Journal of the Korean Association of Oral and Maxillofacial Surgeons : eISSN 2234-5930 / pISSN 2234-7550

Table. 5.

Table. 5.

Screw loosening by the implants used in this study

Screw loosening χ2 P-value

No Yes
Implants (manufacturer) ET (Dio) 163 (86.2) 26 (13.8) 38.912 0.000*
GSIII (Osstem) 11 (100) 0 (0)
TSIII (Osstem) 225 (97.0) 7 (3.0)
USII (Osstem) 331 (93.0) 25 (7.0)
Pitt-easy (Oraltronics) 78 (83.0) 16 (17.0)
Restore (Lifecore Biomedical) 4 (100) 0 (0)
Osseotite (Biomet 3I) 459 (92.0) 40 (8.0)
Xive (Friadent) 518 (95.4) 25 (4.6)
Implant diameter (mm) ≤3.5 169 (95.5) 8 (4.5) 39.409 0.000*
3.75-4.1 952 (94.4) 57 (5.6)
4.5-4.9 312 (95.4) 15 (4.6)
≥5 356 (85.8) 59 (14.2)
Implant length (mm) ≤9.5 83 (95.4) 4 (4.6) 2.791 0.425
10-11.5 1,169 (92.1) 100 (7.9)
12-14 422 (93.8) 28 (6.2)
≥15 115 (94.3) 7 (5.7)

* P<0.05.

Values are presented as number of implants (%).

J Korean Assoc Oral Maxillofac Surg 2020;46:133~142
https://doi.org/10.5125/jkaoms.2020.46.2.133
© JKAOMS