References
Clegg TE, Caborn D, Mauffrey C (2013) Viscosupplementation with hyaluronic acid in the treatment for cartilage lesions: a review of current evidence and future directions. Eur J Orthop Surg Traumatol 23(2):119–124
Rutjes AW, Jüni P, da Costa BR, Trelle S, Nüesch E, Reichenbach S (2012) Viscosupplementation for osteoarthritis of the knee: a systematic review and meta-analysis. Ann Intern Med 157(3):180–191
Messori A, Maratea D, Fadda V, Trippoli S (2013) Outcomes in patients with unprotected left main coronary disease: comparison between drug-eluting stents and coronary artery by-pass grafting. Am J Cardiol 111(5):779–780
Messori A, Maratea D, Fadda V, Trippoli S (2012) Antipsychotic drugs for relapse prevention in schizophrenia. Lancet 380(9847):1055–1056
Messori A, Fadda V, Maratea D, Trippoli S (2013) Treatments for non-Hodgkin lymphoma in HIV-positive patients: quantifying incremental benefit from 1993 to 2004 by metaregression. Am J Hematol 88(5):435
Conflict of interest
V. F., D. M., and S. T. declare no conflict of interest, while A. M. declares his role at the Italian Drug Agency (AIFA) in the Committee (“Segretariato”) that examines drug reimbursement applications at national level; A. M. is also a member of the Committee responsible for the approval of medical devices for the Tuscany region.
Author information
Authors and Affiliations
Corresponding author
Electronic supplementary material
This Appendix includes Figure A1 (repetition of the meta-analysis carried out by Rutjes et al. to confirm the identity of the two data sets), Table A1 (Complete bibliographies for the 68 studies included in our analysis), and Table A2 (Software and technical details of our analysis). This material can be obtained upon request from the authors or can be downloaded from the following Internet address: http://www.osservatorioinnovazione.net/papers/arthroscopy-visco-2013-web-supplement.pdf.
Below is the link to the electronic supplementary material.
Rights and permissions
About this article
Cite this article
Maratea, D., Fadda, V., Trippoli, S. et al. Viscosupplementation in patients with knee osteoarthritis: temporal trend of benefits assessed by meta-regression. Eur J Orthop Surg Traumatol 24, 829–830 (2014). https://doi.org/10.1007/s00590-013-1249-3
Received:
Accepted:
Published:
Issue Date:
DOI: https://doi.org/10.1007/s00590-013-1249-3