Relationship between spinocranial angle and clinical outcomes after laminoplasty in patients with ossification of the posterior longitudinal ligament

Autor: Zhen Liu, Zheng Wang, Peng Zhang, Wei Lin, De-Feng Liu, Xin Zhou, Ji-Hui Zheng
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: Frontiers in Surgery, Vol 9 (2022)
Druh dokumentu: article
ISSN: 2296-875X
DOI: 10.3389/fsurg.2022.1045085
Popis: BackgroundThe aims of this study were to identify the relationship between the spinocranial angle (SCA) and clinical outcomes and to explore whether the SCA is a suitable indicator to predict clinical outcomes for patients with ossification of the posterior longitudinal ligament (OPLL).MethodsSixty-five patients with cervical OPLL who underwent laminoplasty with at least 24 months of follow-up were selected for the current study and were divided into two groups according to whether the SCA was greater than or less than the mean preoperative SCA. Sagittal alignment changes were compared between the groups. The Pearson correlation coefficient was applied to assess the relationship among sagittal parameters. Univariate and multiple linear regression analyses were applied to identify the relationship between the recovery rate (RR) and radiological parameters.ResultsPatients were classified into two groups based on the mean value of preoperative SCA (85.1°). SCA was negatively correlated with T1 slope (T1s) and cervical lordosis (CL) and positively correlated with the C2–7 sagittal vertical axis (cSVA) (p
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