scholarly journals Is Vitamin D Supplementation Effective for Low Back Pain? A Systematic Review and Meta-Analysis

2018 ◽  
Vol 1 (21;1) ◽  
pp. 121-145 ◽  
Author(s):  
Joshua Robert Zadro

Background: Low back pain (LBP) is the leading cause of years lived with disability worldwide. Current intervention strategies are failing to reduce the enormous global burden of LBP and are prompting researchers to investigate alternative management strategies, such as vitamin D supplementation. Vitamin D supplementation appears to down regulate pro-inflammatory cytokines which lead to pain and up regulate anti-inflammatory cytokines that reduce inflammation. These mechanisms might explain the increasing interest in the use of vitamin D supplementation for LBP. Objectives: To determine whether vitamin D supplementation improves pain more than a control intervention for individuals with LBP. Study Design: This study was conducted in accordance with the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) statement. Methods: We performed searches in numerous electronic databases combining key words relating to “vitamin D” and “LBP” until March 2017. Studies were included if they investigated vitamin D supplementation in participants with LBP, provided there was a comparison intervention. There was no restriction on the type of LBP, the intervention parameters investigated, or the type of clinical trial (e.g., randomized, non-randomized). Two reviewers independently performed the selection of studies, extracted data, rated the methodological quality of the included studies, and evaluated the overall quality of the evidence using the Grading of Recommendations Assessment, Delevopment, and Evaulation (GRADE) approach. Results: After screening 3,534 articles, 8 clinical trials were included in this systematic review. There is very low quality evidence (based on the GRADE approach) that vitamin D supplementation is not more effective than any intervention (including placebo, no intervention, and other conservative/ pharmacological interventions) (continuous pain measures [0–100]: mean difference [MD] = -2.65, 95% confidence interval [CI]: -10.42 to 5.12, P = 0.504, n = 5; self-reported reduction in pain: pooled odds ratio [OR] = 1.07, 95% CI: 0.35 to 3.26, P = 0.906, n = 5) or placebo/no intervention for individuals with LBP (continuous pain measures: MD = 1.29, 95% CI: -3.81 to 6.39, P = 0.620, n = 4; self-reported reduction in pain: pooled OR = 1.53, 95% CI: 0.38 to 6.20, P = 0.550, n = 4), where ‘n’ is the number of studies included in the meta-analysis. These results did not change when we stratified the meta-analyses by the type of vitamin supplementation (vitamin D3 vs. alfacalcidol) or the type of LBP (non-specific vs. LBP resulting from osteoporosis or vertebral fractures). Limitations: The overall quality of evidence was “very low” due to the poor methodological quality and small sample sizes of the included studies. Conclusions: Vitamin D supplementation is not more effective than placebo, no intervention, or other conservative/pharmacological interventions for LBP (based on very low quality evidence). These results are consistent, regardless of the type of LBP or vitamin D supplementation. Until well-designed and adequately powered clinical trials suggest otherwise, the prescription of vitamin D for LBP cannot be recommended. PROSPERO Registration No: CRD42016046874. www.crd.york.ac.uk/PROSPERO/display_record. asp?ID = CRD42016046874 Key words: Vitamin D, low back pain, chronic low back pain, alfacalcidol, osteoporosis, vertebral fractures, serum 25-hydroxyvitamin D, systematic review

2021 ◽  
Author(s):  
Takahiro Miki ◽  
Yu Kondo ◽  
Hiroshi kurakata ◽  
Eva Buzasi ◽  
Tsuneo Takebayashi ◽  
...  

Abstract BackgroundTo apply the Bio-Psych-Social (BPS) model into clinical practice, it is important not to focus on psychosocial domains only since biomedical factors can also contribute to chronic pain conditions. The cognitive functional therapy (CFT) is the management system based on the BPS model for chronic nonspecific low back pain (CNSLBP). ObjectivesTo compare CFT with the other interventions for CNSLBP regarding pain, disability/functional status, QoL and psychological factors. DesignSystematic review and meta-analysis. MethodLiterature Search was conducted in electronic search engines. Enrolled participants included 1) CNSLBP and 2) primary, secondary, or tertiary care patients. CFT was the interventions included. Comparisons were any types of treatment. ResultsThree studies met the eligibility criteria. The total number of participants was 336. For pain intensity, MD [95% CIs] was -2.78 [-2.78−0.02] and -1.01 [-1.92−-0.10] at intermediate and long term for two studies, respectively. About disability/functional status, SMD [95% CIs] was -0.76 [-1.46−-0.07] at the intermediate for three studies and MD [95% CIs] was -0.84 [-11.47−-5.49] at long term for two studies. About fear of physical activity, MD [95% CIs] was -3.01 [-5.14−-0.88] and -3.56 [-6.43−-0.68] at intermediate and long term for two studies, respectively. No studies reported scores associated with QOL. All the quality of the evidence was very low. ConclusionsThree studies were included and the quality of all the evidence was very low. Although the study found statistically significant differences in some measures, the effectiveness of the CFT will need to be re-evaluated in the future.PROSPERO registration number CRD42020158182


