Effect of spinal-pelvic sagittal balance on the clinical outcomes after lumbar fusion surgery

Autor: Li-xian Tan, Xiao-kang Du, Run-min Tang, Li-min Rong, Liang-ming Zhang
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: BMC Surgery, Vol 23, Iss 1, Pp 1-8 (2023)
Druh dokumentu: article
ISSN: 1471-2482
DOI: 10.1186/s12893-023-02240-y
Popis: Abstract Background Spinal-pelvic sagittal balance is important for maintaining energy-efficient posture in normal and diseased states.Few reports to date have evaluated the effect of spinal-pelvic sagittal balance on clinical outcomes after lumbar interbody fusion in patients with lumbar degenerative diseases (LDD). Methods A total of 303 patients treated with posterior lumbar interbody fusion surgery for lumbar degenerative disease from January 2012 to December 2019 were enrolled in this retrospective study according to the inclusion criteria. Preoperative and postoperative spinal-pelvic sagittal parameters including pelvic incidence (PI), pelvic tilt (PT), sacral slope (SS) and lumbar lordosis (LL) of the patients were evaluated and compared. 163 patients whose postoperative PI-LL ≤ 10° were divided into the spinal-pelvic match group (Group M), while 140 patients were divided into the spinal-pelvic mismatch group (Group MM). Preoperative and postoperative Oswestry Disability Index (ODI) and Visual Analog Scale (VAS) for back pain of both groups were compared. Results There was no significant difference between the two groups in demographic and surgical data, except for blood loss in surgery. LL, PI, PT and SS of the patients at final follow-up were all statistically different from the preoperative values in the two groups(P
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