Table 1. Patients in the LNESG1 study.

		No of patients
Enrolled		905
Excluded		215
Inadequate MYCN gene assay	95
Staging errors	47
Wrong diagnosis	28
Undefined histology	9
Previous treatment	13
Parental refusal	5
Other reasons	18
Non-metastatic neuroblastoma		690
Ineligible for the study		263
Stage 3	192
Ganglioneuroma	71
Eligible for the study		427
Study 1		295
Without MYCNA	288
With MYCNA	7
Study 2		132
Without MYCNA	123
With MYCNA	9

LNESG1=Localised Neuroblastoma European Study.