Results show that childhood cancer survivors, on average, have less psychological distress than a norm population but that the proportion of survivors at risk for high psychological distress is disproportionally large. Monitoring psychological distress in childhood cancer survivors may be desirable during routine follow-up, and psychological support should be offered as needed.

The names of the members of the SPOG are provided in the Acknowledgements section. Who is in the sample? The Swiss Childhood Cancer Survivor Study is closely linked with the Swiss Childhood Cancer Registry (SCCR; www.childhoodcancerregistry.ch), including all children registered in the SCCR who survived 55 years.