The Learning Curve of Unilateral Biportal Endoscopic (UBE) Spinal Surgery by CUSUM Analysis

ObjectiveTo assess the learning curve of the unilateral biportal endoscopic (UBE) technique for the treatment of single-level lumbar disc herniation by cumulative summation (CUSUM) method analysis.MethodsA retrospective analysis was conducted to assess 97 patients' general condition, operation...

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Main Authors: Lei Chen, Bin Zhu, Hua-zhang Zhong, Yi-guo Wang, Yi-song Sun, Qi-fei Wang, Jian-jun Liu, Da-sheng Tian, Jue-hua Jing
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-04-01
Series:Frontiers in Surgery
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fsurg.2022.873691/full
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author Lei Chen
Bin Zhu
Hua-zhang Zhong
Yi-guo Wang
Yi-song Sun
Qi-fei Wang
Jian-jun Liu
Da-sheng Tian
Jue-hua Jing
author_facet Lei Chen
Bin Zhu
Hua-zhang Zhong
Yi-guo Wang
Yi-song Sun
Qi-fei Wang
Jian-jun Liu
Da-sheng Tian
Jue-hua Jing
author_sort Lei Chen
collection DOAJ
description ObjectiveTo assess the learning curve of the unilateral biportal endoscopic (UBE) technique for the treatment of single-level lumbar disc herniation by cumulative summation (CUSUM) method analysis.MethodsA retrospective analysis was conducted to assess 97 patients' general condition, operation time, complications, and curative effect of single segmental UBE surgery performed by a spinal surgeon in his early stage of this technique. The learning curve of operation time was studied using a CUSUM method, and the cut-off point of the learning curve was obtained.ResultsThe operation time was 30 – 241(97.9 ± 34.7) min. The visual analog scale score of lower limb pain decreased from 5.75 ± 0.81 before the operation to 0.39 ± 0.28 at the last follow-up (P < 0.05). The Oswestry disability index score decreased from 66.48 ± 4.43 before the operation to 14.57 ± 3.99 at the last follow-up (P < 0.05). The CUSUM assessment of operation time revealed the learning curve was the highest in 24 cases. In the learning stage (1–24 cases), the operation time was 120.3 ± 43.8 min. In the skilled stage (25–97 cases), the operation time was 90.5 ± 27.8 min.ConclusionsAbout 24 cases of single segmental UBE operation are needed to master the UBE technique.
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spelling doaj.art-8a2a44ff595844ae9cb6e75b4870a4572022-12-22T02:09:14ZengFrontiers Media S.A.Frontiers in Surgery2296-875X2022-04-01910.3389/fsurg.2022.873691873691The Learning Curve of Unilateral Biportal Endoscopic (UBE) Spinal Surgery by CUSUM AnalysisLei ChenBin ZhuHua-zhang ZhongYi-guo WangYi-song SunQi-fei WangJian-jun LiuDa-sheng TianJue-hua JingObjectiveTo assess the learning curve of the unilateral biportal endoscopic (UBE) technique for the treatment of single-level lumbar disc herniation by cumulative summation (CUSUM) method analysis.MethodsA retrospective analysis was conducted to assess 97 patients' general condition, operation time, complications, and curative effect of single segmental UBE surgery performed by a spinal surgeon in his early stage of this technique. The learning curve of operation time was studied using a CUSUM method, and the cut-off point of the learning curve was obtained.ResultsThe operation time was 30 – 241(97.9 ± 34.7) min. The visual analog scale score of lower limb pain decreased from 5.75 ± 0.81 before the operation to 0.39 ± 0.28 at the last follow-up (P < 0.05). The Oswestry disability index score decreased from 66.48 ± 4.43 before the operation to 14.57 ± 3.99 at the last follow-up (P < 0.05). The CUSUM assessment of operation time revealed the learning curve was the highest in 24 cases. In the learning stage (1–24 cases), the operation time was 120.3 ± 43.8 min. In the skilled stage (25–97 cases), the operation time was 90.5 ± 27.8 min.ConclusionsAbout 24 cases of single segmental UBE operation are needed to master the UBE technique.https://www.frontiersin.org/articles/10.3389/fsurg.2022.873691/fullunilateral biportal endoscopic spinal surgerylearning curvelumbar disc herniationcumulative summationoperative time
spellingShingle Lei Chen
Bin Zhu
Hua-zhang Zhong
Yi-guo Wang
Yi-song Sun
Qi-fei Wang
Jian-jun Liu
Da-sheng Tian
Jue-hua Jing
The Learning Curve of Unilateral Biportal Endoscopic (UBE) Spinal Surgery by CUSUM Analysis
Frontiers in Surgery
unilateral biportal endoscopic spinal surgery
learning curve
lumbar disc herniation
cumulative summation
operative time
title The Learning Curve of Unilateral Biportal Endoscopic (UBE) Spinal Surgery by CUSUM Analysis
title_full The Learning Curve of Unilateral Biportal Endoscopic (UBE) Spinal Surgery by CUSUM Analysis
title_fullStr The Learning Curve of Unilateral Biportal Endoscopic (UBE) Spinal Surgery by CUSUM Analysis
title_full_unstemmed The Learning Curve of Unilateral Biportal Endoscopic (UBE) Spinal Surgery by CUSUM Analysis
title_short The Learning Curve of Unilateral Biportal Endoscopic (UBE) Spinal Surgery by CUSUM Analysis
title_sort learning curve of unilateral biportal endoscopic ube spinal surgery by cusum analysis
topic unilateral biportal endoscopic spinal surgery
learning curve
lumbar disc herniation
cumulative summation
operative time
url https://www.frontiersin.org/articles/10.3389/fsurg.2022.873691/full
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