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

Table. 2.

Table. 2.

Mean initial and final bone resorption of implants according to different variables

Variable Group Mean initial bone resorption (mm) Mean final bone resorption (mm)
Overall mean 1.01±1.13 1.80±1.99
Implant vertical angle Group 1 (vertical angle <10°) (n=88) 1.21±1.18 2.17±2.25
Group 2 (vertical angle 10°-20°) (n=30) 0.87±1.06 1.27±1.25
Group 3 (vertical angle >20°) (n=19) 0.33±0.54 0.76±0.80
Implant stability Primary stability ≥60 (n=89) 0.96±0.90 1.75±2.18
Primary stability <60 (n=12) 1.67±1.84 2.63±2.13
Secondary stability ≥60 (n=93) 1.01±1.03 2.06±2.18
Secondary stability <60 (n=5) 1.77±1.65 3.48±1.90
Bone graft Placed with bone graft (n=57) 1.41±1.24 2.36±2.61
Placed without bone graft (n=80) 0.72±0.95 1.39±1.25
Simultaneous placement with bone graft (n=56) 1.45±1.28 2.43±2.64
Delayed placement after bone graft (n=5) 1.32±0.92 1.58±1.07
Implant diameter 3.3 mm (n=8) 2.65±1.32 3.22±1.32
3.75 mm (n=5) 2.18±1.58 2.52±1.66
4 mm (n=99) 1.06±1.03 1.58±1.70
5 mm (n=25) 1.66±0.77 1.92±.294
Implant length 10 mm (n=9) 0.55±0.65 2.25±4.79
11.5 mm (n=62) 1.01±1.10 1.72±1.55
13 mm (n=59) 1.07±1.23 1.84±1.82
15 mm (n=7) 0.84±1.07 1.08±1.26
Implants sharing FHP with tilted implants Implants sharing same FHP with group 2 tilted implants (n=73) 1.11±1.21 2.16±2.22
Implants sharing same FHP with group 3 tilted implants (n=57) 0.99±1.03 1.65±1.71
J Korean Assoc Oral Maxillofac Surg 2023;49:278~286
https://doi.org/10.5125/jkaoms.2023.49.5.278
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