2012 ◽  
Vol 2012 ◽  
pp. 1-14 ◽  
Author(s):  
Ling Jun Kong ◽  
Min Fang ◽  
Hong Sheng Zhan ◽  
Wei An Yuan ◽  
Jiang Hui Pu ◽  
...  

Objective. To evaluate the effectiveness of Tuina-focused integrative Chinese medical therapies (TICMT) on inpatients with low back pain (LBP).Methods. 6 English and Chinese databases were searched for randomized controlled trials (RCTs) of TICMT for in-patients with LBP. The methodological quality of the included RCTs was assessed based on PEDro scale. And the meta-analyses of TICMT for LBP on pain and functional status were conducted.Results. 20 RCTs were included. The methodological quality of the included RCTs was poor. The meta-analyses' results showed that TICMT had statistically significant effects on pain and functional status, especially Tuina plus Chinese herbal medicine (standardised mean difference, SMD: 1.17; 95% CI 0.75 to 1.60 on pain; SMD: 1.31; 95% CI 0.49 to 2.14 on functional status) and Tuina plus acupuncture (SMD: 0.94; 95% CI 0.38 to 1.50 on pain; SMD: 0.53; 95% CI 0.21 to 0.85 on functional status). But Tuina plus moxibustion or hot pack did not show significant improvements on pain. And the long-term evidence of TICMT was far from sufficient.Conclusions. The preliminary evidence from current studies suggests that TICMT might be effective complementary and alternative treatments for in-patients with LBP. However, the poor methodological quality of the included RCTs means that high-quality RCTs with long follow-up are warranted.


BMJ Open ◽  
2021 ◽  
Vol 11 (11) ◽  
pp. e057112
Author(s):  
Daniel L Belavy ◽  
Ashish D Diwan ◽  
Jon Ford ◽  
Clint T Miller ◽  
Andrew J Hahne ◽  
...  

IntroductionChronic low back pain disorders (CLBDs) present a substantial societal burden; however, optimal treatment remains debated. To date, pairwise and network meta-analyses have evaluated individual treatment modes, yet a comparison of a wide range of common treatments is required to evaluate their relative effectiveness. Using network meta-analysis, we aim to evaluate the effectiveness of treatments (acupuncture, education or advice, electrophysical agents, exercise, manual therapies/manipulation, massage, the McKenzie method, pharmacotherapy, psychological therapies, surgery, epidural injections, percutaneous treatments, traction, physical therapy, multidisciplinary pain management, placebo, ‘usual care’ and/or no treatment) on pain intensity, disability and/or mental health in patients with CLBDs.Methods and analysisSix electronic databases and reference lists of 285 prior systematic reviews were searched. Eligible studies will be randomised controlled/clinical trials (including cross-over and cluster designs) that examine individual treatments or treatment combinations in adult patients with CLBDs. Studies must be published in English, German or Chinese as a full-journal publication in a peer-reviewed journal. A narrative approach will be used to synthesise and report qualitative and quantitative data, and, where feasible, network meta-analyses will be performed. Reporting of the review will be informed by Preferred Reporting Items for Systematic Review and Meta-Analysis (PRISMA) guidance, including the network meta-analysis extension (PRISMA-NMA). The Grading of Recommendations Assessment, Development and Evaluation (GRADE) approach for network meta-analysis will be implemented for assessing the quality of the findings.Ethics and disseminationEthical approval is not required for this systematic review of the published data. Findings will be disseminated via peer-reviewed publication.PROSPERO registration numberPROSPERO registration number CRD42020182039.


2021 ◽  
Author(s):  
Takahiro Miki ◽  
Yu Kondo ◽  
Hiroshi Kurakata ◽  
Eva Buzasi ◽  
Tsuneo Takebayashi ◽  
...  

