Study Code:SU
Sample:Subjects and controls drawn from AG and AL2 studies based on stuttering items in those questionnaires
Start Date:Mar.1997
Contact:Anjali Henders
More Info:QIMR only

This study was conducted on behalf of Susan Felsenfeld of Pittsburgh University in the US. The instrument was a short (~40 Q) interview conducted over the phone. The interviews were assigned in such a way that no interviewer interviewed both twins in a pair. The sample was drawn from two studies, Aged and Alcohol Cohort 2, where there are questions on stuttering. 584 interviews were completed