Journal
CLINICAL IMPLANT DENTISTRY AND RELATED RESEARCH
Volume 13, Issue 1, Pages 29-33Publisher
WILEY
DOI: 10.1111/j.1708-8208.2009.00206.x
Keywords
BMD; bone quality; dental implant; implant survival; osteoporosis; retrospective
Categories
Ask authors/readers for more resources
Purpose: This study aimed to assess (1) the relationship of systemic bone mineral density (BMD) and osteoporotic status with the surgeon's subjective assessment of local jawbone quality, and (2) whether the surgeon's subjective assessment of local jawbone quality is a predictor of implant failure. Materials and Methods: A retrospective analysis of 2,867 dental implants placed in 645 patients was accomplished. The surgeon's assessment of bone quality at the time of dental implant placement was recorded. Of those, 208 patients with 701 implants had BMD data available within 3 years. Statistical analyses were conducted to determine relationships between BMD, osteoporotic status, and local jawbone quality and to determine the relationship between local jawbone quality and implant survival. Results: There was no association between systemic BMD and the surgeon's assessment of bone quality (p = .52) nor between osteoporotic status and the surgeon's assessment of local jawbone quality (Spearman rank correlation coefficient = 0.08). Additional retrospective analysis revealed implants placed in moderate- (hazard ratio = 1.67; p = .043) or poor-quality (HR = 3.45, p < .001) bone (surgeon's assessment) were significantly more likely to fail than implants placed in good-quality bone. Conclusion: Systemic BMD and osteoporotic status are not associated with local jawbone quality. Implants placed in good-quality bone, as assessed subjectively by the surgeon at the time of implant placement, have significantly better survival characteristics than implants placed in moderate-/poor-quality bone.
Authors
I am an author on this paper
Click your name to claim this paper and add it to your profile.
Reviews
Recommended
No Data Available