)
13.0 mm	44 (20.5%)
15.0 mm	32 (14.9%)
Diameter
3.5 mm	88 (40.9%)	<0.0001
4.0 mm	92 (42.8%)
4.5 mm	27 (12.6%)
5.0 mm	8 (3.7%)

-square test.