Pedunculopontine Nucleus Deep Brain Stimulation Improves Gait Disorder in Parkinson’s Disease: A Systematic Review and Meta-analysis

Deep brain stimulation (DBS) of the pedunculopontine nucleus (PPN) has been proposed as a treatment strategy for gait disorder in patients with Parkinson’s disease (PD). We thus performed a systematic review and meta-analysis of randomized and nonrandomized controlled trials to assess the effect of...

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Veröffentlicht in:Neurochemical research 2020-04, Vol.45 (4), p.709-719
Hauptverfasser: Lin, Fabin, Wu, Dihang, Lin, Chenxin, Cai, Huihui, Chen, Lina, Cai, Guofa, Ye, Qinyong, Cai, Guoen
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container_title Neurochemical research
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creator Lin, Fabin
Wu, Dihang
Lin, Chenxin
Cai, Huihui
Chen, Lina
Cai, Guofa
Ye, Qinyong
Cai, Guoen
description Deep brain stimulation (DBS) of the pedunculopontine nucleus (PPN) has been proposed as a treatment strategy for gait disorder in patients with Parkinson’s disease (PD). We thus performed a systematic review and meta-analysis of randomized and nonrandomized controlled trials to assess the effect of this treatment on gait disorder in patients with PD. We systematically searched PubMed, Cochrane, Web of Knowledge, Wan Fang and WIP for randomized and nonrandomized controlled trials (published before July 29, 2014; no language restrictions) comparing PPN–DBS with other treatments. We assessed pooled data using a random effects model and a fixed effects model. Of 130 identified studies, 14 were eligible and were included in our analysis (N = 82 participants). Compared to those presurgery, the Unified Parkinson Disease Rating Scale (UPDRS) 27–30 scores for patients were lowered by PPN–DBS [3.94 (95% confidence interval, CI = 1.23 to 6.65)]. The UPDRS 13 and 14 scores did not improve with levodopa treatment [0.43 (− 0.35 to 1.20); 0.35 (− 0.50 to 1.19)], whereas the UPDRS 27–30 scores could be improved by the therapy [1.42 (95% CI 0.34 to 2.51)]. The Gait and Falls Questionnaire and UPDRS 13 and 14 scores showed significant improvements after PPN–DBS under the medication-off (MED-OFF) status [15.44 (95% CI = 8.44 to 22.45); 1.57 (95% CI = 0.84 to 2.30); 1.34 (95% CI = 0.84 to 1.84)]. PPN–DBS is a potential therapeutic target that could improve gait and fall disorders in patients with PD. Our findings will help improve the clinical application of DBS in PD patients with gait disorder.
doi_str_mv 10.1007/s11064-020-02962-y
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We thus performed a systematic review and meta-analysis of randomized and nonrandomized controlled trials to assess the effect of this treatment on gait disorder in patients with PD. We systematically searched PubMed, Cochrane, Web of Knowledge, Wan Fang and WIP for randomized and nonrandomized controlled trials (published before July 29, 2014; no language restrictions) comparing PPN–DBS with other treatments. We assessed pooled data using a random effects model and a fixed effects model. Of 130 identified studies, 14 were eligible and were included in our analysis (N = 82 participants). Compared to those presurgery, the Unified Parkinson Disease Rating Scale (UPDRS) 27–30 scores for patients were lowered by PPN–DBS [3.94 (95% confidence interval, CI = 1.23 to 6.65)]. The UPDRS 13 and 14 scores did not improve with levodopa treatment [0.43 (− 0.35 to 1.20); 0.35 (− 0.50 to 1.19)], whereas the UPDRS 27–30 scores could be improved by the therapy [1.42 (95% CI 0.34 to 2.51)]. The Gait and Falls Questionnaire and UPDRS 13 and 14 scores showed significant improvements after PPN–DBS under the medication-off (MED-OFF) status [15.44 (95% CI = 8.44 to 22.45); 1.57 (95% CI = 0.84 to 2.30); 1.34 (95% CI = 0.84 to 1.84)]. PPN–DBS is a potential therapeutic target that could improve gait and fall disorders in patients with PD. 