A comparative study of outcomes after transcatheter closure of secundum-type atrial septum defect in adults younger than 60 years and the older ones.

Objective: To compare the results of transcatheter atrial septal defect (ASD) closure between adults younger than 60 years and the older ones in terms of the clinical and echocardiographic outcomes.

Material And Method: The cohort study consisted of 333 adult patients who underwent device closure of secundum ASD at Central Chest Institute of Thailand between January 2007 and June 2012. They were divided into two groups, group 1 were patients with age younger than 60 years, and group 2 were patients with age equal or older than 60 years.