Long term results of percutaneous balloon valvoplasty of congenital aortic stenosis: independent predictors of outcome

To evaluate long term results and independent predictors of outcome of aortic valvoplasty.Retrospective follow up study. Independent predictors of outcome identified by multiple logistic regression.Tertiary referral centre.269 consecutive patients treated at the median age of 8 months (0-23 years): 80 (30%) under 4 weeks, 59 (22%) between 4 weeks and 1 year, and 130 (48%) over 1 year. The follow up period was up to 14.8 years (median 5.3, in...