All provinces, except Ontario, have participated in this component since 1995.
Minimal information is collected on subjects who refuse to participate.
Some centres have been audited in March 1998 and other centres will be audited in the summer and fall 1999. All centres will receive an evaluation and be asked to help resolve issues raised. This quality control effort is in preparation for the Treatment and Outcome Annual Report to be completed this summer. These data are essential to understanding the unique health care needs of survivors and to ensure limited health care resources are allocated effectively. Among childhood cancer survivors, identify the personal, family, disease and treatment characteristics associated with physical and psychosocial poor health.