Effect of quick simple exercise on non-specific low back pain in Japanese workers: a randomized controlled trial.

"Declarations Ethics approval and consent to participateThe Research Ethics Committee of Osaka Rosai Hospital approved the study (approval number: 27-115). The patients provided written informed consent for inclusion in the study. Consent for publicationNot applicable. Availability of data and materialsThe datasets supporting the conclusions of this article are available from the corresponding author upon reasonable request. Competing interestsThe authors declare that they have no competing interests. FundingThis study was supported by grants-in-aid from the Japan Organization of Occupational Health and Safety. Authors’ contributionsF.A., T.N., and M.K. contributed to the study conception and design. F.A. and T.N. performed material preparation, data collection, and analysis. T.N. wrote the first draft of the manuscript, and all authors commented on subsequent versions. All authors read and approved the final manuscript. AcknowledgementsWe extend our sincere gratitude to all of the patients who participated in this study. We would like to thank Editage (www.editage.com) for English language editing. Competing interests The authors declare that they have no competing interests."

"Funding This study was supported by grants-in-aid from the Japan Organization of Occupational Health and Safety."

"Trial registration UMIN-CTR UMIN000024117."