Table 2

Multivariate Cox regression analysisa

CovariateRelative hazardConfidence intervalP
Id2 expression (positive)10.9961.325–912860.0264
Age (<1 year)0.1220.015–1.0100.0511
N-myc amplification (>3 copies)1.7330.583–5.1550.3288
  • a n = 47.