Dear all, Could someone provide a reference for the calculation of the 95% confidence interval for the Intra Class Correlation coefficient (Between class var/(Between class var+within class var))? Thank you and with best regards, Monica ------------------------------------------ Monica Daigl Cattaneo, GradStat Clinical Data & Statistics Manager AO Clinical Investigation and Documentation Stettbachstrasse 6 8600 Dübendorf Switzerland Phone: +41 44 200 2420 Direct: +41 44 200 2472 Fax: +41 44 200 2460 [log in to unmask] www.aofoundation.org You may leave the list at any time by sending the command SIGNOFF allstat to [log in to unmask], leaving the subject line blank.