Childhood cancer survivors Cancer
Conditions
Interventions
CCS from three centers were randomly allocated to one of three study arms on a 1:1:1 ratio. In study arms 1 and 2, two postal reminders and one telephone reminder followed the initial invitation
in the second reminder strategy (study arm 3), only one postal reminder and one telephone reminder followed the initial invitation. With every invitation, CCS received a web-based questionnaire. Paper
Sponsors
Academic Medical Center (AMC) (Netherlands)
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: We randomly selected 750 adult CCS from the DCOG LATER cohort, which includes subjects diagnosed with a malignancy (or a few specific benign disorders) before the age of 18 years between 1 January 1962 and 31 December 2001, alive 5 years post diagnosis, that were treated in one of the seven Dutch paediatric oncology and stem cell transplant centers. For the current study, CCS had to be alive, aged 18 or older and living in the Netherlands.
Exclusion criteria
Exclusion criteria: CCS were excluded if they lived abroad or were lost-to-follow-up
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Participation rates assessed 1 year after the start of the study on 01/09/2013 | — |
Secondary
| Measure | Time frame |
|---|---|
| 1. Response rates assessed 1 year after the start of the study on 01/09/2013 2. Response type assessed 1 year after the start of the study on 01/09/2013 3. Satisfaction with questionnaire 4. Reasons for completing paper- or web-based questionnaire | — |
Countries
Netherlands
Outcome results
None listed