Correlation of bone defect dimensions with healing outcome one year after apical surgery
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Correlation of bone defect dimensions with healing outcome one year after apical surgery. / von Arx, Thomas; Hänni, Stefan; Jensen, Simon Storgård.
I: Journal of Endodontics, Bind 33, Nr. 9, 09.2007, s. 1044-8.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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TY - JOUR
T1 - Correlation of bone defect dimensions with healing outcome one year after apical surgery
AU - von Arx, Thomas
AU - Hänni, Stefan
AU - Jensen, Simon Storgård
PY - 2007/9
Y1 - 2007/9
N2 - This clinical study prospectively evaluated the healing outcome 1 year after apical surgery in relation to bony crypt dimensions measured intraoperatively. The study cohort included 183 teeth in an equal number of patients. For statistical analysis, results were dichotomized (healed versus non-healed cases). The overall success rate was 83% (healed cases). Healing outcome was not significantly related to the level and height of the facial bone plate. In contrast, a significant difference was found for the mean size of the bony crypt when healed cases (395 mm(3)) were compared with non-healed cases (554 mm(3)). In addition, healed cases had a significantly shorter mean distance (4.30 mm) from the facial bone surface to the root canal (horizontal access) compared with non-healed cases (5.13 mm). With logistic regression, however, the only parameter found to be significantly related to healing outcome was the length of the access window to the bony crypt.
AB - This clinical study prospectively evaluated the healing outcome 1 year after apical surgery in relation to bony crypt dimensions measured intraoperatively. The study cohort included 183 teeth in an equal number of patients. For statistical analysis, results were dichotomized (healed versus non-healed cases). The overall success rate was 83% (healed cases). Healing outcome was not significantly related to the level and height of the facial bone plate. In contrast, a significant difference was found for the mean size of the bony crypt when healed cases (395 mm(3)) were compared with non-healed cases (554 mm(3)). In addition, healed cases had a significantly shorter mean distance (4.30 mm) from the facial bone surface to the root canal (horizontal access) compared with non-healed cases (5.13 mm). With logistic regression, however, the only parameter found to be significantly related to healing outcome was the length of the access window to the bony crypt.
KW - Adolescent
KW - Adult
KW - Aged
KW - Aged, 80 and over
KW - Alveolar Process/diagnostic imaging
KW - Child
KW - Humans
KW - Logistic Models
KW - Middle Aged
KW - Observer Variation
KW - Prospective Studies
KW - Radiography
KW - Statistics, Nonparametric
KW - Time Factors
KW - Tooth Apex/diagnostic imaging
KW - Treatment Outcome
U2 - 10.1016/j.joen.2007.06.010
DO - 10.1016/j.joen.2007.06.010
M3 - Journal article
C2 - 17931929
VL - 33
SP - 1044
EP - 1048
JO - Journal of Endodontics
JF - Journal of Endodontics
SN - 0099-2399
IS - 9
ER -
ID: 216254962