Abstract Background: To apply the Bio-Psych-Social (BPS) model into clinical practice, it is important not to focus on psychosocial domains only since biomedical factors can also contribute to chronic pain conditions. The cognitive functional therapy (CFT) is the management system based on the BPS model for chronic nonspecific low back pain (CNSLBP). Objectives: To compare CFT with the other interventions for CNSLBP regarding pain, disability/functional status, QoL and psychological factors.Design: Systematic review and meta-analysis. Method: Literature Search was conducted in electronic search engines. Enrolled participants included 1) CNSLBP and 2) primary, secondary, or tertiary care patients. CFT was the interventions included. Comparisons were any types of treatment.Results: Three studies met the eligibility criteria. The total number of participants was 336. For pain intensity, MD [95% CIs] was -2.78 [-2.78−0.02] and -1.01 [-1.92−-0.10] at intermediate and long term for two studies, respectively. About disability/functional status, SMD [95% CIs] was -0.76 [-1.46−-0.07] at the intermediate for three studies and MD [95% CIs] was -0.84 [-11.47−-5.49] at long term for two studies. About fear of physical activity, MD [95% CIs] was -3.01 [-5.14−-0.88] and -3.56 [-6.43−-0.68] at intermediate and long term for two studies, respectively. No studies reported scores associated with QOL. All the quality of the evidence was very low. Conclusions: Three studies were included and the quality of all the evidence was very low. Although the study found statistically significant differences in some measures, the effectiveness of the CFT will need to be re-evaluated in the future.PROSPERO registration number CRD42020158182


2021 ◽  
Vol 10 (22) ◽  
pp. 5327
Author(s):  
Gloria Gonzalez-Medina ◽  
Veronica Perez-Cabezas ◽  
Carmen Ruiz-Molinero ◽  
Gema Chamorro-Moriana ◽  
Jose Jesus Jimenez-Rejano ◽  
...  

Background: The aim of this systematic review and meta-analysis was to evaluate the global postural re-education (GPR) program’s effectiveness compared to other exercise programs in subjects with persistent chronic low back pain. Methods: A systematic review and meta-analysis were carried out using PRISMA2020. An electronic search of scientific databases was performed from their inception to January 2021. Randomized controlled trials that analyzed pain and patient-reported outcomes were included in this review. Four meta-analyses were performed. The outcomes analyzed were disability due to back pain and pain. The risk of bias and quality of evidence were evaluated. The final search was conducted in March. Results: Seven trials were included, totaling 334 patients. The results showed improvement in pain measured by Visual Analogue Scale (VAS) (Standardised Mean Difference (SMD) = −0.69; 95% Confidence Interval (CI), −1.01 to −0.37; p < 0.0001), Numerical Pain Scale (NRS) (SMD = −0.40; 95% CI, −0.87 to 0.06); p = 0.022), VAS + NRS (SMD = −1.32; 95% CI, −1.87 to −0.77; p < 0.0001) and function (Roland Morris Disability Questionnaire (RMDQ)) (SMD = −0.55; 95% CI, −0.83 to −0.27; p < 0.0001) after GPR treatment. Conclusion: This meta-analysis provides reliable evidence that GPR may be an effective method for treating LBP by decreasing pain and improving function, with strong evidence.


2021 ◽  
Author(s):  
Takahiro Miki ◽  
Yu Kondo ◽  
Hiroshi kurakata ◽  
Eva Buzasi ◽  
Tsuneo Takebayashi ◽  
...  

Abstract Background: To apply the Bio-Psych-Social (BPS) model into clinical practice, it is important not to focus on psychosocial domains only since biomedical factors can also contribute to chronic pain conditions. The cognitive functional therapy (CFT) is the management system based on the BPS model for chronic nonspecific low back pain (CNSLBP). Objectives: To compare CFT with the other interventions for CNSLBP regarding pain, disability/functional status, QoL and psychological factors.Design: Systematic review and meta-analysis. Method: Literature Search was conducted in electronic search engines. Enrolled participants included 1) CNSLBP and 2) primary, secondary, or tertiary care patients. CFT was the interventions included. Comparisons were any types of treatment.Results: Three studies met the eligibility criteria. The total number of participants was 336. For pain intensity, MD [95% CIs] was -2.78 [-2.78−0.02] and -1.01 [-1.92−-0.10] at intermediate and long term for two studies, respectively. About disability/functional status, SMD [95% CIs] was -0.76 [-1.46−-0.07] at the intermediate for three studies and MD [95% CIs] was -0.84 [-11.47−-5.49] at long term for two studies. About fear of physical activity, MD [95% CIs] was -3.01 [-5.14−-0.88] and -3.56 [-6.43−-0.68] at intermediate and long term for two studies, respectively. No studies reported scores associated with QOL. All the quality of the evidence was very low.Conclusions: Three studies were included and the quality of all the evidence was very low. Although the study found statistically significant differences in some measures, the effectiveness of the CFT will need to be re-evaluated in the future.PROSPERO registration number CRD42020158182


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