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

Table. 9.

Table. 9.

Final binary regression model for screw loosening in dental implants

Variable Regression coefficient P-value OR CI for OR
Constant –2.173 0.000 0.114 -
Position
Anterior dentition 1.107 0.003 3.024 1.455-6.287
Premolar dentition - - 1 -
Implant diameter (mm)
≤3.5 –1.117 0.024 0.327 0.124-0.865
3.75-4.1 –0.570 0.016 0.566 0.356-0.898
4.5-4.9 –0.837 0.007 0.433 0.237-0.792
≥5 - - 1 -
Type of retention
Cement - - 1 -
Screw 0.458 0.033 1.581 1.037-2.409
Type of prosthesis
Single crown - - 1 -
Splinted crown –1.306 0.000 0.271 0.181-0.405

(OR: odds ratio, CI: confidence interval)

P=0.139; Hosmer–Lemeshow test.

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