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22 March 2021: Clinical Research

Heterotopic Ossification After Prestige-LP Cervical Disc Arthroplasty Is Related to Insufficient Sagittal Coverage of the Endplate By the Prosthesis

Shuai Xu ABEF* , Yunsheng Ou ABCDE , Xing Du ABEF , Bin He ACDEF , Yuanqiang Li BCE , Haoyang Yu CDE

DOI: 10.12659/MSM.929890

Med Sci Monit 2021; 27:e929890

Table 3 Multivariate logistic regression analysis.

IndexOR95% CI LB95% CI RBP value
Intervertebral height/adjacent intervertebral height5.893E-65.159E-1667326.0450.308
Preoperative ROM of the replacement segment (°)14.1880.234858.6110.205
Postoperative ROM of the replacement segments (°)0.5760.00568.9860.821
The upper prosthesis-endplate sagittal distance (mm)0.0003.824E-70.3270.023
The lower prosthesis-endplate sagittal distance (mm)16.5980.2111306.9060.207
Number of replacement segments (n)0.1050.0017.7770.305
ROM – range of motion.
# Indicates a significant interaction between the effect of HO and the upper prosthesis-endplate sagittal distance.

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Medical Science Monitor eISSN: 1643-3750
Medical Science Monitor eISSN: 1643-3750