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Table 1 Recruitment statistics in three Australian casecontrol studies of childhood cancer

From: Participation in paediatric cancer studies: timing and approach to recruitment

 

Aus-ALL

Aus-CBT

ISET

Year(s) of diagnosis

2003-2006

2006-2010

2008

Type of cancer

ALL

Brain tumours

Wilms’ tumour or neuroblastoma

Number of cases ascertained in the study period

568

792

82

Eligible (% of notifications)

519 (91.4%)

658 (83.1%)

78 (95.1%)

Invitations (% of eligible)

484 (93.3%)

560 (85.1%)

70 (89.7%)

Consent (% of eligible)

416 (80.2%)

374 (57.0%)

52 (66.6%)

  1. ALL –Australian Study of Acute Lymphoblastic Leukemia,
  2. CBT – Australian Study of Childhood Brain Tumours,
  3. ISET – International study of Embryonal Tumours.