Derrick, See M.J. Campbell and M.J. Gardner, 'Calculating confidence intervals for some non-parametric analyses', BMJ. (1988) 296:1454-1456. Regards, Darren Jolliffe Wyeth Research >>> Derrick Bennett <[log in to unmask]> 25 April 1999 23:15:12 >>> Dear allstatters, >>Does anyone have any references on how to calculate confidence intervals >>for medians? >> >>Thanks in advance >> >>Derrick Bennett >> Dr Derrick Bennett, Clinical Trials Research Unit, University of Auckland, Private Bag 92 019, Auckland, New Zealand. Ph : 64 9 373 1711 x4724 fax: 64 9 373 1710 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%