On the distribution of a concomitant statistic in a sequential trial

References

• Emerson , SS and Banks , PLC . 1992 . Estimation of secondary outcomes following a group sequential trial . Presentation at ENAR Biometric Society Conference . May 1992 , Cincinnati, OH.
   Google Scholar
• Moss , AJ , Hall , WJ , Cannom , DS , Daubert , JP , Higgins , SL , Klein , H , Levine , JH , Saksena , S , Waldo , AL , Wilber , D , Brown , MW and Heo , M . 1996 . Improved survival with an implanted defibrillator in patients with prior myocardial infarction, low ejection fraction, and asymptomatic non-sustained ventricular tachycardia . Preprint from the Heart Research Follow-up Program . 1996 , University of Rochester Medical Center, NY.
   Google Scholar
• Whitehead , J . 1986 . Supplementary analysis at the conclusion of a sequential clinical trial . Biometrics , 42 : 461 – 471 .
   PubMed Web of Science ®Google Scholar
• Whitehead , J . 1992 . The Design and Analysis of Sequential Clinical Trials , Chicester, , UK : Ellis Horwood .
   Google Scholar