Author Contributions: Dr Vajdic had full access to all of the data in the study and takes responsibility for the integrity of the data and the accuracy of the data analysis.
Study concept and design: Vajdic, McDonald, McCredie, Stewart, Law, Chapman, Kaldor, Grulich.
Acquisition of data: Vajdic, McDonald, van Leeuwen.
Analysis and interpretation of data: Vajdic, McDonald, McCredie, van Leeuwen, Stewart, Law, Chapman, Webster, Kaldor, Grulich.
Drafting of the manuscript: Vajdic, McDonald, McCredie, van Leeuwen, Stewart, Grulich.
Critical revision of the manuscript for important intellectual content: Vajdic, McDonald, McCredie, van Leeuwen, Stewart, Law, Chapman, Webster, Kaldor, Grulich.
Statistical analysis: van Leeuwen, Law.
Obtained funding: Vajdic, McDonald, McCredie, Stewart, Law, Chapman, Kaldor, Grulich.
Administrative, technical, or material support: Vajdic, van Leeuwen, Law, Kaldor, Grulich.
Study supervision: Vajdic, Grulich.
Financial Disclosures: Dr Chapman reports being on advisory boards and speaker panels for Astellas, Novartis, Wyeth, and Hoffmann la Roche, and receiving research support from the National Health and Medical Research Council, Juvenile Diabetes Foundation International, Novartis, Wyeth, Jannsen-Cilag, and Hoffmann la Roche. Dr Webster reports receiving an International Postgraduate Research Scholarship from the Australian Government Department of Education, Science, and Training, and an International Postgraduate Research Award from the University of Sydney. Dr Grulich reports being on the advisory board for the Gardasil human papillomavirus vaccine for the Commonwealth Serum Laboratories. No other authors reported financial disclosures.
Funding/Support: The study was funded by the Cancer Council NSW (RG 47/03). Dr Vajdic has a postdoctoral research fellowship from the National Health and Medical Research Council (ID 209668). Ms van Leeuwen has a postgraduate scholarship from the National Health and Medical Research Council (ID 401131). The ANZDATA Registry administrative office is supported by funding from the Australian Government Department of Health and Aging, the New Zealand Ministry of Health and Kidney Health Australia; data collection costs are borne by contributing renal units. The National Centre in HIV Epidemiology and Clinical Research is funded by the Australian Government Department of Health and Aging.
Role of the Sponsors: The funding organizations played no role in the design and conduct of the study, in the collection, management, analysis, and interpretation of the data, or in the preparation, review, or approval of the manuscript.
Disclaimer: The interpretation and reporting of the ANZDATA Registry data are the responsibility of the authors and in no way should be seen as official policy or interpretation of the Australia and New Zealand Dialysis and Transplant Registry.
Acknowledgment: We gratefully thank the dedication and care with which dialysis and transplantation units throughout Australia have regularly submitted the information on which this analysis has been performed, and the ANZDATA staff who have created and maintained the database so accurately. We are also grateful to the staff of the state and territory cancer registries for the use of their data. We thank the Australian Institute of Health and Welfare, and the Cancer Council Victoria, for their commissioned work on this study. The Australian Institute of Health and Welfare was paid for the data linkage they conducted and the population cancer rates they provided to us. The Cancer Council Victoria was paid for the data linkage they conducted. We thank the gratis biostatistical advice and support we received from Janaki Amin, BSc(Hons), MPH(Hons), National Centre in HIV Epidemiology and Clinical Research.