Optimal exercise dose in adults with chronic low back pain disorders: systematic review with dose-response network meta-analysis
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Le résumé fourni par la source
Objective To quantify exercise dose-response relationships and estimate the optimal dose in adults with chronic low back pain disorders (CLBDs). Design Systematic review with random-effects model-based (non-linear) dose-response network meta-analysis. Risk of bias was assessed with Cochrane RoB 2 and certainty with the minimally contextualised Grading of Recommendations, Assessment, Development and Evaluation framework. A ≥5-point change (scaled 0–100) was predefined as clinically meaningful. Data sources Six databases, two trial registries and citations were searched to 3 June 2025 Eligibility criteria Randomised controlled trials of exercise in adults (≥18 years) with CLBDs assessing disability or back pain at short (>1 day and ≤3 months), intermediate (>3 months and<12 months) and long-term (≥12 months) follow-up. Results We included 239 trials (252 reports); 99.2% included non-specific chronic low back pain; two trials included radicular presentations. The model-predicted optimal dose for short-term disability was 4 sessions/week, 25 min/session over 13 weeks. For short-term pain intensity, the optimal dose was 3 sessions/week, 30 min/session over 8 weeks. However, credible intervals of most dose-levels overlapped. Few dose combinations were clinically meaningful beyond the short term. 84% of trials were at high risk of bias and certainty was very low to low. Adverse events (reported in 28.5% of trials) were predominantly non-serious and musculoskeletal. Conclusions Exercise training delivered at low to moderate doses was associated with short-term improvements in disability and pain intensity, which may be clinically meaningful, with limited additional benefit at higher exposure. Model-predicted doses provide guidance for exercise prescription; but the available evidence does not support a single optimal exercise dose and should be interpreted with caution given the low to very low certainty of evidence. Exercise training for radicular presentations is a key evidence gap.
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Le contrôle bibliographique ouvert
DOI retrouvé dans Crossref DOI retrouvé ; titre concordant.
- Titre Crossref
- Optimal exercise dose in adults with chronic low back pain disorders: systematic review with dose-response network meta-analysis
- Date Crossref
- 24/09/2026
- Éditeur
- BMJ
- Type
- journal-article
Ce recoupement confirme des métadonnées liées au DOI. Il ne confirme ni la méthode ni les conclusions de l’étude, et il ne compte pas comme une seconde source scientifique indépendante.
Où se fait cette recherche
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German Sport University Cologne Department of Intervention Research in Exercise Training pays non établi dans la noticeUniversité ou école supérieure
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Bochum University of Applied Sciences Department of Nursing pays non établi dans la noticeUniversité ou école supérieure
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LWL-Universitätsklinikum Bochum pays non établi dans la noticeÉtablissement de santé
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University of Bristol Population Health Sciences pays non établi dans la noticeUniversité ou école supérieure
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Capital Medical University Department of Orthopaedic Surgery pays non établi dans la noticeUniversité ou école supérieure
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St George Hospital pays non établi dans la noticeÉtablissement de santé
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Tishk International University Physiotherapy Department pays non établi dans la noticeUniversité ou école supérieure
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La Trobe University pays non établi dans la noticeUniversité ou école supérieure
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Institut für Medizinische Informatik pays non établi dans la noticeStructure de recherche
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Royal Adelaide Hospital pays non établi dans la noticeÉtablissement de santé
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Adelaide University pays non établi dans la noticeUniversité ou école supérieure
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The University of Adelaide pays non établi dans la noticeUniversité ou école supérieure
Department of Intervention Research in Exercise Training — German Sport University Cologne, Department of Nursing — Bochum University of Applied Sciences et LWL-Universitätsklinikum Bochum, avec 9 autres affiliations.
Une affiliation ne permet pas de déduire la nationalité d’un auteur.