Long-term efficacy and safety of spinal cord stimulation in patients with refractory angina pectoris

Autor: F.E. Vervaat, A. van der Gaag, K. Teeuwen, H. van Suijlekom, L. Dekker, I.F. Wijnbergen
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: International Journal of Cardiology: Heart & Vasculature, Vol 45, Iss , Pp 101194- (2023)
Druh dokumentu: article
ISSN: 2352-9067
DOI: 10.1016/j.ijcha.2023.101194
Popis: Background: The number of patients with refractory angina pectoris (RAP), associated with poor quality of life, has been steadily increasing. Spinal cord stimulation (SCS) is a last resort treatment option leading to significant improvement in quality of life over a one year follow-up. The aim of this prospective, single-centre, observational cohort study is to determine the long-term efficacy and safety of SCS in patients with RAP. Methods: All patients with RAP who received a spinal cord stimulator from the period July 2010 up to November 2019 were included. In May 2022 all patients were screened for long-term follow-up. If the patient was alive the Seattle Angina (SAQ) and RAND-36 questionnaire were completed and if the patient had passed away cause of death was determined. The primary endpoint is the change in SAQ summary score at long-term follow-up compared to baseline. Results: From July 2010 up to November 2019 132 patients received a spinal cord stimulator due to RAP. The mean follow-up period was 65.2 ± 32.8 months. Seventy-one patients completed the SAQ at baseline and long-term follow-up. The SAQ SS showed an improvement of 24.32U (95% confidence interval [CI]: 18.71 – 29.93; p
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