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We thus performed a systematic review and meta-analysis of randomized and nonrandomized controlled trials to assess the effect of this treatment on gait disorder in patients with PD. We systematically searched PubMed, Cochrane, Web of Knowledge, Wan Fang and WIP for randomized and nonrandomized controlled trials (published before July 29, 2014; no language restrictions) comparing PPN–DBS with other treatments. We assessed pooled data using a random effects model and a fixed effects model. Of 130 identified studies, 14 were eligible and were included in our analysis (N = 82 participants). Compared to those presurgery, the Unified Parkinson Disease Rating Scale (UPDRS) 27–30 scores for patients were lowered by PPN–DBS [3.94 (95% confidence interval, CI = 1.23 to 6.65)]. The UPDRS 13 and 14 scores did not improve with levodopa treatment [0.43 (− 0.35 to 1.20); 0.35 (− 0.50 to 1.19)], whereas the UPDRS 27–30 scores could be improved by the therapy [1.42 (95% CI 0.34 to 2.51)]. The Gait and Falls Questionnaire and UPDRS 13 and 14 scores showed significant improvements after PPN–DBS under the medication-off (MED-OFF) status [15.44 (95% CI = 8.44 to 22.45); 1.57 (95% CI = 0.84 to 2.30); 1.34 (95% CI = 0.84 to 1.84)]. PPN–DBS is a potential therapeutic target that could improve gait and fall disorders in patients with PD. 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We thus performed a systematic review and meta-analysis of randomized and nonrandomized controlled trials to assess the effect of this treatment on gait disorder in patients with PD. We systematically searched PubMed, Cochrane, Web of Knowledge, Wan Fang and WIP for randomized and nonrandomized controlled trials (published before July 29, 2014; no language restrictions) comparing PPN–DBS with other treatments. We assessed pooled data using a random effects model and a fixed effects model. Of 130 identified studies, 14 were eligible and were included in our analysis (N = 82 participants). Compared to those presurgery, the Unified Parkinson Disease Rating Scale (UPDRS) 27–30 scores for patients were lowered by PPN–DBS [3.94 (95% confidence interval, CI = 1.23 to 6.65)]. The UPDRS 13 and 14 scores did not improve with levodopa treatment [0.43 (− 0.35 to 1.20); 0.35 (− 0.50 to 1.19)], whereas the UPDRS 27–30 scores could be improved by the therapy [1.42 (95% CI 0.34 to 2.51)]. The Gait and Falls Questionnaire and UPDRS 13 and 14 scores showed significant improvements after PPN–DBS under the medication-off (MED-OFF) status [15.44 (95% CI = 8.44 to 22.45); 1.57 (95% CI = 0.84 to 2.30); 1.34 (95% CI = 0.84 to 1.84)]. PPN–DBS is a potential therapeutic target that could improve gait and fall disorders in patients with PD. Our findings will help improve the clinical application of DBS in PD patients with gait disorder.</abstract><cop>New York</cop><pub>Springer US</pub><pmid>31950450</pmid><doi>10.1007/s11064-020-02962-y</doi><tpages>11</tpages></addata></record>
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subjects Biochemistry
Biomedical and Life Sciences
Biomedicine
Brain
Cell Biology
Clinical trials
Clinical Trials as Topic
Confidence intervals
Deep brain stimulation
Deep Brain Stimulation - methods
Gait
Gait Disorders, Neurologic - therapy
Humans
Levodopa
Meta-analysis
Movement disorders
Neurochemistry
Neurodegenerative diseases
Neurology
Neurosciences
Parkinson Disease - therapy
Parkinson's disease
Patients
Pedunculopontine tegmental nucleus
Pedunculopontine Tegmental Nucleus - physiology
Randomization
Review
Stimulation
Systematic review
Therapeutic applications
title Pedunculopontine Nucleus Deep Brain Stimulation Improves Gait Disorder in Parkinson’s Disease: A Systematic Review and Meta-analysis
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