Isolated medial patellofemoral ligament reconstruction significantly improved quality of life in patients with recurrent patella dislocation: a response to Hiemstra et al.’s letter to the editor
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Dear Professor Karlsson,
Thank you very much for your recent correspondence and in particular the letter from Hiemstra et al. . We thank them for their careful reading of our publication and gladly use this opportunity to address the issues they raise.
We acknowledge that they have undertaken a significant amount of research work in this field, having first published the Banff Patellar Instability Instrument (BPII) in 2013. It was certainly not our intention to undermine the BPII in any way. Our aim was to report general health related and not condition specific Quality of Life (QoL) outcome for our patients, in addition to health-economic outcomes, using the EQ-5D questionnaire. We apologise if this was not easily understood when reading our paper.
The statement “no study has specifically looked at quality of life (QoL)” is indeed incorrect, as pointed out by Hiemstra et al. . However, our full statement in the paper reads “no study has specifically looked at quality of life...
- 1.Cameron AC, Trivedi PK (2005) Microeconometrics: methods and applications. Cambridge University Press, Cambridge. ISBN 9780521848053Google Scholar
- 2.European Medicine Agency (2010) Guideline in confirmatory clinical trials. CPMP/EWP/1776/99 Rev. 1Google Scholar
- 6.Hiemstra LA, Kerslake S, Lafave M, Mohtadi NG (2016) Concurrent validation of the banff patella instability instrument to the norwich patellar instability score and the kujala score in patients with patellofemoral instability. Orthop J Sports Med 4(5):2325967116646085CrossRefPubMedPubMedCentralGoogle Scholar
- 8.Longworth L, Yang Y, Young T, Mulhern B, Hernández Alava M, Mukuria C, Brazier J (2014) Use of generic and condition-specific measures of health-related quality of life in NICE decision-making: a systematic review, statistical modelling and survey. Health Technol Assess 18(9):1–224CrossRefPubMedPubMedCentralGoogle Scholar
- 11.Pinheiro JC, Bates DM (2000) Mixed-effects models in s and S-PLUS. Springer, New York. https://doi.org/10.1007/b98882Google Scholar